{ "dataset": "Duluth, MN storm events — 12-month window, 25-mile radius plus St. Louis 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": "2026-09-20T08:00:25.36+00:00", "window_days": 365, "schema_version": "2.0.0", "event_count": 132, "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": "spc-2026-09-11-hail-47.54-2", "lat": 47.54, "lon": -92.92, "zip": "", "city": "4 NNW Chisholm", "date": "2026-09-11", "county": "St. Louis", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.93, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "hail reported near 4 NNW Chisholm", "sourceDetail": "SPC filtered reports — 2026-09-11", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-ww-DLH-SV-W-122-St. Louis-wind-2026-09-11", "zip": "", "city": "St. Louis", "date": "2026-09-11", "county": "St. Louis", "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 DLH for St. Louis on 2026-09-11. Storm tag wind: 50 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 50, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-122" }, { "id": "iem-ww-DLH-SV-W-122-St. Louis-hail-2026-09-11", "zip": "", "city": "St. Louis", "date": "2026-09-11", "county": "St. Louis", "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 DLH for St. Louis on 2026-09-11. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "DLH-SV-W-122" }, { "id": "nws-alert-6874bd51b17d2eb9.001-St. Loui-wind", "zip": "", "city": "St. Louis", "date": "2026-09-03", "county": "St. Louis", "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 St. Louis. Severe Thunderstorm Warning issued September 3 at 11:46PM CDT until September 4 at 12:30AM CDT by NWS Duluth MN", "sourceDetail": "NWS Duluth MN — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-121" }, { "id": "iem-ww-DLH-SV-W-121-St. Louis-hail-2026-09-03", "zip": "", "city": "St. Louis", "date": "2026-09-03", "county": "St. Louis", "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 DLH for St. Louis on 2026-09-03. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-121" }, { "id": "spc-2026-08-25-hail-46.72-2", "lat": 46.72, "lon": -92.62, "zip": "", "city": "3 NNE Sawyer", "date": "2026-08-25", "county": "Carlton", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.93, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "hail reported near 3 NNE Sawyer", "sourceDetail": "SPC filtered reports — 2026-08-25", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-ww-DLH-SV-W-112-St. Louis-wind-2026-08-25", "zip": "", "city": "St. Louis", "date": "2026-08-25", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-25. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-112" }, { "id": "iem-ww-DLH-SV-W-112-St. Louis-hail-2026-08-25", "zip": "", "city": "St. Louis", "date": "2026-08-25", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-25. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-112" }, { "id": "iem-ww-DLH-SV-W-113-St. Louis-wind-2026-08-25", "zip": "", "city": "St. Louis", "date": "2026-08-25", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-25. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-113" }, { "id": "iem-ww-DLH-SV-W-113-St. Louis-hail-2026-08-25", "zip": "", "city": "St. Louis", "date": "2026-08-25", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-25. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-113" }, { "id": "nws-alert-768e145c4faec966.002-St. Loui-wind", "zip": "", "city": "St. Louis", "date": "2026-08-25", "county": "St. Louis", "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 St. Louis. Severe Thunderstorm Warning issued August 25 at 6:06PM CDT until August 25 at 6:30PM CDT by NWS Duluth MN", "sourceDetail": "NWS Duluth MN — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-114" }, { "id": "iem-ww-DLH-SV-W-114-St. Louis-hail-2026-08-25", "zip": "", "city": "St. Louis", "date": "2026-08-25", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-25. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-114" }, { "id": "nws-alert-c42c529c90ea33af.001-St. Loui-tornado", "zip": "", "city": "St. Louis", "date": "2026-08-25", "county": "St. Louis", "source": "NWS Weather Alert", "severity": "severe", "eventType": "tornado", "confidence": 88, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning for St. Louis (observed tornado). Tornado Warning issued August 25 at 4:42PM CDT until August 25 at 5:00PM CDT by NWS Duluth MN", "sourceDetail": "NWS Duluth MN — Tornado Warning", "evidenceLevel": "observed", "warningProductKey": "DLH-TO-W-14" }, { "id": "spc-2026-08-20-hail-47.57-11", "lat": 47.57, "lon": -93, "zip": "", "city": "7 S Side Lake", "date": "2026-08-20", "county": "St. Louis", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.93, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "hail reported near 7 S Side Lake", "sourceDetail": "SPC filtered reports — 2026-08-20", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-ww-DLH-SV-W-107-St. Louis-wind-2026-08-20", "zip": "", "city": "St. Louis", "date": "2026-08-20", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-20. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-107" }, { "id": "iem-ww-DLH-SV-W-107-St. Louis-hail-2026-08-20", "zip": "", "city": "St. Louis", "date": "2026-08-20", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-20. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "DLH-SV-W-107" }, { "id": "nws-alert-5251f21961340812.001-St. Loui-wind", "zip": "", "city": "St. Louis", "date": "2026-08-20", "county": "St. Louis", "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 St. Louis. Severe Thunderstorm Warning issued August 20 at 7:13PM CDT until August 20 at 7:45PM CDT by NWS Duluth MN", "sourceDetail": "NWS Duluth MN — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-109" }, { "id": "iem-ww-DLH-SV-W-109-St. Louis-hail-2026-08-20", "zip": "", "city": "St. Louis", "date": "2026-08-20", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-20. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-109" }, { "id": "iem-lsr-2026-08-17-hail-47.49--92.89", "lat": 47.49, "lon": -92.89, "zip": "", "city": "Chisholm", "date": "2026-08-17", "county": "St. Louis", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Report from mPING: Dime (0.75 in.).", "sourceDetail": "NWS DLH — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 0.75 }, { "id": "nws-alert-d8b85344b9734a3c.001-St. Loui-wind", "zip": "", "city": "St. Louis", "date": "2026-08-17", "county": "St. Louis", "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 St. Louis. Severe Thunderstorm Warning issued August 17 at 7:07PM CDT until August 17 at 7:45PM CDT by NWS Duluth MN", "sourceDetail": "NWS Duluth MN — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-105" }, { "id": "iem-ww-DLH-SV-W-104-St. Louis-wind-2026-08-17", "zip": "", "city": "St. Louis", "date": "2026-08-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-17. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-104" }, { "id": "iem-ww-DLH-SV-W-104-St. Louis-hail-2026-08-17", "zip": "", "city": "St. Louis", "date": "2026-08-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-17. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-104" }, { "id": "iem-ww-DLH-SV-W-105-St. Louis-hail-2026-08-17", "zip": "", "city": "St. Louis", "date": "2026-08-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-17. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "DLH-SV-W-105" }, { "id": "iem-ww-DLH-SV-W-103-St. Louis-wind-2026-08-17", "zip": "", "city": "St. Louis", "date": "2026-08-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-17. Storm tag wind: 50 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 50, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-103" }, { "id": "iem-ww-DLH-SV-W-103-St. Louis-hail-2026-08-17", "zip": "", "city": "St. Louis", "date": "2026-08-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-17. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-103" }, { "id": "nws-alert-056b218104a85b97.001-St. Loui-wind", "zip": "", "city": "St. Louis", "date": "2026-08-04", "county": "St. Louis", "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 St. Louis. Severe Thunderstorm Warning issued August 4 at 12:54AM CDT until August 4 at 1:15AM CDT by NWS Duluth MN", "sourceDetail": "NWS Duluth MN — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-100" }, { "id": "iem-ww-DLH-SV-W-100-St. Louis-hail-2026-08-04", "zip": "", "city": "St. Louis", "date": "2026-08-04", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-04. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-100" }, { "id": "iem-ww-DLH-SV-W-99-St. Louis-wind-2026-08-03", "zip": "", "city": "St. Louis", "date": "2026-08-03", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-03. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-99" }, { "id": "iem-ww-DLH-SV-W-99-St. Louis-hail-2026-08-03", "zip": "", "city": "St. Louis", "date": "2026-08-03", "county": "St. Louis", "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 DLH for St. Louis on 2026-08-03. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "DLH-SV-W-99" }, { "id": "iem-ww-DLH-SV-W-97-St. Louis-wind-2026-07-30", "zip": "", "city": "St. Louis", "date": "2026-07-30", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-30. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-97" }, { "id": "iem-ww-DLH-SV-W-97-St. Louis-hail-2026-07-30", "zip": "", "city": "St. Louis", "date": "2026-07-30", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-30. Storm tag hail: 0.88\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.88, "warningProductKey": "DLH-SV-W-97" }, { "id": "iem-ww-DLH-SV-W-94-St. Louis-wind-2026-07-29", "zip": "", "city": "St. Louis", "date": "2026-07-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-29. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-94" }, { "id": "iem-ww-DLH-SV-W-94-St. Louis-hail-2026-07-29", "zip": "", "city": "St. Louis", "date": "2026-07-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-29. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-94" }, { "id": "iem-lsr-2026-07-27-hail-47.33--92.63", "lat": 47.33, "lon": -92.63, "zip": "", "city": "2 NW Zim", "date": "2026-07-27", "county": "St. Louis", "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 2 NW Zim", "sourceDetail": "NWS DLH — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-lsr-2026-07-27-hail-47.31--92.63", "lat": 47.31, "lon": -92.63, "zip": "", "city": "1 WNW Zim", "date": "2026-07-27", "county": "St. Louis", "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 WNW Zim", "sourceDetail": "NWS DLH — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "iem-lsr-2026-07-27-hail-48.11--93.09", "lat": 48.11, "lon": -93.09, "zip": "", "city": "1 W Nett Lake", "date": "2026-07-27", "county": "St. Louis", "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 1 W Nett Lake", "sourceDetail": "NWS DLH — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "iem-lsr-2026-07-27-hail-46.97--91.85", "lat": 46.97, "lon": -91.85, "zip": "", "city": "3 N Palmers", "date": "2026-07-27", "county": "St. Louis", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Had some good sized hail that did a number on the trees and my plants. Facebook comment.", "sourceDetail": "NWS DLH — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-ww-DLH-SV-W-86-St. Louis-wind-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-86" }, { "id": "iem-ww-DLH-SV-W-86-St. Louis-hail-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-86" }, { "id": "iem-ww-DLH-SV-W-83-St. Louis-wind-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag wind: 50 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 50, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-83" }, { "id": "iem-ww-DLH-SV-W-83-St. Louis-hail-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "DLH-SV-W-83" }, { "id": "iem-ww-DLH-SV-W-90-St. Louis-wind-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-90" }, { "id": "iem-ww-DLH-SV-W-90-St. Louis-hail-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-90" }, { "id": "iem-ww-DLH-SV-W-84-St. Louis-wind-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag wind: 50 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 50, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-84" }, { "id": "iem-ww-DLH-SV-W-84-St. Louis-hail-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "DLH-SV-W-84" }, { "id": "iem-ww-DLH-SV-W-85-St. Louis-wind-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-85" }, { "id": "iem-ww-DLH-SV-W-85-St. Louis-hail-2026-07-27", "zip": "", "city": "St. Louis", "date": "2026-07-27", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-27. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-85" }, { "id": "iem-ww-DLH-SV-W-82-St. Louis-wind-2026-07-26", "zip": "", "city": "St. Louis", "date": "2026-07-26", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-26. Storm tag wind: 50 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 50, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-82" }, { "id": "iem-ww-DLH-SV-W-82-St. Louis-hail-2026-07-26", "zip": "", "city": "St. Louis", "date": "2026-07-26", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-26. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "DLH-SV-W-82" }, { "id": "iem-ww-DLH-SV-W-81-St. Louis-wind-2026-07-26", "zip": "", "city": "St. Louis", "date": "2026-07-26", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-26. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-81" }, { "id": "iem-ww-DLH-SV-W-81-St. Louis-hail-2026-07-26", "zip": "", "city": "St. Louis", "date": "2026-07-26", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-26. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-81" }, { "id": "iem-ww-DLH-SV-W-78-St. Louis-wind-2026-07-24", "zip": "", "city": "St. Louis", "date": "2026-07-24", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-24. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-78" }, { "id": "iem-ww-DLH-SV-W-78-St. Louis-hail-2026-07-24", "zip": "", "city": "St. Louis", "date": "2026-07-24", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-24. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-78" }, { "id": "iem-lsr-2026-07-17-wind-46.88--92.39", "lat": 46.88, "lon": -92.39, "zip": "", "city": "2 SW Twig", "date": "2026-07-17", "county": "St. Louis", "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 on eastern shore of Grand Lake.", "sourceDetail": "NWS DLH — Mesonet via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-ww-DLH-SV-W-63-St. Louis-wind-2026-07-17", "zip": "", "city": "St. Louis", "date": "2026-07-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-17. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-63" }, { "id": "iem-ww-DLH-SV-W-63-St. Louis-hail-2026-07-17", "zip": "", "city": "St. Louis", "date": "2026-07-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-17. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-63" }, { "id": "iem-ww-DLH-SV-W-64-St. Louis-wind-2026-07-17", "zip": "", "city": "St. Louis", "date": "2026-07-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-17. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-64" }, { "id": "iem-ww-DLH-SV-W-64-St. Louis-hail-2026-07-17", "zip": "", "city": "St. Louis", "date": "2026-07-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-17. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "DLH-SV-W-64" }, { "id": "iem-ww-DLH-SV-W-65-St. Louis-wind-2026-07-17", "zip": "", "city": "St. Louis", "date": "2026-07-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-17. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-65" }, { "id": "iem-ww-DLH-SV-W-65-St. Louis-hail-2026-07-17", "zip": "", "city": "St. Louis", "date": "2026-07-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-17. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "DLH-SV-W-65" }, { "id": "iem-lsr-2026-07-03-hail-47.21--92.41", "lat": 47.21, "lon": -92.41, "zip": "", "city": "2 S Melrude", "date": "2026-07-03", "county": "St. Louis", "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 2 S Melrude", "sourceDetail": "NWS DLH — NWS Employee via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-ww-DLH-SV-W-51-St. Louis-wind-2026-07-03", "zip": "", "city": "St. Louis", "date": "2026-07-03", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-03. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-51" }, { "id": "iem-ww-DLH-SV-W-51-St. Louis-hail-2026-07-03", "zip": "", "city": "St. Louis", "date": "2026-07-03", "county": "St. Louis", "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 DLH for St. Louis on 2026-07-03. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-51" }, { "id": "iem-lsr-2026-06-30-wind-47.42--92.50", "lat": 47.42, "lon": -92.5, "zip": "", "city": "4 SSE Eveleth", "date": "2026-06-30", "county": "St. Louis", "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": "AWOS station KEVM Eveleth-Virginia Airport.", "sourceDetail": "NWS DLH — AWOS via Iowa Mesonet", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "iem-geo-2026-06-30-tornado-47.29--92.50", "lat": 47.29, "lon": -92.5, "zip": "", "city": "5 ESE Zim", "date": "2026-06-30", "county": "St. Louis", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 0.9, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Approximate start of Murphy Lake EF-1 tornado.", "sourceDetail": "NWS DLH — NWS Storm Survey via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-geo-2026-06-30-tornado-47.31--92.48", "lat": 47.31, "lon": -92.48, "zip": "", "city": "5 NW Melrude", "date": "2026-06-30", "county": "St. Louis", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 0.9, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Approximate end of Murphy Lake EF-1 tornado.", "sourceDetail": "NWS DLH — NWS Storm Survey via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-ww-DLH-SV-W-48-St. Louis-wind-2026-06-30", "zip": "", "city": "St. Louis", "date": "2026-06-30", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-30. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-48" }, { "id": "iem-ww-DLH-SV-W-48-St. Louis-hail-2026-06-30", "zip": "", "city": "St. Louis", "date": "2026-06-30", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-30. Storm tag hail: 0.88\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.88, "warningProductKey": "DLH-SV-W-48" }, { "id": "iem-ww-DLH-SV-W-49-St. Louis-wind-2026-06-30", "zip": "", "city": "St. Louis", "date": "2026-06-30", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-30. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-49" }, { "id": "iem-ww-DLH-SV-W-49-St. Louis-hail-2026-06-30", "zip": "", "city": "St. Louis", "date": "2026-06-30", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-30. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "DLH-SV-W-49" }, { "id": "iem-ww-DLH-SV-W-50-St. Louis-wind-2026-06-30", "zip": "", "city": "St. Louis", "date": "2026-06-30", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-30. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-50" }, { "id": "iem-ww-DLH-SV-W-50-St. Louis-hail-2026-06-30", "zip": "", "city": "St. Louis", "date": "2026-06-30", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-30. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "DLH-SV-W-50" }, { "id": "asos-bf-EVM-2026-06-30", "lat": 47.4251, "lon": -92.4981, "zip": "", "city": "EVELETH MUNI", "date": "2026-06-30", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "EVELETH MUNI (EVM) recorded a 54 mph gust.", "sourceDetail": "MN_ASOS automated observation — EVELETH MUNI (EVM) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-06-29-hail-47.29--91.84", "lat": 47.29, "lon": -91.84, "zip": "", "city": "1 NE Brimson", "date": "2026-06-29", "county": "St. Louis", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Report from mPING Dime.", "sourceDetail": "NWS DLH — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 0.75 }, { "id": "iem-lsr-2026-06-29-hail-46.62--92.38", "lat": 46.62, "lon": -92.38, "zip": "", "city": "Wrenshall", "date": "2026-06-29", "county": "Carlton", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Photo sent in via social media showing the largest hailstone next to a quarter. Also two other smaller hailstones in the picture.", "sourceDetail": "NWS DLH — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-lsr-2026-06-29-wind-47.45--92.89", "lat": 47.45, "lon": -92.89, "zip": "", "city": "3 S Chisholm", "date": "2026-06-29", "county": "St. Louis", "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": "MNDOT RWIS station MN092 US 169 Mitchell Bridge Mp 343.", "sourceDetail": "NWS DLH — Mesonet via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-ww-DLH-SV-W-37-St. Louis-wind-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-37" }, { "id": "iem-ww-DLH-SV-W-37-St. Louis-hail-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag hail: 1.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.75, "warningProductKey": "DLH-SV-W-37" }, { "id": "iem-ww-DLH-SV-W-46-St. Louis-wind-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "source": "IEM Watch/Warn Archive", "severity": "severe", "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 DLH for St. Louis on 2026-06-29. Storm tag wind: 80 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 80, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-46" }, { "id": "iem-ww-DLH-SV-W-46-St. Louis-hail-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-46" }, { "id": "iem-ww-DLH-SV-W-34-St. Louis-wind-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-34" }, { "id": "iem-ww-DLH-SV-W-34-St. Louis-hail-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "DLH-SV-W-34" }, { "id": "iem-ww-DLH-SV-W-35-St. Louis-wind-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-35" }, { "id": "iem-ww-DLH-SV-W-35-St. Louis-hail-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag hail: 1.5\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.5, "warningProductKey": "DLH-SV-W-35" }, { "id": "iem-ww-DLH-SV-W-38-St. Louis-wind-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-38" }, { "id": "iem-ww-DLH-SV-W-38-St. Louis-hail-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-38" }, { "id": "iem-ww-DLH-SV-W-33-St. Louis-wind-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-33" }, { "id": "iem-ww-DLH-SV-W-33-St. Louis-hail-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag hail: 1.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.75, "warningProductKey": "DLH-SV-W-33" }, { "id": "iem-ww-DLH-SV-W-36-St. Louis-wind-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-36" }, { "id": "iem-ww-DLH-SV-W-36-St. Louis-hail-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. Storm tag hail: 1.25\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1.25, "warningProductKey": "DLH-SV-W-36" }, { "id": "iem-ww-DLH-TO-W-9-St. Louis-tornado-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "DLH-TO-W-9" }, { "id": "iem-ww-DLH-TO-W-8-St. Louis-tornado-2026-06-29", "zip": "", "city": "St. Louis", "date": "2026-06-29", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-29. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "DLH-TO-W-8" }, { "id": "asos-bf-HIB-2026-06-29", "lat": 47.3866, "lon": -92.839, "zip": "", "city": "HIBBING", "date": "2026-06-29", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "HIBBING (HIB) recorded a 50 mph gust.", "sourceDetail": "MN_ASOS automated observation — HIBBING (HIB) [365d backfill 2026-08]", "windSpeedMph": 50, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-06-10-hail-48.11--93.08", "lat": 48.11, "lon": -93.08, "zip": "", "city": "Nett Lake", "date": "2026-06-10", "county": "St. Louis", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Strong winds but no evidence of wind damage.", "sourceDetail": "NWS DLH — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-ww-DLH-SV-W-22-St. Louis-wind-2026-06-10", "zip": "", "city": "St. Louis", "date": "2026-06-10", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-10. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-22" }, { "id": "iem-ww-DLH-SV-W-22-St. Louis-hail-2026-06-10", "zip": "", "city": "St. Louis", "date": "2026-06-10", "county": "St. Louis", "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 DLH for St. Louis on 2026-06-10. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-22" }, { "id": "iem-lsr-2026-04-17-hail-46.86--92.29", "lat": 46.86, "lon": -92.29, "zip": "", "city": "4 NNW Hermantown", "date": "2026-04-17", "county": "St. Louis", "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 4 NNW Hermantown", "sourceDetail": "NWS DLH — NWS Employee via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-lsr-2026-04-17-hail-46.82--92.32", "lat": 46.82, "lon": -92.32, "zip": "", "city": "2 NE Munger", "date": "2026-04-17", "county": "St. Louis", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Mostly pea size but a few one inch to one and a quarter inch found about 45 minutes after the storm passed.", "sourceDetail": "NWS DLH — NWS Employee via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "iem-ww-DLH-SV-W-1-St. Louis-wind-2026-04-17", "zip": "", "city": "St. Louis", "date": "2026-04-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-04-17. Storm tag wind: 60 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "DLH-SV-W-1" }, { "id": "iem-ww-DLH-SV-W-1-St. Louis-hail-2026-04-17", "zip": "", "city": "St. Louis", "date": "2026-04-17", "county": "St. Louis", "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 DLH for St. Louis on 2026-04-17. Storm tag hail: 1\". This is a warning — not a confirmed event.", "sourceDetail": "NWS DLH — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "DLH-SV-W-1" }, { "id": "ncei-1326983-2026-04-17", "lon": 212227, "zip": "", "city": "DULUTH HGTS", "date": "2026-04-17", "county": "St. Louis", "source": "NCEI Storm Events Database", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "A photo was received via social media showing three 5 inch diameter softwood trees broken a few feet up the trunks.", "sourceDetail": "Verified by Trained Spotter — NCEI Event #1326983", "windSpeedMph": 50, "evidenceLevel": "official_backfill" }, { "id": "ncei-1326979-2026-04-17", "lon": 212227, "zip": "", "city": "FOUR CORNERS", "date": "2026-04-17", "county": "St. Louis", "source": "NCEI Storm Events Database", "severity": "high", "eventType": "hail", "confidence": 0.95, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Thunderstorms developed ahead of a cold front across northeastern Minnesota on the afternoon of the 17th. These storms mainly produced large hail to the size of half dollars and gusty winds snapped a few trees.", "sourceDetail": "Verified by NWS Employee — NCEI Event #1326979", "evidenceLevel": "official_backfill", "hailSizeInches": 1 }, { "id": "ncei-1326982-2026-04-17", "lon": 212227, "zip": "", "city": "SIMAR", "date": "2026-04-17", "county": "St. Louis", "source": "NCEI Storm Events Database", "severity": "high", "eventType": "hail", "confidence": 0.95, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Hail was mostly pea size but a few stones one inch to one and a quarter inches were found about 45 minutes after the storm passed.", "sourceDetail": "Verified by NWS Employee — NCEI Event #1326982", "evidenceLevel": "official_backfill", "hailSizeInches": 1.25 }, { "id": "iem-lsr-2026-04-12-hail-47.11--92.25", "lat": 47.11, "lon": -92.25, "zip": "", "city": "5 E Shaw", "date": "2026-04-12", "county": "St. Louis", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 0.92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Reported via SpotterNetwork.", "sourceDetail": "NWS DLH — Storm Chaser via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "ncei-1326978-2026-04-12", "lon": 212229, "zip": "", "city": "SHAW", "date": "2026-04-12", "county": "St. Louis", "source": "NCEI Storm Events Database", "severity": "high", "eventType": "hail", "confidence": 0.95, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "A warm front lifted across the Northland on the 12th and led to a few thunderstorms across the region during the afternoon. Storms were mainly below severe limits, but one storm did produce quarter-sized hail near Shaw late that afternoon.", "sourceDetail": "Verified by Storm Chaser — NCEI Event #1326978", "evidenceLevel": "official_backfill", "hailSizeInches": 1 }, { "id": "iem-lsr-2026-03-13-wind-46.72--92.03", "lat": 