{ "dataset": "Hammond, IN storm events — 12-month window, 25-mile radius plus Lake 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": "2026-09-20T11:20:16.631+00:00", "window_days": 365, "schema_version": "2.0.0", "event_count": 175, "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-238414feb56b2b9b.001-Lake-wind-2026-08-21", "zip": "", "city": "", "date": "2026-08-21", "county": "Lake", "source": "NWS Weather Alert", "severity": "high", "eventType": "wind", "confidence": 72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Watch for Lake. Severe Thunderstorm Watch issued August 21 at 2:58PM CDT until August 21 at 10:00PM CDT by NWS Chicago IL", "sourceDetail": "NWS Chicago IL — Severe Thunderstorm Watch", "evidenceLevel": "warning", "originStation": "Chicago IL Weather Station", "warningProductKey": "LOT-SV-A-610" }, { "id": "ww-LOT-SV-W-254-2026-08-12-Lake-wind", "zip": "", "city": "", "date": "2026-08-12", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-08-12. Duration: 61 min. Counties: Jasper, Porter, Lake, Newton. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #254 (61 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-254" }, { "id": "ww-LOT-SV-W-254-2026-08-12-Lake-hail", "zip": "", "city": "", "date": "2026-08-12", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-08-12. Duration: 61 min. Counties: Jasper, Porter, Lake, Newton. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #254 (61 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-254" }, { "id": "iem-202608111432-hail-41.37--87.44", "lat": 41.37, "lon": -87.44, "zip": "", "city": "Cedar Lake", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Cedar Lake, IN. Hail size: 0.88\".", "sourceDetail": "NWS LOT — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 0.88 }, { "id": "iem-202608111436-hail-41.40--87.36", "lat": 41.4, "lon": -87.36, "zip": "", "city": "1 S Crown Point", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 S Crown Point, IN. Hail size: 1\".", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202608111609-hail-41.42--87.20", "lat": 41.42, "lon": -87.2, "zip": "", "city": "1 ENE Lakes of the Four", "date": "2026-08-11", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 ENE Lakes of the Four, IN. Hail size: 1\".", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-08-11-wind-41.45-103", "lat": 41.45, "lon": -87.48, "zip": "", "city": "St. John", "date": "2026-08-11", "county": "Lake", "source": "SPC Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 0.93, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "wind reported near St. John", "sourceDetail": "SPC filtered reports — 2026-08-11", "windSpeedMph": 80, "evidenceLevel": "reported" }, { "id": "spc-2026-08-11-wind-41.38-65", "lat": 41.38, "lon": -87.42, "zip": "", "city": "2 NE Cedar Lake", "date": "2026-08-11", "county": "Lake", "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 2 NE Cedar Lake", "sourceDetail": "SPC filtered reports — 2026-08-11", "windSpeedMph": 73, "evidenceLevel": "reported" }, { "id": "spc-2026-08-11-wind-41.54-66", "lat": 41.54, "lon": -87.5, "zip": "", "city": "Munster", "date": "2026-08-11", "county": "Lake", "source": "SPC Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 0.93, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "wind reported near Munster", "sourceDetail": "SPC filtered reports — 2026-08-11", "windSpeedMph": 76, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-08-11-wind-41.54--87.50", "lat": 41.54, "lon": -87.5, "zip": "", "city": "Munster", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Corrects previous tstm wnd gst report from Munster. Peak gust on private weather station.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 85, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-08-11-wind-41.44--87.45", "lat": 41.44, "lon": -87.45, "zip": "", "city": "1 ESE St. John", "date": "2026-08-11", "county": "Lake", "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": "Private weather station: KINSAINT.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 72, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-08-11-wind-41.43--87.37", "lat": 41.43, "lon": -87.37, "zip": "", "city": "1 NNW Crown Point", "date": "2026-08-11", "county": "Lake", "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": "Private weather station.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 70, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-08-11-wind-41.62--87.41", "lat": 41.62, "lon": -87.41, "zip": "", "city": "Gary Airport", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Peak gust of 86 kt or 99 mph measured at Gary Airport Tower.", "sourceDetail": "NWS LOT — AWOS via Iowa Mesonet", "windSpeedMph": 99, "evidenceLevel": "observed" }, { "id": "spc-2026-08-11-wind-41.65-133", "lat": 41.65, "lon": -87.1, "zip": "", "city": "1 W Dune Acres", "date": "2026-08-11", "county": "Porter", "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 1 W Dune Acres", "sourceDetail": "SPC filtered reports — 2026-08-11", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "ww-LOT-SV-W-239-2026-08-11-Lake-wind", "zip": "", "city": "", "date": "2026-08-11", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-08-11. Duration: 60 min. Counties: Jasper, Lake, Porter. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #239 (60 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-239" }, { "id": "ww-LOT-SV-W-239-2026-08-11-Lake-hail", "zip": "", "city": "", "date": "2026-08-11", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-08-11. Duration: 60 min. Counties: Jasper, Lake, Porter. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #239 (60 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-239" }, { "id": "ww-LOT-SV-W-244-2026-08-11-Lake-wind", "zip": "", "city": "", "date": "2026-08-11", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-08-11. Duration: 56 min. Counties: Newton, Lake. Storm tags: wind: 90.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #244 (56 min)", "windSpeedMph": 90, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-244" }, { "id": "ww-LOT-SV-W-244-2026-08-11-Lake-hail", "zip": "", "city": "", "date": "2026-08-11", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-08-11. Duration: 56 min. Counties: Newton, Lake. Storm tags: wind: 90.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #244 (56 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-244" }, { "id": "nws-alert-52d4c7b5ce9a775a.001-Lake-tornado", "zip": "", "city": "Lake", "date": "2026-08-11", "county": "Lake", "source": "NWS Weather Alert", "severity": "severe", "eventType": "tornado", "confidence": 88, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning for Lake (observed tornado). Tornado Warning issued August 11 at 11:08AM CDT until August 11 at 11:45AM CDT by NWS Chicago IL", "sourceDetail": "NWS Chicago IL — Tornado Warning", "evidenceLevel": "observed", "warningProductKey": "LOT-TO-W-75" }, { "id": "iem-ww-LOT-TO-W-74-Lake-tornado-2026-08-11", "zip": "", "city": "Lake", "date": "2026-08-11", "county": "Lake", "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 LOT for Lake on 2026-08-11. