{ "dataset": "Emporia, KS storm events — 12-month window, 25-mile radius plus Lyon records (floods and special weather statements excluded, matching the city page)", "license": "https://www.stormauditor.com/data-license", "provenance": "Consolidated by StormAuditor from public NOAA/NWS records (warnings, Local Storm Reports, NCEI Storm Events) under the published methodology at https://www.stormauditor.com/methodology", "refreshed_at": "2026-09-20T08:00:25.822+00:00", "window_days": 365, "schema_version": "2.0.0", "event_count": 189, "fields": { "id": "stable event identifier (source-derived)", "date": "event date (YYYY-MM-DD, local storm day)", "county": "county or county-equivalent (may be blank)", "city": "place name from the source record (LSR names may carry a distance/direction prefix)", "zip": "ZIP code when the source provides one (may be blank)", "eventType": "hazard tag: wind | hail | tornado | flood | lightning", "severity": "StormAuditor severity bucket (low|moderate|high|severe)", "evidenceLevel": "evidence level of the source record (warning|observed|...)", "confidence": "StormAuditor confidence score for the record (0-1, may be absent)", "windSpeedMph": "reported/estimated wind gust, mph (absent if n/a)", "hailSizeInches": "reported/estimated hail size, inches (absent if n/a)", "tornadoScale": "EF-scale rating when the source provides one (absent if n/a)", "damageTypes": "damage tags from the source narrative (may be absent)", "description": "source narrative excerpt (may be absent)", "source": "originating public record (NWS warning, LSR, NCEI, ...)", "sourceDetail": "issuing office / product detail for the source (may be absent)", "originStation": "reporting station identifier when applicable (may be absent)", "warningProductKey": "NWS warning product key for warning-derived rows (may be absent)", "lat": "event latitude (WGS84, may be blank)", "lon": "event longitude (WGS84, may be blank)", "rawWindSpeedMph": "source-reported wind value before display screening, mph (may be absent)", "windSpeedDisclaimer": "set when the wind value is a warning-projected figure rather than a measurement (may be absent)" }, "events": [ { "id": "nws-alert-63f95d3c460b642b.001-Lyon-wind", "zip": "", "city": "Lyon", "date": "2026-09-15", "county": "Lyon", "source": "NWS Weather Alert", "severity": "high", "eventType": "wind", "confidence": 88, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning for Lyon. Severe Thunderstorm Warning issued September 15 at 4:49PM CDT until September 15 at 5:00PM CDT by NWS Topeka KS", "sourceDetail": "NWS Topeka KS — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-392" }, { "id": "nws-alert-63f95d3c460b642b.001-Lyon-hail-2026-09-15", "lat": 38.754000000000005, "lon": -96.10799999999999, "zip": "", "city": "", "date": "2026-09-15", "county": "Lyon", "source": "NWS Weather Alert", "severity": "high", "eventType": "hail", "confidence": 88, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning for Lyon. Max hail: 1\". Severe Thunderstorm Warning issued September 15 at 4:49PM CDT until September 15 at 5:00PM CDT by NWS Topeka KS", "sourceDetail": "NWS Topeka KS — Severe Thunderstorm Warning Max hail: 1\".", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-392" }, { "id": "spc-2026-09-12-59-0045", "lat": 38.47, "lon": -96.19, "zip": "", "city": "Emporia", "date": "2026-09-12", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Delayed report from broadcast media of quarter sized hail. (TOP)", "sourceDetail": "Storm Prediction Center preliminary storm report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-09-12-61-0442", "lat": 38.52, "lon": -96.42, "zip": "", "city": "Dunlap", "date": "2026-09-12", "county": "Morris", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Photos of hail up to 1.5 inches in diameter at Lake Kahloa from lake manager... relayed by local radio. Time estimated from radar. (TOP)", "sourceDetail": "Storm Prediction Center preliminary storm report", "evidenceLevel": "reported", "hailSizeInches": 1.5 }, { "id": "nws-alert-a835e9932ac6d35a.001-Chase-wind-2026-09-09", "lat": 38.17000000000001, "lon": -96.34999999999998, "zip": "", "city": "", "date": "2026-09-09", "county": "Chase", "source": "NWS Weather Alert", "severity": "high", "eventType": "wind", "confidence": 88, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning for Chase. Severe Thunderstorm Warning issued September 9 at 3:21PM CDT until September 9 at 3:30PM CDT by NWS Wichita KS", "sourceDetail": "NWS Wichita KS — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "ICT-SV-W-401" }, { "id": "nws-alert-10e422782041b073.001-Chase-hail-2026-09-09", "lat": 38.17000000000001, "lon": -96.34999999999998, "zip": "", "city": "", "date": "2026-09-09", "county": "Chase", "source": "NWS Weather Alert", "severity": "moderate", "eventType": "hail", "confidence": 88, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning for Chase. Max hail: 0.75\". Severe Thunderstorm Warning issued September 9 at 3:04PM CDT until September 9 at 3:30PM CDT by NWS Wichita KS", "sourceDetail": "NWS Wichita KS — Severe Thunderstorm Warning Max hail: 0.75\".", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "ICT-SV-W-401" }, { "id": "nws-alert-a835e9932ac6d35a.001-Greenwoo-wind-2026-09-09", "lat": 38.17000000000001, "lon": -96.34999999999998, "zip": "", "city": "", "date": "2026-09-09", "county": "Greenwood", "source": "NWS Weather Alert", "severity": "high", "eventType": "wind", "confidence": 88, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning for Greenwood. Severe Thunderstorm Warning issued September 9 at 3:21PM CDT until September 9 