46.72, "lon": -92.03, "zip": "", "city": "6 SE Duluth", "date": "2026-03-13", "county": "St. Louis", "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": "AWOS station KDYT Duluth Sky Harbor Airport.", "sourceDetail": "NWS DLH — AWOS via Iowa Mesonet", "windSpeedMph": 56, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-03-13-wind-46.78--92.09", "lat": 46.78, "lon": -92.09, "zip": "", "city": "1 ESE Duluth", "date": "2026-03-13", "county": "St. Louis", "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": "Buoy station DULM5 Duluth Harbor.", "sourceDetail": "NWS DLH — Buoy via Iowa Mesonet", "windSpeedMph": 50, "evidenceLevel": "observed" }, { "id": "asos-bf-DYT-2026-03-13", "lat": 46.7219, "lon": -92.0434, "zip": "", "city": "DULUTH (SKY HARB", "date": "2026-03-13", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (SKY HARB (DYT) recorded a 56 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (SKY HARB (DYT) [365d backfill 2026-08]", "windSpeedMph": 56, "evidenceLevel": "observed" }, { "id": "asos-bf-DYT-2026-02-27", "lat": 46.7219, "lon": -92.0434, "zip": "", "city": "DULUTH (SKY HARB", "date": "2026-02-27", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "high", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (SKY HARB (DYT) recorded a 59 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (SKY HARB (DYT) [365d backfill 2026-08]", "windSpeedMph": 59, "evidenceLevel": "observed" }, { "id": "asos-bf-DLH-2026-02-27", "lat": 46.8421, "lon": -92.1936, "zip": "", "city": "DULUTH", "date": "2026-02-27", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (DLH) recorded a 56 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (DLH) [365d backfill 2026-08]", "windSpeedMph": 56, "evidenceLevel": "observed" }, { "id": "asos-bf-HIB-2026-02-27", "lat": 47.3866, "lon": -92.839, "zip": "", "city": "HIBBING", "date": "2026-02-27", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "HIBBING (HIB) recorded a 52 mph gust.", "sourceDetail": "MN_ASOS automated observation — HIBBING (HIB) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "asos-bf-EVM-2026-02-27", "lat": 47.4251, "lon": -92.4981, "zip": "", "city": "EVELETH MUNI", "date": "2026-02-27", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "EVELETH MUNI (EVM) recorded a 52 mph gust.", "sourceDetail": "MN_ASOS automated observation — EVELETH MUNI (EVM) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-18-wind-46.85--92.20", "lat": 46.85, "lon": -92.2, "zip": "", "city": "4 NE Hermantown", "date": "2026-02-18", "county": "St. Louis", "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 KDLH Duluth International Airport.", "sourceDetail": "NWS DLH — ASOS via Iowa Mesonet", "windSpeedMph": 61, "evidenceLevel": "observed" }, { "id": "asos-bf-DYT-2026-02-18", "lat": 46.7219, "lon": -92.0434, "zip": "", "city": "DULUTH (SKY HARB", "date": "2026-02-18", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "high", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (SKY HARB (DYT) recorded a 62 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (SKY HARB (DYT) [365d backfill 2026-08]", "windSpeedMph": 62, "evidenceLevel": "observed" }, { "id": "asos-bf-DLH-2026-02-18", "lat": 46.8421, "lon": -92.1936, "zip": "", "city": "DULUTH", "date": "2026-02-18", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "high", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (DLH) recorded a 66 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (DLH) [365d backfill 2026-08]", "windSpeedMph": 66, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-46.72--92.03", "lat": 46.72, "lon": -92.03, "zip": "", "city": "6 SE Duluth", "date": "2026-02-17", "county": "St. Louis", "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": "AWOS station KDYT Duluth Sky Harbor Airport.", "sourceDetail": "NWS DLH — AWOS via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-46.86--92.22", "lat": 46.86, "lon": -92.22, "zip": "", "city": "4 NNE Hermantown", "date": "2026-02-17", "county": "St. Louis", "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": "Mesonet station AR992 Hermantown.", "sourceDetail": "NWS DLH — Mesonet via Iowa Mesonet", "windSpeedMph": 53, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-46.63--92.53", "lat": 46.63, "lon": -92.53, "zip": "", "city": "5 WNW Scotts Corner", "date": "2026-02-17", "county": "Carlton", "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": "Mesonet station MN097 I-35 - Atkinson - Mp 231.", "sourceDetail": "NWS DLH — Mesonet via Iowa Mesonet", "windSpeedMph": 66, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-46.77--92.12", "lat": 46.77, "lon": -92.12, "zip": "", "city": "1 S Duluth", "date": "2026-02-17", "county": "St. Louis", "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": "Mesonet