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "LOT-TO-W-74" }, { "id": "iem-202608111558-wind-41.45--87.48", "lat": 41.45, "lon": -87.48, "zip": "", "city": "St. John", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near St. John, IN. Peak gust: 92 mph.", "sourceDetail": "NWS LOT — Trained Spotter via Iowa Mesonet", "windSpeedMph": 92, "evidenceLevel": "reported" }, { "id": "iem-202608111603-wind-41.38--87.42", "lat": 41.38, "lon": -87.42, "zip": "", "city": "2 NE Cedar Lake", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 2 NE Cedar Lake, IN. Peak gust: 84 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 84, "evidenceLevel": "reported" }, { "id": "iem-202608111603-wind-41.54--87.50", "lat": 41.54, "lon": -87.5, "zip": "", "city": "Munster", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near Munster, IN. Peak gust: 98 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 98, "evidenceLevel": "reported" }, { "id": "iem-202608111604-wind-41.44--87.45", "lat": 41.44, "lon": -87.45, "zip": "", "city": "1 ESE St. John", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 1 ESE St. John, IN. Peak gust: 83 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 83, "evidenceLevel": "reported" }, { "id": "iem-202608111607-wind-41.43--87.37", "lat": 41.43, "lon": -87.37, "zip": "", "city": "1 NNW Crown Point", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 1 NNW Crown Point, IN. Peak gust: 81 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 81, "evidenceLevel": "reported" }, { "id": "iem-202608111609-wind-41.62--87.41", "lat": 41.62, "lon": -87.41, "zip": "", "city": "Gary Airport", "date": "2026-08-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near Gary Airport, IN. Peak gust: 114 mph.", "sourceDetail": "NWS LOT — AWOS via Iowa Mesonet", "windSpeedMph": 114, "evidenceLevel": "observed" }, { "id": "iem-202608111623-wind-41.65--87.10", "lat": 41.65, "lon": -87.1, "zip": "", "city": "1 W Dune Acres", "date": "2026-08-11", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 1 W Dune Acres, IN. Peak gust: 69 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 69, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-08-11-wind-41.57--87.18", "lat": 41.57, "lon": -87.18, "zip": "", "city": "Portage", "date": "2026-08-11", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Pockets of extreme wind damage including over 80% of tree canopy loss in several forested areas. After consultation with wind damage experts_ peak wind gusts were estimated between 100 and 110 mph.", "sourceDetail": "NWS LOT — NWS Storm Survey via Iowa Mesonet", "windSpeedMph": 110, "evidenceLevel": "reported" }, { "id": "ww-LOT-SV-W-226-2026-08-09-Lake-wind", "zip": "", "city": "", "date": "2026-08-09", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-08-09. Duration: 76 min. Counties: Lake, Porter. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #226 (76 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-226" }, { "id": "ww-LOT-SV-W-226-2026-08-09-Lake-hail", "zip": "", "city": "", "date": "2026-08-09", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-08-09. Duration: 76 min. Counties: Lake, Porter. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #226 (76 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-226" }, { "id": "nws-alert-4e5d053bf13a31c8.001-Lake-wind", "zip": "", "city": "Lake", "date": "2026-08-09", "county": "Lake", "source": "NWS Weather Alert", "severity": "high", "eventType": "wind", "confidence": 72, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Watch for Lake. Severe Thunderstorm Watch issued August 9 at 8:44PM CDT until August 10 at 4:00AM CDT by NWS Chicago IL", "sourceDetail": "NWS Chicago IL — Severe Thunderstorm Watch", "evidenceLevel": "warning", "warningProductKey": "LOT-SV-A-550" }, { "id": "iem-lsr-2026-07-27-wind-41.65--87.10", "lat": 41.65, "lon": -87.1, "zip": "", "city": "1 WNW Dune Acres", "date": "2026-07-27", "county": "Porter", "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": "Private weather station reported 57 mph gust near Dune Acres along the Lake Michigan shore.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 57, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-07-27-wind-41.64--87.45", "lat": 41.64, "lon": -87.45, "zip": "", "city": "East Chicago", "date": "2026-07-27", "county": "Lake", "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": "Private weather station reported 55 mph peak gust at East Chicago. Time estimated by radar.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 55, "evidenceLevel": "reported" }, { "id": "ww-LOT-SV-W-220-2026-07-27-Lake-wind", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 45 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #220 (45 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-220" }, { "id": "ww-LOT-SV-W-220-2026-07-27-Lake-hail", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 45 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #220 (45 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-220" }, { "id": "ww-LOT-SV-W-205-2026-07-27-Lake-wind", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 33 min. County: Lake. Storm tags: wind: 100.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #205 (33 min)", "windSpeedMph": 100, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-205" }, { "id": "ww-LOT-SV-W-205-2026-07-27-Lake-hail", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 33 min. County: Lake. Storm tags: wind: 100.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #205 (33 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-205" }, { "id": "ww-LOT-SV-W-207-2026-07-27-Lake-wind", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 20 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #207 (20 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-207" }, { "id": "ww-LOT-SV-W-207-2026-07-27-Lake-hail", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 20 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #207 (20 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-207" }, { "id": "ww-LOT-SV-W-204-2026-07-27-Lake-wind", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 74 min. Counties: Newton, Jasper, Lake, Porter. Storm tags: wind: 70.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #204 (74 min)", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-204" }, { "id": "ww-LOT-SV-W-204-2026-07-27-Lake-hail", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 74 min. Counties: Newton, Jasper, Lake, Porter. Storm tags: wind: 70.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #204 (74 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-204" }, { "id": "ww-LOT-SV-W-214-2026-07-27-Lake-wind", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 71 min. Counties: Porter, Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #214 (71 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-214" }, { "id": "ww-LOT-SV-W-214-2026-07-27-Lake-hail", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 71 min. Counties: Porter, Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #214 (71 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-214" }, { "id": "ww-LOT-SV-W-201-2026-07-27-Lake-wind", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 53 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #201 (53 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-201" }, { "id": "ww-LOT-SV-W-201-2026-07-27-Lake-hail", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-27. Duration: 53 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #201 (53 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-201" }, { "id": "iem-ww-LOT-TO-W-54-Lake-tornado-2026-07-27", "zip": "", "city": "Lake", "date": "2026-07-27", "county": "Lake", "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 LOT for Lake on 2026-07-27. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "LOT-TO-W-54" }, { "id": "nws-alert-13f8f624adf70934.001-Lake-tornado-2026-07-27", "lat": 41.550000000000004, "lon": -87.28833333333334, "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "NWS Weather Alert", "severity": "severe", "eventType": "tornado", "confidence": 88, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning for Lake (observed tornado). Storm confirmed observed. Tornado Warning issued July 27 at 1:21PM CDT until July 27 at 1:45PM CDT by NWS Chicago IL", "sourceDetail": "NWS Chicago IL — Tornado Warning (Observed)", "evidenceLevel": "observed", "originStation": "Chicago IL Weather Station", "warningProductKey": "LOT-TO-W-55" }, { "id": "nws-alert-f490b1a4584e0531.001-Lake-wind-2026-07-27", "zip": "", "city": "", "date": "2026-07-27", "county": "Lake", "source": "NWS Weather Alert", "severity": "severe", "eventType": "wind", "confidence": 88, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Severe Thunderstorm Watch for Lake. Severe Thunderstorm Watch issued July 27 at 6:55PM CDT until July 27 at 7:00PM CDT by NWS Chicago IL", "sourceDetail": "NWS Chicago IL — Severe Thunderstorm Watch", "windSpeedMph": 100, "evidenceLevel": "warning", "originStation": "Chicago IL Weather Station", "warningProductKey": "LOT-SV-A-520" }, { "id": "iem-202607272154-wind-41.65--87.10", "lat": 41.65, "lon": -87.1, "zip": "", "city": "1 WNW Dune Acres", "date": "2026-07-27", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 1 WNW Dune Acres, IN. Peak gust: 66 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 66, "evidenceLevel": "reported" }, { "id": "iem-202607272212-wind-41.64--87.45", "lat": 41.64, "lon": -87.45, "zip": "", "city": "East Chicago", "date": "2026-07-27", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near East Chicago, IN. Peak gust: 63 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 63, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-07-09-wind-41.51--87.11", "lat": 41.51, "lon": -87.11, "zip": "", "city": "2 SE South Haven", "date": "2026-07-09", "county": "Porter", "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": "A report on social media described 50 to 60 mph winds and small hail. There was a CoCoRaHS report of half inch hail in general vicinity_ as well.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 50, "evidenceLevel": "reported" }, { "id": "iem-202607092158-wind-41.51--87.11", "lat": 41.51, "lon": -87.11, "zip": "", "city": "2 SE South Haven", "date": "2026-07-09", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 2 SE South Haven, IN. Peak gust: 60 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "ww-LOT-SV-W-194-2026-07-04-Lake-wind", "zip": "", "city": "", "date": "2026-07-04", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-04. Duration: 51 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #194 (51 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-194" }, { "id": "ww-LOT-SV-W-194-2026-07-04-Lake-hail", "zip": "", "city": "", "date": "2026-07-04", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-04. Duration: 51 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #194 (51 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-194" }, { "id": "ww-LOT-SV-W-187-2026-07-03-Lake-wind", "zip": "", "city": "", "date": "2026-07-03", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-03. Duration: 53 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #187 (53 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-187" }, { "id": "ww-LOT-SV-W-187-2026-07-03-Lake-hail", "zip": "", "city": "", "date": "2026-07-03", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-03. Duration: 53 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #187 (53 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-187" }, { "id": "ww-LOT-SV-W-177-2026-07-03-Lake-wind", "zip": "", "city": "", "date": "2026-07-03", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-03. Duration: 59 min. Counties: Lake, Porter. Storm tags: wind: 70.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #177 (59 min)", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-177" }, { "id": "ww-LOT-SV-W-177-2026-07-03-Lake-hail", "zip": "", "city": "", "date": "2026-07-03", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-03. Duration: 59 min. Counties: Lake, Porter. Storm tags: wind: 70.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #177 (59 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-177" }, { "id": "ww-LOT-SV-W-186-2026-07-03-Lake-wind", "zip": "", "city": "", "date": "2026-07-03", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-03. Duration: 47 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #186 (47 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-186" }, { "id": "ww-LOT-SV-W-186-2026-07-03-Lake-hail", "zip": "", "city": "", "date": "2026-07-03", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-07-03. Duration: 47 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #186 (47 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-186" }, { "id": "iem-202606250113-hail-41.55--87.46", "lat": 41.55, "lon": -87.46, "zip": "", "city": "Highland", "date": "2026-06-24", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Highland, IN. Hail size: 1\".", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "ww-LOT-SV-W-165-2026-06-24-Lake-wind", "zip": "", "city": "", "date": "2026-06-24", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-24. Duration: 26 min. Counties: Lake, Porter. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #165 (26 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-165" }, { "id": "ww-LOT-SV-W-165-2026-06-24-Lake-hail", "zip": "", "city": "", "date": "2026-06-24", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-24. Duration: 26 min. Counties: Lake, Porter. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #165 (26 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-165" }, { "id": "ww-LOT-SV-W-163-2026-06-24-Lake-wind", "zip": "", "city": "", "date": "2026-06-24", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-24. Duration: 67 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #163 (67 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-163" }, { "id": "ww-LOT-SV-W-163-2026-06-24-Lake-hail", "zip": "", "city": "", "date": "2026-06-24", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-24. Duration: 67 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #163 (67 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-163" }, { "id": "ww-LOT-SV-W-144-2026-06-14-Lake-wind", "zip": "", "city": "", "date": "2026-06-14", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-14. Duration: 43 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #144 (43 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-144" }, { "id": "ww-LOT-SV-W-144-2026-06-14-Lake-hail", "zip": "", "city": "", "date": "2026-06-14", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-14. Duration: 43 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #144 (43 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-144" }, { "id": "iem-lsr-2026-06-11-wind-41.38--87.42", "lat": 41.38, "lon": -87.42, "zip": "", "city": "2 NE Cedar Lake", "date": "2026-06-11", "county": "Lake", "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": "Private weather station KINCEDAR5 reported 55 mph gust near Cedar Lake.