at 3:30PM CDT by NWS Wichita KS", "sourceDetail": "NWS Wichita KS — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "ICT-SV-W-401" }, { "id": "nws-alert-10e422782041b073.001-Greenwoo-hail-2026-09-09", "lat": 38.17000000000001, "lon": -96.34999999999998, "zip": "", "city": "", "date": "2026-09-09", "county": "Greenwood", "source": "NWS Weather Alert", "severity": "moderate", "eventType": "hail", "confidence": 88, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning for Greenwood. Max hail: 0.75\". Severe Thunderstorm Warning issued September 9 at 3:04PM CDT until September 9 at 3:30PM CDT by NWS Wichita KS", "sourceDetail": "NWS Wichita KS — Severe Thunderstorm Warning Max hail: 0.75\".", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "ICT-SV-W-401" }, { "id": "iem-lsr-2026-08-05-hail-38.41--96.16", "lat": 38.41, "lon": -96.16, "zip": "", "city": "1 ENE Emporia", "date": "2026-08-05", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 ENE Emporia", "sourceDetail": "NWS TOP — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "iem-lsr-2026-08-05-hail-38.41--96.16", "lat": 38.41, "lon": -96.16, "zip": "", "city": "1 ENE Emporia", "date": "2026-08-05", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 ENE Emporia", "sourceDetail": "NWS TOP — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "spc-2026-08-05-hail-38.40-8", "lat": 38.4, "lon": -96.16, "zip": "", "city": "1 E Emporia", "date": "2026-08-05", "county": "Lyon", "source": "SPC Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 0.93, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "hail reported near 1 E Emporia", "sourceDetail": "SPC filtered reports — 2026-08-05", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "spc-2026-08-05-wind-38.40-24", "lat": 38.4, "lon": -96.12, "zip": "", "city": "3 E Emporia", "date": "2026-08-05", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.93, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "wind reported near 3 E Emporia", "sourceDetail": "SPC filtered reports — 2026-08-05", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "iem-ww-TOP-SV-W-358-Lyon-wind-2026-08-05", "zip": "", "city": "Lyon", "date": "2026-08-05", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-08-05. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-358" }, { "id": "iem-ww-TOP-SV-W-358-Lyon-hail-2026-08-05", "zip": "", "city": "Lyon", "date": "2026-08-05", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-08-05. Storm tag hail: 1.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.75, "warningProductKey": "TOP-SV-W-358" }, { "id": "iem-ww-TOP-SV-W-357-Lyon-wind-2026-08-05", "zip": "", "city": "Lyon", "date": "2026-08-05", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-08-05. Storm tag wind: 50 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 50, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-357" }, { "id": "iem-ww-TOP-SV-W-357-Lyon-hail-2026-08-05", "zip": "", "city": "Lyon", "date": "2026-08-05", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-08-05. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-357" }, { "id": "iem-ww-TOP-SV-W-349-Lyon-wind-2026-07-09", "zip": "", "city": "Lyon", "date": "2026-07-09", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-07-09. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-349" }, { "id": "iem-ww-TOP-SV-W-349-Lyon-hail-2026-07-09", "zip": "", "city": "Lyon", "date": "2026-07-09", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-07-09. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "TOP-SV-W-349" }, { "id": "spc-2026-07-04-133-1508", "lat": 38.37, "lon": -96.54, "zip": "", "city": "Cottonwood Falls", "date": "2026-07-04", "county": "Chase", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Reports to KVOE radio of 60 mph winds with many branches down in the city. (ICT)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "spc-2026-07-04-134-1530", "lat": 38.25, "lon": -96.21, "zip": "", "city": "Olpe", "date": "2026-07-04", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Small tree branches down with strong wind gust. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "iem-ww-TOP-SV-W-342-Lyon-wind-2026-07-04", "zip": "", "city": "Lyon", "date": "2026-07-04", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-07-04. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-342" }, { "id": "iem-ww-TOP-SV-W-342-Lyon-hail-2026-07-04", "zip": "", "city": "Lyon", "date": "2026-07-04", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-07-04. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "TOP-SV-W-342" }, { "id": "iem-lsr-2026-06-13-wind-38.33--96.20", "lat": 38.33, "lon": -96.2, "zip": "", "city": "5 SSW Emporia", "date": "2026-06-13", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "ASOS station KEMP Emporia.", "sourceDetail": "NWS TOP — ASOS via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-06-13-wind-38.13--96.14", "lat": 38.13, "lon": -96.14, "zip": "", "city": "Madison", "date": "2026-06-13", "county": "Greenwood", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from Private Weather Station.", "sourceDetail": "NWS ICT — Mesonet via Iowa Mesonet", "windSpeedMph": 62, "evidenceLevel": "observed" }, { "id": "iem-ww-TOP-SV-W-320-Lyon-wind-2026-06-13", "zip": "", "city": "Lyon", "date": "2026-06-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-13. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-320" }, { "id": "iem-ww-TOP-SV-W-320-Lyon-hail-2026-06-13", "zip": "", "city": "Lyon", "date": "2026-06-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-13. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-320" }, { "id": "iem-ww-TOP-SV-W-323-Lyon-wind-2026-06-13", "zip": "", "city": "Lyon", "date": "2026-06-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-13. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-323" }, { "id": "iem-ww-TOP-SV-W-323-Lyon-hail-2026-06-13", "zip": "", "city": "Lyon", "date": "2026-06-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-13. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-323" }, { "id": "iem-ww-TOP-SV-W-325-Lyon-wind-2026-06-13", "zip": "", "city": "Lyon", "date": "2026-06-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-13. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-325" }, { "id": "iem-ww-TOP-SV-W-325-Lyon-hail-2026-06-13", "zip": "", "city": "Lyon", "date": "2026-06-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-13. Storm tag hail: 0.88\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.88, "warningProductKey": "TOP-SV-W-325" }, { "id": "iem-ww-TOP-SV-W-324-Lyon-wind-2026-06-13", "zip": "", "city": "Lyon", "date": "2026-06-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-13. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-324" }, { "id": "iem-ww-TOP-SV-W-324-Lyon-hail-2026-06-13", "zip": "", "city": "Lyon", "date": "2026-06-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-13. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-324" }, { "id": "iem-ww-TOP-SV-W-297-Lyon-wind-2026-06-10", "zip": "", "city": "Lyon", "date": "2026-06-10", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-10. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-297" }, { "id": "iem-ww-TOP-SV-W-297-Lyon-hail-2026-06-10", "zip": "", "city": "Lyon", "date": "2026-06-10", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-10. Storm tag hail: 1.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.75, "warningProductKey": "TOP-SV-W-297" }, { "id": "iem-ww-TOP-TO-W-64-Lyon-tornado-2026-06-10", "zip": "", "city": "Lyon", "date": "2026-06-10", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "tornado", "confidence": 0.85, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning issued by NWS TOP for Lyon on 2026-06-10. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "TOP-TO-W-64" }, { "id": "spc-2026-06-08-748-0402", "lat": 38.4, "lon": -96.54, "zip": "", "city": "Strong City", "date": "2026-06-08", "county": "Chase", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "estimated winds over 65 mph. (ICT)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 70, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-06-08-wind-38.36--96.63", "lat": 38.36, "lon": -96.63, "zip": "", "city": "1 SE Elmdale", "date": "2026-06-08", "county": "Chase", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Delayed report. Wind gust measured from Kansas State Mesonet site.", "sourceDetail": "NWS ICT — Mesonet via Iowa Mesonet", "windSpeedMph": 73, "evidenceLevel": "observed" }, { "id": "iem-ww-TOP-SV-W-277-Lyon-wind-2026-06-08", "zip": "", "city": "Lyon", "date": "2026-06-08", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-08. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-277" }, { "id": "iem-ww-TOP-SV-W-277-Lyon-hail-2026-06-08", "zip": "", "city": "Lyon", "date": "2026-06-08", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-08. Storm tag hail: 0.88\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.88, "warningProductKey": "TOP-SV-W-277" }, { "id": "iem-ww-TOP-SV-W-278-Lyon-wind-2026-06-08", "zip": "", "city": "Lyon", "date": "2026-06-08", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-08. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-278" }, { "id": "iem-ww-TOP-SV-W-278-Lyon-hail-2026-06-08", "zip": "", "city": "Lyon", "date": "2026-06-08", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-08. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-278" }, { "id": "iem-ww-TOP-TO-W-53-Lyon-tornado-2026-06-08", "zip": "", "city": "Lyon", "date": "2026-06-08", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "tornado", "confidence": 0.85, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning issued by NWS TOP for Lyon on 2026-06-08. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "TOP-TO-W-53" }, { "id": "iem-ww-TOP-SV-W-252-Lyon-wind-2026-06-01", "zip": "", "city": "Lyon", "date": "2026-06-01", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-01. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-252" }, { "id": "iem-ww-TOP-SV-W-252-Lyon-hail-2026-06-01", "zip": "", "city": "Lyon", "date": "2026-06-01", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-01. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-252" }, { "id": "iem-ww-TOP-SV-W-253-Lyon-wind-2026-06-01", "zip": "", "city": "Lyon", "date": "2026-06-01", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-01. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-253" }, { "id": "iem-ww-TOP-SV-W-253-Lyon-hail-2026-06-01", "zip": "", "city": "Lyon", "date": "2026-06-01", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-06-01. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-253" }, { "id": "spc-2026-05-31-887-0138", "lat": 38.24, "lon": -96.4, "zip": "", "city": "Saffordville", "date": "2026-05-31", "county": "Chase", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Report from mPING: Half Dollar (1.25 in.). (ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "spc-2026-05-31-888-0204", "lat": 38.23, "lon": -96.21, "zip": "", "city": "Olpe", "date": "2026-05-31", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "spc-2026-05-31-889-0331", "lat": 38.11, "lon": -95.96, "zip": "", "city": "Gridley", "date": "2026-05-31", "county": "Greenwood", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Report from mPING. (ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "spc-2026-05-31-892-0402", "lat": 38.38, "lon": -96.26, "zip": "", "city": "Emporia", "date": "2026-05-31", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Spotter network report. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-05-31-894-0443", "lat": 38.3, "lon": -96.18, "zip": "", "city": "Olpe", "date": "2026-05-31", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Report from mPING: Ping Pong Ball (1.50 in.). (TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.5 }, { "id": "spc-2026-05-31-896-0243", "lat": 38.15, "lon": -96.16, "zip": "", "city": "Madison", "date": "2026-05-31", "county": "Greenwood", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Report received via image from social media. (ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "iem-ww-TOP-SV-W-245-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-245" }, { "id": "iem-ww-TOP-SV-W-245-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-245" }, { "id": "iem-ww-TOP-SV-W-241-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-241" }, { "id": "iem-ww-TOP-SV-W-241-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-241" }, { "id": "iem-ww-TOP-SV-W-239-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-239" }, { "id": "iem-ww-TOP-SV-W-239-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-239" }, { "id": "iem-ww-TOP-SV-W-236-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-236" }, { "id": "iem-ww-TOP-SV-W-236-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-236" }, { "id": "iem-ww-TOP-SV-W-233-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-233" }, { "id": "iem-ww-TOP-SV-W-233-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-233" }, { "id": "iem-ww-TOP-SV-W-244-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-244" }, { "id": "iem-ww-TOP-SV-W-244-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 2\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 2, "warningProductKey": "TOP-SV-W-244" }, { "id": "iem-ww-TOP-SV-W-235-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-235" }, { "id": "iem-ww-TOP-SV-W-235-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 2\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 2, "warningProductKey": "TOP-SV-W-235" }, { "id": "iem-ww-TOP-SV-W-234-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-234" }, { "id": "iem-ww-TOP-SV-W-234-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-234" }, { "id": "iem-ww-TOP-SV-W-246-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-246" }, { "id": "iem-ww-TOP-SV-W-246-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-246" }, { "id": "iem-ww-TOP-SV-W-238-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-238" }, { "id": "iem-ww-TOP-SV-W-238-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-238" }, { "id": "iem-ww-TOP-SV-W-249-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-249" }, { "id": "iem-ww-TOP-SV-W-249-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-249" }, { "id": "iem-ww-TOP-SV-W-237-Lyon-wind-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-237" }, { "id": "iem-ww-TOP-SV-W-237-Lyon-hail-2026-05-31", "zip": "", "city": "Lyon", "date": "2026-05-31", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-31. Storm tag hail: 1.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.75, "warningProductKey": "TOP-SV-W-237" }, { "id": "spc-2026-05-30-937-0308", "lat": 38.32, "lon": -96.32, "zip": "", "city": "Olpe", "date": "2026-05-30", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "mping report. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "iem-lsr-2026-05-30-hail-38.40--96.25", "lat": 38.4, "lon": -96.25, "zip": "", "city": "4 W Emporia", "date": "2026-05-30", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "mping report.", "sourceDetail": "NWS TOP — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 0.75 }, { "id": "spc-2026-05-30-938-0315", "lat": 38.41, "lon": -96.27, "zip": "", "city": "Emporia", "date": "2026-05-30", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Delayed report. Relayed via KVOE radio. Time estimated from radar data. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-05-18-985-0051", "lat": 38.67, "lon": -96.47, "zip": "", "city": "Council Grove", "date": "2026-05-18", "county": "Morris", "source": "SPC Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "(TOP)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 80, "evidenceLevel": "reported" }, { "id": "iem-ww-TOP-SV-W-226-Lyon-wind-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-226" }, { "id": "iem-ww-TOP-SV-W-226-Lyon-hail-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "TOP-SV-W-226" }, { "id": "iem-ww-TOP-SV-W-227-Lyon-wind-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-227" }, { "id": "iem-ww-TOP-SV-W-227-Lyon-hail-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "TOP-SV-W-227" }, { "id": "iem-ww-TOP-SV-W-224-Lyon-wind-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-224" }, { "id": "iem-ww-TOP-SV-W-224-Lyon-hail-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag hail: 0.88\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.88, "warningProductKey": "TOP-SV-W-224" }, { "id": "iem-ww-TOP-SV-W-220-Lyon-wind-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-220" }, { "id": "iem-ww-TOP-SV-W-220-Lyon-hail-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-220" }, { "id": "iem-ww-TOP-SV-W-221-Lyon-wind-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-221" }, { "id": "iem-ww-TOP-SV-W-221-Lyon-hail-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-221" }, { "id": "iem-ww-TOP-SV-W-222-Lyon-wind-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-222" }, { "id": "iem-ww-TOP-SV-W-222-Lyon-hail-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-18. Storm tag hail: 0.88\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.88, "warningProductKey": "TOP-SV-W-222" }, { "id": "iem-ww-TOP-TO-W-43-Lyon-tornado-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "tornado", "confidence": 0.85, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning issued by NWS TOP for Lyon on 2026-05-18. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "TOP-TO-W-43" }, { "id": "iem-ww-TOP-TO-W-44-Lyon-tornado-2026-05-18", "zip": "", "city": "Lyon", "date": "2026-05-18", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "tornado", "confidence": 0.85, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning issued by NWS TOP for Lyon on 2026-05-18. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "TOP-TO-W-44" }, { "id": "iem-lsr-2026-05-05-hail-38.37--96.54", "lat": 38.37, "lon": -96.54, "zip": "", "city": "Cottonwood Falls", "date": "2026-05-05", "county": "Chase", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Delayed report. Time estimated by radar. Mostly dimes_ but a few quarters fell in Cottonwood Falls.", "sourceDetail": "NWS ICT — Law Enforcement via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-lsr-2026-05-05-wind-38.40--96.13", "lat": 38.4, "lon": -96.13, "zip": "", "city": "3 E Emporia", "date": "2026-05-05", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Personal weather station.", "sourceDetail": "NWS TOP — Public via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-05-05-wind-38.40--95.86", "lat": 38.4, "lon": -95.86, "zip": "", "city": "1 SSW Lebo", "date": "2026-05-05", "county": "Coffey", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Personal weather station.", "sourceDetail": "NWS TOP — Public via Iowa Mesonet", "windSpeedMph": 61, "evidenceLevel": "reported" }, { "id": "iem-ww-TOP-SV-W-153-Lyon-wind-2026-05-05", "zip": "", "city": "Lyon", "date": "2026-05-05", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-05. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-153" }, { "id": "iem-ww-TOP-SV-W-153-Lyon-hail-2026-05-05", "zip": "", "city": "Lyon", "date": "2026-05-05", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-05-05. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "TOP-SV-W-153" }, { "id": "spc-2026-05-04-1272-0540", "lat": 38.4, "lon": -96.13, "zip": "", "city": "Emporia", "date": "2026-05-04", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Personal weather station. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 58, "evidenceLevel": "reported" }, { "id": "spc-2026-05-04-1273-0551", "lat": 38.4, "lon": -95.86, "zip": "", "city": "Lebo", "date": "2026-05-04", "county": "Coffey", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Personal weather station. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 61, "evidenceLevel": "reported" }, { "id": "spc-2026-05-04-1280-0935", "lat": 38.37, "lon": -96.54, "zip": "", "city": "Cottonwood Falls", "date": "2026-05-04", "county": "Chase", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Delayed report. Time estimated by radar. Mostly dimes... but a few quarters fell in Cottonwood Falls. (ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-ww-TOP-SV-W-131-Lyon-wind-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "moderate", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag wind: 50 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 50, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-131" }, { "id": "iem-ww-TOP-SV-W-131-Lyon-hail-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag hail: 1.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.75, "warningProductKey": "TOP-SV-W-131" }, { "id": "iem-ww-TOP-SV-W-134-Lyon-wind-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-134" }, { "id": "iem-ww-TOP-SV-W-134-Lyon-hail-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag hail: 2\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 2, "warningProductKey": "TOP-SV-W-134" }, { "id": "iem-ww-TOP-SV-W-148-Lyon-wind-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-148" }, { "id": "iem-ww-TOP-SV-W-148-Lyon-hail-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-148" }, { "id": "iem-ww-TOP-SV-W-150-Lyon-wind-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-150" }, { "id": "iem-ww-TOP-SV-W-150-Lyon-hail-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-150" }, { "id": "iem-ww-TOP-SV-W-124-Lyon-wind-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-124" }, { "id": "iem-ww-TOP-SV-W-124-Lyon-hail-2026-04-27", "zip": "", "city": "Lyon", "date": "2026-04-27", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-27. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-124" }, { "id": "spc-2026-04-26-1349-2003", "lat": 38.16, "lon": -96.18, "zip": "", "city": "Madison", "date": "2026-04-26", "county": "Greenwood", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-lsr-2026-04-26-hail-38.13--96.14", "lat": 38.13, "lon": -96.14, "zip": "", "city": "Madison", "date": "2026-04-26", "county": "Greenwood", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Madison", "sourceDetail": "NWS ICT — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "spc-2026-04-26-1292-2003", "lat": 38.55, "lon": -95.9, "zip": "", "city": "Reading", "date": "2026-04-26", "county": "Osage", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "measured with hand held anemometer. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 70, "evidenceLevel": "reported" }, { "id": "iem-ww-TOP-SV-W-115-Lyon-wind-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-115" }, { "id": "iem-ww-TOP-SV-W-115-Lyon-hail-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-115" }, { "id": "iem-ww-TOP-SV-W-116-Lyon-wind-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-116" }, { "id": "iem-ww-TOP-SV-W-116-Lyon-hail-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-116" }, { "id": "iem-ww-TOP-SV-W-114-Lyon-wind-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-114" }, { "id": "iem-ww-TOP-SV-W-114-Lyon-hail-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-114" }, { "id": "iem-ww-TOP-SV-W-113-Lyon-wind-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-113" }, { "id": "iem-ww-TOP-SV-W-113-Lyon-hail-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-113" }, { "id": "iem-ww-TOP-SV-W-111-Lyon-wind-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-111" }, { "id": "iem-ww-TOP-SV-W-111-Lyon-hail-2026-04-26", "zip": "", "city": "Lyon", "date": "2026-04-26", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-26. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-111" }, { "id": "spc-2026-04-23-1543-0024", "lat": 38.22, "lon": -96.43, "zip": "", "city": "Matfield Green", "date": "2026-04-23", "county": "Chase", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Report from mPING: Quarter (1.00 in.). (ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-23-1548-0115", "lat": 38.11, "lon": -96.16, "zip": "", "city": "Madison", "date": "2026-04-23", "county": "Greenwood", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Relayed via Eureka fire. (ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-23-1552-2326", "lat": 38.58, "lon": -96.39, "zip": "", "city": "Dunlap", "date": "2026-04-23", "county": "Morris", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Confirmed by photo on social media. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "iem-geo-2026-04-23-tornado-38.53--96.42", "lat": 38.53, "lon": -96.42, "zip": "", "city": "4 SW Dunlap", "date": "2026-04-23", "county": "Morris", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 0.9, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Time estimated by radar. Delayed report from EM on at least 3 homes damaged near Lake Kahola from a tornado.", "sourceDetail": "NWS TOP — Emergency Mngr via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "spc-2026-04-23-1557-0006", "lat": 38.56, "lon": -96.17, "zip": "", "city": "Allen", "date": "2026-04-23", "county": "Lyon", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Report of tornado south of Admire on road L and 280. Relayed by Emergency Manager. Time Estimated radar. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "iem-ww-TOP-SV-W-80-Lyon-wind-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-23. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-80" }, { "id": "iem-ww-TOP-SV-W-80-Lyon-hail-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-23. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-80" }, { "id": "iem-ww-TOP-SV-W-85-Lyon-wind-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-23. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-85" }, { "id": "iem-ww-TOP-SV-W-85-Lyon-hail-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-23. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-85" }, { "id": "iem-ww-TOP-SV-W-75-Lyon-wind-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-23. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-75" }, { "id": "iem-ww-TOP-SV-W-75-Lyon-hail-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-23. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-75" }, { "id": "iem-ww-TOP-SV-W-82-Lyon-wind-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-23. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-82" }, { "id": "iem-ww-TOP-SV-W-82-Lyon-hail-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-23. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-82" }, { "id": "iem-ww-TOP-TO-W-15-Lyon-tornado-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "tornado", "confidence": 0.85, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning issued by NWS TOP for Lyon on 2026-04-23. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "TOP-TO-W-15" }, { "id": "iem-ww-TOP-TO-W-14-Lyon-tornado-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "tornado", "confidence": 0.85, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning issued by NWS TOP for Lyon on 2026-04-23. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "TOP-TO-W-14" }, { "id": "iem-ww-TOP-TO-W-17-Lyon-tornado-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "tornado", "confidence": 0.85, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning issued by NWS TOP for Lyon on 2026-04-23. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "TOP-TO-W-17" }, { "id": "iem-ww-TOP-TO-W-12-Lyon-tornado-2026-04-23", "zip": "", "city": "Lyon", "date": "2026-04-23", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "tornado", "confidence": 0.85, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning issued by NWS TOP for Lyon on 2026-04-23. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "TOP-TO-W-12" }, { "id": "spc-2026-04-17-1563-2055", "lat": 38.24, "lon": -95.94, "zip": "", "city": "Hartford", "date": "2026-04-17", "county": "Coffey", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Personal weather station. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 59, "evidenceLevel": "reported" }, { "id": "spc-2026-04-17-1564-2105", "lat": 38.42, "lon": -95.86, "zip": "", "city": "Lebo", "date": "2026-04-17", "county": "Coffey", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Tree damage. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 70, "evidenceLevel": "reported" }, { "id": "iem-geo-2026-04-17-tornado-38.48--95.75", "lat": 38.48, "lon": -95.75, "zip": "", "city": "Olivet", "date": "2026-04-17", "county": "Osage", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 0.9, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "A short-lived tornado impacted Olivet, Kansas and produced damage consistent with a EF1 tornado. Several outbuildings were badly damaged with metal siding, framing and roofing debris lofted several hundred yards to the northeast of Olivet.", "sourceDetail": "NWS TOP — NWS Storm Survey via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-ww-TOP-SV-W-51-Lyon-wind-2026-04-17", "zip": "", "city": "Lyon", "date": "2026-04-17", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-17. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-51" }, { "id": "iem-ww-TOP-SV-W-51-Lyon-hail-2026-04-17", "zip": "", "city": "Lyon", "date": "2026-04-17", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-17. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-51" }, { "id": "iem-ww-TOP-SV-W-52-Lyon-wind-2026-04-17", "zip": "", "city": "Lyon", "date": "2026-04-17", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-17. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-52" }, { "id": "iem-ww-TOP-SV-W-52-Lyon-hail-2026-04-17", "zip": "", "city": "Lyon", "date": "2026-04-17", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-17. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-52" }, { "id": "iem-ww-TOP-SV-W-50-Lyon-wind-2026-04-17", "zip": "", "city": "Lyon", "date": "2026-04-17", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-17. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-50" }, { "id": "iem-ww-TOP-SV-W-50-Lyon-hail-2026-04-17", "zip": "", "city": "Lyon", "date": "2026-04-17", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-17. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-50" }, { "id": "iem-ww-TOP-SV-W-54-Lyon-wind-2026-04-17", "zip": "", "city": "Lyon", "date": "2026-04-17", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-17. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-54" }, { "id": "iem-ww-TOP-SV-W-54-Lyon-hail-2026-04-17", "zip": "", "city": "Lyon", "date": "2026-04-17", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-17. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "TOP-SV-W-54" }, { "id": "spc-2026-04-13-1700-2155", "lat": 38.32, "lon": -96.55, "zip": "", "city": "Cottonwood Falls", "date": "2026-04-13", "county": "Chase", "source": "SPC Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 2.75 }, { "id": "iem-lsr-2026-04-13-hail-38.36--96.54", "lat": 38.36, "lon": -96.54, "zip": "", "city": "1 SSE Cottonwood Falls", "date": "2026-04-13", "county": "Chase", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Reported via KSN-TV and law enforcement.", "sourceDetail": "NWS ICT — Broadcast Media via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "spc-2026-04-13-1702-2200", "lat": 38.31, "lon": -96.55, "zip": "", "city": "Cottonwood Falls", "date": "2026-04-13", "county": "Chase", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Corrects previous hail report from 6 N Matfield Green. Relayed via social media with picture. (ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "spc-2026-04-13-1701-2200", "lat": 38.24, "lon": -96.56, "zip": "", "city": "Matfield Green", "date": "2026-04-13", "county": "Chase", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Relayed via social media with picture. (ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "spc-2026-04-13-1704-2220", "lat": 38.42, "lon": -96.37, "zip": "", "city": "Saffordville", "date": "2026-04-13", "county": "Chase", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(ICT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-13-1705-2229", "lat": 38.45, "lon": -96.24, "zip": "", "city": "Americus", "date": "2026-04-13", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-13-1706-2232", "lat": 38.43, "lon": -96.22, "zip": "", "city": "Emporia", "date": "2026-04-13", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Emporia City Manager reported quarter to half dollar size hail. (TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "spc-2026-04-13-1707-2258", "lat": 38.51, "lon": -96.02, "zip": "", "city": "Reading", "date": "2026-04-13", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "spc-2026-04-13-1708-2258", "lat": 38.52, "lon": -96.03, "zip": "", "city": "Reading", "date": "2026-04-13", "county": "Lyon", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "spc-2026-04-13-1709-2305", "lat": 38.52, "lon": -95.97, "zip": "", "city": "Reading", "date": "2026-04-13", "county": "Lyon", "source": "SPC Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Report from mPING: Hen Egg (2.00 in.). (TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "spc-2026-04-13-1710-2330", "lat": 38.56, "lon": -95.83, "zip": "", "city": "Osage City", "date": "2026-04-13", "county": "Osage", "source": "SPC Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(TOP)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "iem-lsr-2026-04-13-hail-38.56--95.84", "lat": 38.56, "lon": -95.84, "zip": "", "city": "5 S Osage City", "date": "2026-04-13", "county": "Osage", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 5 S Osage City", "sourceDetail": "NWS TOP — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "iem-ww-TOP-SV-W-37-Lyon-wind-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-37" }, { "id": "iem-ww-TOP-SV-W-37-Lyon-hail-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-37" }, { "id": "iem-ww-TOP-SV-W-33-Lyon-wind-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-33" }, { "id": "iem-ww-TOP-SV-W-33-Lyon-hail-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag hail: 1.