station MN082 I-35 - Garfield Ave - Mp 255.", "sourceDetail": "NWS DLH — Mesonet via Iowa Mesonet", "windSpeedMph": 55, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-46.72--92.25", "lat": 46.72, "lon": -92.25, "zip": "", "city": "2 SSW Proctor", "date": "2026-02-17", "county": "St. Louis", "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": "Mesonet station MN080 I-35 - Thompson Hill - Mp 247.", "sourceDetail": "NWS DLH — Mesonet via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-46.72--92.03", "lat": 46.72, "lon": -92.03, "zip": "", "city": "6 SE Duluth", "date": "2026-02-17", "county": "St. Louis", "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": "AWOS station KDYT Duluth Sky Harbor Airport.", "sourceDetail": "NWS DLH — AWOS via Iowa Mesonet", "windSpeedMph": 61, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-47.40--92.90", "lat": 47.4, "lon": -92.9, "zip": "", "city": "2 SE Hibbing", "date": "2026-02-17", "county": "St. Louis", "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": "Mesonet station NGB48 Lincoln Elementary School.", "sourceDetail": "NWS DLH — Mesonet via Iowa Mesonet", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-47.38--92.83", "lat": 47.38, "lon": -92.83, "zip": "", "city": "6 ESE Hibbing", "date": "2026-02-17", "county": "St. Louis", "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 KHIB Chisholm-Hibbing Airport.", "sourceDetail": "NWS DLH — ASOS via Iowa Mesonet", "windSpeedMph": 53, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-46.83--92.04", "lat": 46.83, "lon": -92.04, "zip": "", "city": "1 SW Lester Park", "date": "2026-02-17", "county": "St. Louis", "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": "Mesonet station FW2111 4 NE Duluth.", "sourceDetail": "NWS DLH — Mesonet via Iowa Mesonet", "windSpeedMph": 55, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-46.85--92.20", "lat": 46.85, "lon": -92.2, "zip": "", "city": "4 NE Hermantown", "date": "2026-02-17", "county": "St. Louis", "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 KDLH Duluth International Airport.", "sourceDetail": "NWS DLH — ASOS via Iowa Mesonet", "windSpeedMph": 64, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-02-17-wind-46.78--92.09", "lat": 46.78, "lon": -92.09, "zip": "", "city": "1 ESE Duluth", "date": "2026-02-17", "county": "St. Louis", "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": "Buoy station DULM5 Duluth Harbor.", "sourceDetail": "NWS DLH — Buoy via Iowa Mesonet", "windSpeedMph": 55, "evidenceLevel": "observed" }, { "id": "asos-bf-DLH-2026-02-17", "lat": 46.8421, "lon": -92.1936, "zip": "", "city": "DULUTH", "date": "2026-02-17", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "high", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (DLH) recorded a 64 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (DLH) [365d backfill 2026-08]", "windSpeedMph": 64, "evidenceLevel": "observed" }, { "id": "asos-bf-HIB-2026-02-17", "lat": 47.3866, "lon": -92.839, "zip": "", "city": "HIBBING", "date": "2026-02-17", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "HIBBING (HIB) recorded a 52 mph gust.", "sourceDetail": "MN_ASOS automated observation — HIBBING (HIB) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "asos-bf-DYT-2026-02-17", "lat": 46.7219, "lon": -92.0434, "zip": "", "city": "DULUTH (SKY HARB", "date": "2026-02-17", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "high", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (SKY HARB (DYT) recorded a 61 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (SKY HARB (DYT) [365d backfill 2026-08]", "windSpeedMph": 61, "evidenceLevel": "observed" }, { "id": "asos-bf-DLH-2025-12-18", "lat": 46.8421, "lon": -92.1936, "zip": "", "city": "DULUTH", "date": "2025-12-18", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (DLH) recorded a 51 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (DLH) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "asos-bf-DLH-2025-12-16", "lat": 46.8421, "lon": -92.1936, "zip": "", "city": "DULUTH", "date": "2025-12-16", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (DLH) recorded a 53 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (DLH) [365d backfill 2026-08]", "windSpeedMph": 53, "evidenceLevel": "observed" }, { "id": "asos-bf-DLH-2025-11-26", "lat": 46.8421, "lon": -92.1936, "zip": "", "city": "DULUTH", "date": "2025-11-26", "county": "St. Louis", "source": "IEM ASOS Station", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "DULUTH (DLH) recorded a 54 mph gust.", "sourceDetail": "MN_ASOS automated observation — DULUTH (DLH) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" } ] }