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 55, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-06-11-wind-41.50--87.37", "lat": 41.5, "lon": -87.37, "zip": "", "city": "3 NW Merrillville", "date": "2026-06-11", "county": "Lake", "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": "Private weather station KINMERRI15 reported 54 mph gust.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 54, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-06-11-wind-41.63--87.17", "lat": 41.63, "lon": -87.17, "zip": "", "city": "1 ENE Ogden Dunes", "date": "2026-06-11", "county": "Porter", "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": "Private weather station KINPORTA72 reported 56 mph gust.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 56, "evidenceLevel": "reported" }, { "id": "iem-geo-2026-06-12T00:11:00Z-tornado-41.44--87.52", "lat": 41.44, "lon": -87.52, "zip": "", "city": "3 WSW St. John", "date": "2026-06-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "tornado", "confidence": 92, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "TORNADO reported near 3 WSW St. John, IN. NWS survey confirms a preliminary EF-0 tornado. Peak winds near 85 mph, width of 150 yards, and length of 5.5 miles.", "sourceDetail": "NWS LOT — NWS Storm Survey via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-geo-2026-06-12T00:25:00Z-tornado-41.50--87.38", "lat": 41.5, "lon": -87.38, "zip": "", "city": "3 SE Griffith", "date": "2026-06-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "tornado", "confidence": 92, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "TORNADO reported near 3 SE Griffith, IN. *** 1 INJ *** Corrects previous tornado report from 3 SE Griffith. An NWS damage survey confirmed an EF-2 tornado with peak winds of 120 mph, path length of 6.5 miles, and maximum width of 700 yards.", "sourceDetail": "NWS LOT — NWS Storm Survey via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-geo-2026-06-12T00:32:00Z-tornado-41.34--87.46", "lat": 41.34, "lon": -87.46, "zip": "", "city": "2 SSW Cedar Lake", "date": "2026-06-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "tornado", "confidence": 92, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "TORNADO reported near 2 SSW Cedar Lake, IN. NWS survey confirms a preliminary EF-0 tornado. Peak winds of 80 mph, width of 150 yards, and length of 4.1 miles.", "sourceDetail": "NWS LOT — NWS Storm Survey via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-geo-2026-06-12T00:36:00Z-tornado-41.21--87.41", "lat": 41.21, "lon": -87.41, "zip": "", "city": "3 NE Schneider", "date": "2026-06-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "tornado", "confidence": 92, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "TORNADO reported near 3 NE Schneider, IN. NWS survey confirms a preliminary EF-0 tornado. Peak winds of 85 mph, width of 200 yards, and length of 12.6 miles.", "sourceDetail": "NWS LOT — NWS Storm Survey via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-geo-2026-06-12T00:48:00Z-tornado-41.24--87.28", "lat": 41.24, "lon": -87.28, "zip": "", "city": "5 NE Shelby", "date": "2026-06-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "tornado", "confidence": 92, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "TORNADO reported near 5 NE Shelby, IN. An NWS damage survey confirmed an EF-3 tornado with peak winds of 165 mph, path length of 22.2 miles, and maximum width of 400 yards.", "sourceDetail": "NWS LOT — NWS Storm Survey via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-geo-2026-06-12T00:51:00Z-tornado-41.28--87.26", "lat": 41.28, "lon": -87.26, "zip": "", "city": "4 SW Hebron", "date": "2026-06-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "tornado", "confidence": 92, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "TORNADO reported near 4 SW Hebron, IN. Public report of tornado on the grand east of Lowell near I-65.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "ww-LOT-SV-W-143-2026-06-11-Lake-wind", "zip": "", "city": "", "date": "2026-06-11", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-11. Duration: 49 min. Counties: Jasper, Lake, Porter. Storm tags: wind: 60.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #143 (49 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-143" }, { "id": "ww-LOT-SV-W-143-2026-06-11-Lake-hail", "zip": "", "city": "", "date": "2026-06-11", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-11. Duration: 49 min. Counties: Jasper, Lake, Porter. Storm tags: wind: 60.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #143 (49 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-143" }, { "id": "ww-LOT-SV-W-142-2026-06-11-Lake-wind", "zip": "", "city": "", "date": "2026-06-11", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-11. Duration: 34 min. County: Lake. Storm tags: wind: 80.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #142 (34 min)", "windSpeedMph": 80, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-142" }, { "id": "ww-LOT-SV-W-142-2026-06-11-Lake-hail", "zip": "", "city": "", "date": "2026-06-11", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-06-11. Duration: 34 min. County: Lake. Storm tags: wind: 80.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #142 (34 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-142" }, { "id": "iem-ww-LOT-TO-W-36-Lake-tornado-2026-06-11", "zip": "", "city": "Lake", "date": "2026-06-11", "county": "Lake", "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 LOT for Lake on 2026-06-11. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "LOT-TO-W-36" }, { "id": "iem-ww-LOT-TO-W-37-Lake-tornado-2026-06-11", "zip": "", "city": "Lake", "date": "2026-06-11", "county": "Lake", "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 LOT for Lake on 2026-06-11. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "LOT-TO-W-37" }, { "id": "iem-ww-LOT-TO-W-39-Lake-tornado-2026-06-11", "zip": "", "city": "Lake", "date": "2026-06-11", "county": "Lake", "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 LOT for Lake on 2026-06-11. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "LOT-TO-W-39" }, { "id": "iem-ww-LOT-TO-W-45-Lake-tornado-2026-06-11", "zip": "", "city": "Lake", "date": "2026-06-11", "county": "Lake", "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 LOT for Lake on 2026-06-11. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "LOT-TO-W-45" }, { "id": "iem-202606111939-wind-41.38--87.42", "lat": 41.38, "lon": -87.42, "zip": "", "city": "2 NE Cedar Lake", "date": "2026-06-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 2 NE Cedar Lake, IN. Peak gust: 63 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 63, "evidenceLevel": "reported" }, { "id": "iem-202606120024-wind-41.50--87.37", "lat": 41.5, "lon": -87.37, "zip": "", "city": "3 NW Merrillville", "date": "2026-06-11", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 3 NW Merrillville, IN. Peak gust: 62 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 62, "evidenceLevel": "reported" }, { "id": "iem-202606120049-wind-41.63--87.17", "lat": 41.63, "lon": -87.17, "zip": "", "city": "1 ENE Ogden Dunes", "date": "2026-06-11", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 1 ENE Ogden Dunes, IN. Peak gust: 64 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 64, "evidenceLevel": "reported" }, { "id": "spc-2026-06-10-429-2110", "lat": 41.64, "lon": -87.51, "zip": "", "city": "East Chicago", "date": "2026-06-10", "county": "Lake", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Minor shingle damage also reported. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 65, "evidenceLevel": "reported" }, { "id": "spc-2026-06-10-430-2115", "lat": 41.68, "lon": -87.51, "zip": "", "city": "Whiting", "date": "2026-06-10", "county": "Lake", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Peak gust measured on personal weather station. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 68, "evidenceLevel": "reported" }, { "id": "iem-202606102110-wind-41.64--87.51", "lat": 41.64, "lon": -87.51, "zip": "", "city": "3 W East Chicago", "date": "2026-06-10", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 3 W East Chicago, IN. Peak gust: 75 mph.", "sourceDetail": "NWS LOT — Trained Spotter via Iowa Mesonet", "windSpeedMph": 75, "evidenceLevel": "reported" }, { "id": "iem-202606102115-wind-41.68--87.51", "lat": 41.68, "lon": -87.51, "zip": "", "city": "1 W Whiting", "date": "2026-06-10", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 1 W Whiting, IN. Peak gust: 78 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 78, "evidenceLevel": "reported" }, { "id": "iem-ww-LOT-SV-W-126-Lake-wind-2026-06-10", "zip": "", "city": "Lake", "date": "2026-06-10", "county": "Lake", "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 LOT for Lake on 2026-06-10. Storm tag wind: 70 mph. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-126" }, { "id": "iem-ww-LOT-SV-W-126-Lake-hail-2026-06-10", "zip": "", "city": "Lake", "date": "2026-06-10", "county": "Lake", "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 LOT for Lake on 2026-06-10. Storm tag hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-126" }, { "id": "iem-202605181629-hail-41.42--87.19", "lat": 41.42, "lon": -87.19, "zip": "", "city": "1 E Lakes of the Four S", "date": "2026-05-18", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 E Lakes of the Four S, IN. Hail size: 1\".", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "asos-bf-GYY-2026-05-18", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2026-05-18", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 58 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "spc-2026-05-18-488-1621", "lat": 41.52, "lon": -87.25, "zip": "", "city": "Hobart", "date": "2026-05-18", "county": "Lake", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Corrects previous report from 1 SSE Hobart to tstm wind. Public report of 65 mph gust recorded by backyard weather station near Linda Street and 10th Street in Hobart. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 65, "evidenceLevel": "reported" }, { "id": "ww-LOT-SV-W-112-2026-05-18-Lake-wind", "zip": "", "city": "", "date": "2026-05-18", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-05-18. Duration: 56 min. Counties: Benton, Jasper, Porter, Lake, Newton. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #112 (56 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-112" }, { "id": "ww-LOT-SV-W-112-2026-05-18-Lake-hail", "zip": "", "city": "", "date": "2026-05-18", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-05-18. Duration: 56 min. Counties: Benton, Jasper, Porter, Lake, Newton. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #112 (56 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-112" }, { "id": "ww-LOT-SV-W-111-2026-05-18-Lake-wind", "zip": "", "city": "", "date": "2026-05-18", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-05-18. Duration: 18 min. County: Lake. Storm tags: wind: 70.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #111 (18 min)", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-111" }, { "id": "ww-LOT-SV-W-111-2026-05-18-Lake-hail", "zip": "", "city": "", "date": "2026-05-18", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-05-18. Duration: 18 min. County: Lake. Storm tags: wind: 70.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #111 (18 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-111" }, { "id": "iem-202605181613-wind-41.62--87.41", "lat": 41.62, "lon": -87.41, "zip": "", "city": "Gary Airport", "date": "2026-05-18", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near Gary Airport, IN. Peak gust: 67 mph.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "iem-202605181621-wind-41.52--87.25", "lat": 41.52, "lon": -87.25, "zip": "", "city": "1 SSE Hobart", "date": "2026-05-18", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 1 SSE Hobart, IN. Peak gust: 75 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 75, "evidenceLevel": "reported" }, { "id": "ww-LOT-SV-W-105-2026-05-04-Lake-wind", "zip": "", "city": "", "date": "2026-05-04", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-05-04. Duration: 54 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #105 (54 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-105" }, { "id": "ww-LOT-SV-W-105-2026-05-04-Lake-hail", "zip": "", "city": "", "date": "2026-05-04", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-05-04. Duration: 54 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #105 (54 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-105" }, { "id": "iem-lsr-2026-04-27-wind-41.38--87.46", "lat": 41.38, "lon": -87.46, "zip": "", "city": "1 NW Cedar Lake", "date": "2026-04-27", "county": "Lake", "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": "NON-TSTM WND GST reported near 1 NW Cedar Lake", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 57, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-04-27-wind-41.46--87.21", "lat": 41.46, "lon": -87.21, "zip": "", "city": "4 N Lakes of the Four S", "date": "2026-04-27", "county": "Porter", "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 4 N Lakes of the Four S", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-04-27-wind-41.55--87.17", "lat": 41.55, "lon": -87.17, "zip": "", "city": "2 WNW South Haven", "date": "2026-04-27", "county": "Porter", "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": "A 59 mph gust was recorded at Portage High School.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 59, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-04-27-wind-41.41--87.22", "lat": 41.41, "lon": -87.22, "zip": "", "city": "Lakes of the Four Seaso", "date": "2026-04-27", "county": "Porter", "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": "NON-TSTM WND GST reported near Lakes of the Four Seaso", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 50, "evidenceLevel": "reported" }, { "id": "ncei-1334324-2026-04-27", "lon": 211385, "zip": "", "city": "Lake", "date": "2026-04-27", "county": "Lake", "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": "Multiple reports of downed power poles and trees, including some snapped at the base, came out of the vicinity of St. John, Cedar Lake, and Crown Point. Southeast of Schererville, a few trees were downed onto homes. One vehicle was struck by a falling power pole in St. John.", "sourceDetail": "Verified by Public — NCEI Event #1334324", "windSpeedMph": 52, "evidenceLevel": "official_backfill" }, { "id": "iem-202604271902-wind-41.38--87.46", "lat": 41.38, "lon": -87.46, "zip": "", "city": "1 NW Cedar Lake", "date": "2026-04-27", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near 1 NW Cedar Lake, IN. Peak gust: 66 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 66, "evidenceLevel": "reported" }, { "id": "iem-202604271912-wind-41.46--87.21", "lat": 41.46, "lon": -87.21, "zip": "", "city": "4 N Lakes of the Four S", "date": "2026-04-27", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near 4 N Lakes of the Four S, IN. Peak gust: 67 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "reported" }, { "id": "iem-202604271922-wind-41.55--87.17", "lat": 41.55, "lon": -87.17, "zip": "", "city": "2 WNW South Haven", "date": "2026-04-27", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near 2 WNW South Haven, IN. Peak gust: 68 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 68, "evidenceLevel": "reported" }, { "id": "iem-202604271932-wind-41.41--87.22", "lat": 41.41, "lon": -87.22, "zip": "", "city": "Lakes of the Four Seaso", "date": "2026-04-27", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near Lakes of the Four Seaso, IN. Peak gust: 58 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "reported" }, { "id": "spc-2026-04-17-684-0331", "lat": 41.39, "lon": -87.52, "zip": "", "city": "Cedar Lake", "date": "2026-04-17", "county": "Lake", "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 at an Ambient PWS. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 68, "evidenceLevel": "reported" }, { "id": "ncei-1333754-2026-04-17", "lon": 211381, "zip": "", "city": "BELSHAW", "date": "2026-04-17", "county": "Lake", "source": "NCEI Storm Events Database", "severity": "high", "eventType": "tornado", "confidence": 0.95, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "This tornado began just west of the Illinois-Indiana state line near CR 9000N in northeast Kankakee County. The first instances of damage included uprooted softwood trees, downed large branches from hardwood trees, and minor structural damage noted near Stateline Rd on either side of the border. As the tornado quickly tracked northeast, it caused additional tree damage on at least one property near US-41. Along the path toward and through Lowell, the tornado blew out sections of a gas station canopy along IN-2 and then a garage wall at a residence just northwest of downtown Lowell. This was in addition to causing further tree and minor structural damage in a defined narrow path. The tornado continued through southern and southeastern sections of Lake Dalecarlia, causing primarily tree damage and minor structural damage due to fallen trees. Based on the ground survey, the tornado likely dissipated prior to reaching IN-55.", "sourceDetail": "Verified by NWS Storm Survey — NCEI Event #1333754", "tornadoScale": "EF0", "evidenceLevel": "official_backfill" }, { "id": "ncei-1333991-2026-04-17", "lon": 211381, "zip": "", "city": "LOWELL", "date": "2026-04-17", "county": "Lake", "source": "NCEI Storm Events Database", "severity": "high", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Numerous trees and power poles were downed around Lowell outside of the path of the EF-0 tornado.", "sourceDetail": "Verified by Social Media — NCEI Event #1333991", "windSpeedMph": 61, "evidenceLevel": "official_backfill" }, { "id": "ncei-1333994-2026-04-17", "lon": 211381, "zip": "", "city": "KREITZBURG", "date": "2026-04-17", "county": "Lake", "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": "Numerous tree branches were downed around and southwest of St. John.", "sourceDetail": "Verified by Social Media — NCEI Event #1333994", "windSpeedMph": 56, "evidenceLevel": "official_backfill" }, { "id": "ww-LOT-SV-W-101-2026-04-17-Lake-wind", "zip": "", "city": "", "date": "2026-04-17", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-04-17. Duration: 74 min. Counties: Benton, Newton, Jasper, Lake, Porter. Storm tags: wind: 70.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #101 (74 min)", "windSpeedMph": 70, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-101" }, { "id": "ww-LOT-SV-W-101-2026-04-17-Lake-hail", "zip": "", "city": "", "date": "2026-04-17", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-04-17. Duration: 74 min. Counties: Benton, Newton, Jasper, Lake, Porter. Storm tags: wind: 70.0, hail: 0.75\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #101 (74 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-101" }, { "id": "iem-ww-LOT-TO-W-28-Lake-tornado-2026-04-17", "zip": "", "city": "Lake", "date": "2026-04-17", "county": "Lake", "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 LOT for Lake on 2026-04-17. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "LOT-TO-W-28" }, { "id": "iem-202604180331-wind-41.39--87.52", "lat": 41.39, "lon": -87.52, "zip": "", "city": "4 WNW Cedar Lake", "date": "2026-04-17", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 4 WNW Cedar Lake, IN. Peak gust: 78 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 78, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-04-13-wind-41.39--87.33", "lat": 41.39, "lon": -87.33, "zip": "", "city": "3 SE Crown Point", "date": "2026-04-13", "county": "Lake", "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": "Estimate of 55 mph wind gust near Crown Point. Time estimated via radar.", "sourceDetail": "NWS LOT — Amateur Radio via Iowa Mesonet", "windSpeedMph": 55, "evidenceLevel": "reported" }, { "id": "ww-LOT-SV-W-74-2026-04-13-Lake-wind", "zip": "", "city": "", "date": "2026-04-13", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-04-13. Duration: 57 min. Counties: Lake, Newton. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #74 (57 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-74" }, { "id": "ww-LOT-SV-W-74-2026-04-13-Lake-hail", "zip": "", "city": "", "date": "2026-04-13", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-04-13. Duration: 57 min. Counties: Lake, Newton. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #74 (57 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-74" }, { "id": "iem-202604132000-wind-41.39--87.33", "lat": 41.39, "lon": -87.33, "zip": "", "city": "3 SE Crown Point", "date": "2026-04-13", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "TSTM WND GST reported near 3 SE Crown Point, IN. Peak gust: 63 mph.", "sourceDetail": "NWS LOT — Amateur Radio via Iowa Mesonet", "windSpeedMph": 63, "evidenceLevel": "reported" }, { "id": "ww-LOT-SV-W-69-2026-04-03-Lake-wind", "zip": "", "city": "", "date": "2026-04-03", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-04-03. Duration: 79 min. Counties: Lake, Porter. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #69 (79 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-69" }, { "id": "ww-LOT-SV-W-69-2026-04-03-Lake-hail", "zip": "", "city": "", "date": "2026-04-03", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-04-03. Duration: 79 min. Counties: Lake, Porter. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #69 (79 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-69" }, { "id": "asos-bf-GYY-2026-04-02", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2026-04-02", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 51 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "ww-LOT-SV-W-51-2026-03-31-Lake-wind", "zip": "", "city": "", "date": "2026-03-31", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-31. Duration: 23 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #51 (23 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-51" }, { "id": "ww-LOT-SV-W-51-2026-03-31-Lake-hail", "zip": "", "city": "", "date": "2026-03-31", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-31. Duration: 23 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #51 (23 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-51" }, { "id": "ww-LOT-SV-W-47-2026-03-31-Lake-wind", "zip": "", "city": "", "date": "2026-03-31", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-31. Duration: 50 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #47 (50 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-47" }, { "id": "ww-LOT-SV-W-47-2026-03-31-Lake-hail", "zip": "", "city": "", "date": "2026-03-31", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-31. Duration: 50 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #47 (50 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-47" }, { "id": "ww-LOT-SV-W-40-2026-03-31-Lake-wind", "zip": "", "city": "", "date": "2026-03-31", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-31. Duration: 31 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #40 (31 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-40" }, { "id": "ww-LOT-SV-W-40-2026-03-31-Lake-hail", "zip": "", "city": "", "date": "2026-03-31", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-31. Duration: 31 min. County: Lake. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #40 (31 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-40" }, { "id": "iem-202603262147-hail-41.53--87.52", "lat": 41.53, "lon": -87.52, "zip": "", "city": "1 E Lynwood", "date": "2026-03-26", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 E Lynwood, IN. Hail size: 0.75\".", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 0.75 }, { "id": "iem-202603262151-hail-41.57--87.43", "lat": 41.57, "lon": -87.43, "zip": "", "city": "2 NE Highland", "date": "2026-03-26", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 2 NE Highland, IN. Hail size: 1\".", "sourceDetail": "NWS LOT — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "ncei-1316227-2026-03-26", "lon": 210772, "zip": "", "city": "HIGHLAND", "date": "2026-03-26", "county": "Lake", "source": "NCEI Storm Events Database", "severity": "high", "eventType": "hail", "confidence": 0.95, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Scattered thunderstorms moved across northwest Indiana during the afternoon and evening of March 26th producing isolated large hail.", "sourceDetail": "Verified by Trained Spotter — NCEI Event #1316227", "evidenceLevel": "official_backfill", "hailSizeInches": 1 }, { "id": "ww-LOT-SV-W-31-2026-03-26-Lake-wind", "zip": "", "city": "", "date": "2026-03-26", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-26. Duration: 39 min. County: Lake. Storm tags: wind: 50.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #31 (39 min)", "windSpeedMph": 50, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-31" }, { "id": "ww-LOT-SV-W-31-2026-03-26-Lake-hail", "zip": "", "city": "", "date": "2026-03-26", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-26. Duration: 39 min. County: Lake. Storm tags: wind: 50.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #31 (39 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-31" }, { "id": "asos-bf-GYY-2026-03-22", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2026-03-22", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 51 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "ww-LOT-SV-W-28-2026-03-15-Lake-wind", "zip": "", "city": "", "date": "2026-03-15", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-15. Duration: 18 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #28 (18 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-28" }, { "id": "ww-LOT-SV-W-28-2026-03-15-Lake-hail", "zip": "", "city": "", "date": "2026-03-15", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-15. Duration: 18 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #28 (18 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-28" }, { "id": "asos-bf-GYY-2026-03-15", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2026-03-15", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 51 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "iem-ww-LOT-HW-W-2-Lake-wind-2026-03-15", "zip": "", "city": "Lake", "date": "2026-03-15", "county": "Lake", "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 Lake.", "sourceDetail": "NWS LOT — HW/W", "evidenceLevel": "warning", "warningProductKey": "LOT-HW-W-2" }, { "id": "iem-lsr-2026-03-13-wind-41.47--87.06", "lat": 41.47, "lon": -87.06, "zip": "", "city": "Valparaiso", "date": "2026-03-13", "county": "Porter", "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": "Peak Wind Gust.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 63, "evidenceLevel": "observed" }, { "id": "ncei-1318700-2026-03-13", "lon": 210345, "zip": "", "city": "Lake", "date": "2026-03-13", "county": "Lake", "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": "Winds gusted above 58 mph for one hour at the Gary Airport with a peak gust to 62 mph.", "sourceDetail": "Verified by AWOS — NCEI Event #1318700", "windSpeedMph": 54, "evidenceLevel": "official_backfill" }, { "id": "asos-bf-GYY-2026-03-13", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2026-03-13", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 73 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 73, "evidenceLevel": "observed" }, { "id": "iem-ww-LOT-HW-W-1-Lake-wind-2026-03-13", "zip": "", "city": "Lake", "date": "2026-03-13", "county": "Lake", "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 Lake.", "sourceDetail": "NWS LOT — HW/W", "evidenceLevel": "warning", "warningProductKey": "LOT-HW-W-1" }, { "id": "iem-202603130748-wind-41.47--87.06", "lat": 41.47, "lon": -87.06, "zip": "", "city": "Valparaiso", "date": "2026-03-13", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near Valparaiso, IN. Peak gust: 72 mph.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 72, "evidenceLevel": "observed" }, { "id": "iem-202603110311-hail-41.53--87.25", "lat": 41.53, "lon": -87.25, "zip": "", "city": "1 SE Hobart", "date": "2026-03-10", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 SE Hobart, IN. Hail size: 1\".", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "ncei-1320593-2026-03-10", "lon": 210342, "zip": "", "city": "HOBART", "date": "2026-03-10", "county": "Lake", "source": "NCEI Storm Events Database", "severity": "high", "eventType": "hail", "confidence": 0.95, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "A powerful supercell thunderstorm tracked an EF-3 tornado across northern Newton and northwestern Jasper counties and another EF-1 tornado through northern Jasper County during the evening of March 10th. The EF-3 destroyed a number of homes and caused significant damage to many other homes, businesses, and infrastructure, especially in the town of Lake Village where two fatalities occurred as a result of the storm. Additional severe thunderstorms later in the evening brought one inch hail to northern Lake and Porter counties.", "sourceDetail": "Verified by Public — NCEI Event #1320593", "evidenceLevel": "official_backfill", "hailSizeInches": 1 }, { "id": "ww-LOT-SV-W-14-2026-03-10-Lake-wind", "zip": "", "city": "", "date": "2026-03-10", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-10. Duration: 75 min. Counties: Lake, Newton. Storm tags: wind: 60.0, hail: 3.0\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #14 (75 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-14" }, { "id": "ww-LOT-SV-W-14-2026-03-10-Lake-hail", "zip": "", "city": "", "date": "2026-03-10", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-10. Duration: 75 min. Counties: Lake, Newton. Storm tags: wind: 60.0, hail: 3.0\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #14 (75 min)", "evidenceLevel": "warning", "hailSizeInches": 3, "warningProductKey": "LOT-SV-W-14" }, { "id": "ww-LOT-SV-W-25-2026-03-10-Lake-wind", "zip": "", "city": "", "date": "2026-03-10", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-10. Duration: 39 min. Counties: Lake, Newton. Storm tags: wind: 50.