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.75, "warningProductKey": "TOP-SV-W-33" }, { "id": "iem-ww-TOP-SV-W-38-Lyon-wind-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-38" }, { "id": "iem-ww-TOP-SV-W-38-Lyon-hail-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-38" }, { "id": "iem-ww-TOP-SV-W-34-Lyon-wind-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-34" }, { "id": "iem-ww-TOP-SV-W-34-Lyon-hail-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "TOP-SV-W-34" }, { "id": "iem-ww-TOP-SV-W-35-Lyon-wind-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "TOP-SV-W-35" }, { "id": "iem-ww-TOP-SV-W-35-Lyon-hail-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 0.72, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS TOP for Lyon on 2026-04-13. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "TOP-SV-W-35" }, { "id": "iem-ww-TOP-TO-W-2-Lyon-tornado-2026-04-13", "zip": "", "city": "Lyon", "date": "2026-04-13", "county": "Lyon", "source": "IEM Watch/Warn Archive", "severity": "severe", "eventType": "tornado", "confidence": 0.85, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning issued by NWS TOP for Lyon on 2026-04-13. This is a warning — not a confirmed event.", "sourceDetail": "NWS TOP — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "TOP-TO-W-2" }, { "id": "iem-lsr-2026-03-15-wind-38.33--96.20", "lat": 38.33, "lon": -96.2, "zip": "", "city": "5 SSW Emporia", "date": "2026-03-15", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "ASOS station KEMP Emporia.", "sourceDetail": "NWS TOP — ASOS via Iowa Mesonet", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-03-15-wind-38.40--95.86", "lat": 38.4, "lon": -95.86, "zip": "", "city": "1 SSW Lebo", "date": "2026-03-15", "county": "Coffey", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Personal weather station.", "sourceDetail": "NWS TOP — Public via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-03-15-wind-38.33--96.20", "lat": 38.33, "lon": -96.2, "zip": "", "city": "5 SSW Emporia", "date": "2026-03-15", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "ASOS station KEMP Emporia.", "sourceDetail": "NWS TOP — ASOS via Iowa Mesonet", "windSpeedMph": 56, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-03-15-wind-38.13--96.13", "lat": 38.13, "lon": -96.13, "zip": "", "city": "Madison", "date": "2026-03-15", "county": "Greenwood", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "personal weather station.", "sourceDetail": "NWS ICT — Public via Iowa Mesonet", "windSpeedMph": 59, "evidenceLevel": "reported" }, { "id": "iem-ww-TOP-HW-W-1-Lyon-wind-2026-03-15", "zip": "", "city": "Lyon", "date": "2026-03-15", "county": "Lyon", "source": "IEM High Wind Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "HW W for Lyon.", "sourceDetail": "NWS TOP — HW/W", "evidenceLevel": "warning", "warningProductKey": "TOP-HW-W-1" }, { "id": "iem-lsr-2025-12-18-wind-38.33--96.20", "lat": 38.33, "lon": -96.2, "zip": "", "city": "5 SSW Emporia", "date": "2025-12-18", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "ASOS station KEMP Emporia.", "sourceDetail": "NWS TOP — ASOS via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-12-18-wind-38.36--96.62", "lat": 38.36, "lon": -96.62, "zip": "", "city": "2 ESE Elmdale", "date": "2025-12-18", "county": "Chase", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Kansas State Mesonet.", "sourceDetail": "NWS ICT — Mesonet via Iowa Mesonet", "windSpeedMph": 63, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-12-18-wind-38.44--96.56", "lat": 38.44, "lon": -96.56, "zip": "", "city": "3 NNW Strong City", "date": "2025-12-18", "county": "Chase", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Tallgrass Prairie RAWS.", "sourceDetail": "NWS ICT — Mesonet via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-12-18-wind-38.33--96.20", "lat": 38.33, "lon": -96.2, "zip": "", "city": "5 SSW Emporia", "date": "2025-12-18", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "ASOS station KEMP Emporia.", "sourceDetail": "NWS TOP — ASOS via Iowa Mesonet", "windSpeedMph": 69, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-12-18-wind-38.33--96.19", "lat": 38.33, "lon": -96.19, "zip": "", "city": "5 NNW Olpe", "date": "2025-12-18", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near 5 NNW Olpe", "sourceDetail": "NWS TOP — ASOS via Iowa Mesonet", "windSpeedMph": 71, "evidenceLevel": "observed" }, { "id": "iem-ww-TOP-HW-W-5-Lyon-wind-2025-12-18", "zip": "", "city": "Lyon", "date": "2025-12-18", "county": "Lyon", "source": "IEM High Wind Archive", "severity": "high", "eventType": "wind", "confidence": 0.72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "HW W for Lyon.", "sourceDetail": "NWS TOP — HW/W", "evidenceLevel": "warning", "warningProductKey": "TOP-HW-W-5" }, { "id": "iem-lsr-2025-10-29-wind-38.33--96.20", "lat": 38.33, "lon": -96.2, "zip": "", "city": "5 SSW Emporia", "date": "2025-10-29", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "ASOS station KEMP Emporia.", "sourceDetail": "NWS TOP — ASOS via Iowa Mesonet", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-10-29-wind-38.33--96.20", "lat": 38.33, "lon": -96.2, "zip": "", "city": "5 SSW Emporia", "date": "2025-10-29", "county": "Lyon", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "ASOS station KEMP Emporia.", "sourceDetail": "NWS TOP — ASOS via Iowa Mesonet", "windSpeedMph": 56, "evidenceLevel": "observed" } ] }