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #25 (39 min)", "windSpeedMph": 50, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-25" }, { "id": "ww-LOT-SV-W-25-2026-03-10-Lake-hail", "zip": "", "city": "", "date": "2026-03-10", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-10. Duration: 39 min. Counties: Lake, Newton. Storm tags: wind: 50.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #25 (39 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-25" }, { "id": "ww-LOT-SV-W-24-2026-03-10-Lake-wind", "zip": "", "city": "", "date": "2026-03-10", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-10. Duration: 34 min. Counties: Lake, Porter. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #24 (34 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-24" }, { "id": "ww-LOT-SV-W-24-2026-03-10-Lake-hail", "zip": "", "city": "", "date": "2026-03-10", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-10. Duration: 34 min. Counties: Lake, Porter. Storm tags: wind: 60.0, hail: 1.0\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #24 (34 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-24" }, { "id": "iem-ww-LOT-TO-W-5-Lake-tornado-2026-03-10", "zip": "", "city": "Lake", "date": "2026-03-10", "county": "Lake", "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 LOT for Lake on 2026-03-10. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "LOT-TO-W-5" }, { "id": "iem-ww-LOT-TO-W-4-Lake-tornado-2026-03-10", "zip": "", "city": "Lake", "date": "2026-03-10", "county": "Lake", "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 LOT for Lake on 2026-03-10. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Tornado Warning", "evidenceLevel": "warning", "warningProductKey": "LOT-TO-W-4" }, { "id": "ww-LOT-SV-W-3-2026-03-06-Lake-wind", "zip": "", "city": "", "date": "2026-03-06", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-06. Duration: 52 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #3 (52 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-3" }, { "id": "ww-LOT-SV-W-3-2026-03-06-Lake-hail", "zip": "", "city": "", "date": "2026-03-06", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2026-03-06. Duration: 52 min. County: Lake. Storm tags: wind: 60.0, hail: 0.75\". This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #3 (52 min)", "evidenceLevel": "warning", "hailSizeInches": 0.75, "warningProductKey": "LOT-SV-W-3" }, { "id": "asos-bf-GYY-2026-02-20", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2026-02-20", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 51 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "fema-3641-Lake", "zip": "", "city": "Lake", "date": "2026-01-23", "county": "Lake", "source": "FEMA Declaration", "severity": "moderate", "eventType": "wind", "confidence": 0.95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Federal disaster declaration: SEVERE WINTER STORM", "sourceDetail": "FEMA DR-3641: SEVERE WINTER STORM", "evidenceLevel": "official_backfill" }, { "id": "iem-lsr-2026-01-14-wind-41.56--87.21", "lat": 41.56, "lon": -87.21, "zip": "", "city": "2 SE Lake Station", "date": "2026-01-14", "county": "Porter", "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 measured gusts to 58 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "reported" }, { "id": "asos-bf-GYY-2026-01-14", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2026-01-14", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 54 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "iem-202601141530-wind-41.56--87.21", "lat": 41.56, "lon": -87.21, "zip": "", "city": "2 SE Lake Station", "date": "2026-01-14", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near 2 SE Lake Station, IN. Peak gust: 67 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "reported" }, { "id": "iem-geo-2026-01-14T14:37:00Z-wind-41.50--87.37", "lat": 41.5, "lon": -87.37, "zip": "", "city": "3 NW Merrillville", "date": "2026-01-14", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near 3 NW Merrillville, IN. Peak gust: 51 mph. Personal Weather station measured wind gust to 44 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet (GeoJSON)", "windSpeedMph": 51, "evidenceLevel": "reported" }, { "id": "iem-geo-2026-01-14T14:37:00Z-wind-41.45--87.21", "lat": 41.45, "lon": -87.21, "zip": "", "city": "3 N Lakes of the Four S", "date": "2026-01-14", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near 3 N Lakes of the Four S, IN. Peak gust: 55 mph. Personal Weather station measured wind gust to 48 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet (GeoJSON)", "windSpeedMph": 55, "evidenceLevel": "reported" }, { "id": "asos-bf-GYY-2026-01-09", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2026-01-09", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 54 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "asos-bf-GYY-2025-12-29", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2025-12-29", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 51 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-11-26-wind-41.62--87.42", "lat": 41.62, "lon": -87.42, "zip": "", "city": "Gary Airport", "date": "2025-11-26", "county": "Lake", "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 KGYY Gary Airport.", "sourceDetail": "NWS LOT — AWOS via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "asos-bf-GYY-2025-11-26", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2025-11-26", "county": "Lake", "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": "GARY REGIONAL (GYY) recorded a 59 mph gust.", "sourceDetail": "IN_ASOS automated observation — GARY REGIONAL (GYY) [365d backfill 2026-08]", "windSpeedMph": 59, "evidenceLevel": "observed" }, { "id": "iem-202511261350-wind-41.62--87.42", "lat": 41.62, "lon": -87.42, "zip": "", "city": "Gary Airport", "date": "2025-11-26", "county": "Lake", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "NON-TSTM WND GST reported near Gary Airport, IN. Peak gust: 67 mph.", "sourceDetail": "NWS LOT — AWOS via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "ww-LOT-SV-W-129-2025-09-21-Lake-wind", "zip": "", "city": "", "date": "2025-09-21", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "wind", "confidence": 70, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Hurricane wind damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2025-09-21. Duration: 34 min. Counties: Lake, Newton. Storm tags: wind: 60.0, hail: 1.0\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #129 (34 min)", "windSpeedMph": 60, "evidenceLevel": "warning", "warningProductKey": "LOT-SV-W-129" }, { "id": "ww-LOT-SV-W-129-2025-09-21-Lake-hail", "zip": "", "city": "", "date": "2025-09-21", "county": "Lake", "source": "IEM Watch/Warn Archive", "severity": "high", "eventType": "hail", "confidence": 70, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Severe Thunderstorm Warning issued by NWS LOT on 2025-09-21. Duration: 34 min. Counties: Lake, Newton. Storm tags: wind: 60.0, hail: 1.0\", tornado: POSSIBLE. This is a warning — not a confirmed event.", "sourceDetail": "NWS LOT — Severe Thunderstorm Warning #129 (34 min)", "evidenceLevel": "warning", "hailSizeInches": 1, "warningProductKey": "LOT-SV-W-129" } ] }