{ "dataset": "Gary, IN storm events — 12-month window, 25-mile radius (floods and special weather statements excluded, matching the city page)", "license": "https://www.stormauditor.com/data-license", "provenance": "Deduplicated 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": "2026-08-24T10:05:12.218+00:00", "window_days": 365, "event_count": 129, "fields": { "date": "Event date (YYYY-MM-DD, local storm day)", "county": "County or county-equivalent", "city": "Nearest city/place named in the source record", "event_type": "hazard tag: wind | hail | tornado | flood | lightning", "severity": "StormAuditor severity bucket (low|moderate|high|severe)", "evidence": "evidence level of the source record", "wind_mph": "reported/estimated wind gust, mph (blank if n/a)", "hail_in": "reported/estimated hail size, inches (blank if n/a)", "source": "originating public record (NWS warning, LSR, NCEI, ...)", "lat": "event latitude (WGS84, may be blank)", "lon": "event longitude (WGS84, may be blank)" }, "events": [ { "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": "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": "iem-lsr-2026-07-27-wind-41.45--87.01", "lat": 41.45, "lon": -87.01, "zip": "", "city": "3 ESE Valparaiso", "date": "2026-07-27", "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 peak wind gust of 64 mph was measured at KVPZ.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 64, "evidenceLevel": "observed" }, { "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": "nws-alert-affaf600151acbd4.001-Porter-tornado-2026-07-27", "lat": 41.398, "lon": -87.032, "zip": "", "city": "", "date": "2026-07-27", "county": "Porter", "source": "NWS Weather Alert", "severity": "severe", "eventType": "tornado", "confidence": 88, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado Warning for Porter (observed tornado). Storm confirmed observed. Tornado Warning issued July 27 at 1:52PM CDT until July 27 at 2:00PM CDT by NWS Chicago IL", "sourceDetail": "NWS Chicago IL — Tornado Warning (Observed)", "evidenceLevel": "observed", "originStation": "Chicago IL Weather Station", "warningProductKey": "LOT-TO-W-56" }, { "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": "asos-VPZ-2026-07-27", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-07-27", "county": "Porter", "source": "IEM ASOS Station", "severity": "high", "eventType": "wind", "confidence": 95, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "VALPARAISO (VPZ): 64 mph gust at 2026-07-27 19:45.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) — peak at 2026-07-27 19:45", "windSpeedMph": 64, "evidenceLevel": "observed" }, { "id": "iem-202607271845-wind-41.45--87.01", "lat": 41.45, "lon": -87.01, "zip": "", "city": "3 ESE Valparaiso", "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 3 ESE Valparaiso, IN. Peak gust: 74 mph.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 74, "evidenceLevel": "observed" }, { "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": "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": "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-2026-06-12T00:48:00Z-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": "iem-geo-2026-06-12T00:58:00Z-tornado-41.29--87.19", "lat": 41.29, "lon": -87.19, "zip": "", "city": "2 SSE Hebron", "date": "2026-06-11", "county": "Porter", "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 SSE Hebron, IN. Storm chaser video shows tornado southeast of Hebron.", "sourceDetail": "NWS LOT — Storm Chaser via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-geo-2026-06-12T01:02:00Z-tornado-41.30--87.10", "lat": 41.3, "lon": -87.1, "zip": "", "city": "4 SSE Boone Grove", "date": "2026-06-11", "county": "Porter", "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 SSE Boone Grove, IN. Trained spotter report of tornado near 900 South Road and 200 West Road with debris in the air.", "sourceDetail": "NWS LOT — Trained Spotter via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "iem-geo-2026-06-12T01:15:00Z-tornado-41.34--87.03", "lat": 41.34, "lon": -87.03, "zip": "", "city": "1 N Kouts", "date": "2026-06-11", "county": "Porter", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "tornado", "confidence": 92, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "TORNADO reported near 1 N Kouts, IN. Tornado on the ground north of Kouts. Time estimated by radar.", "sourceDetail": "NWS LOT — Fire Dept/Rescue via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "spc-2026-06-11-396-0011", "lat": 41.44, "lon": -87.52, "zip": "", "city": "St. John", "date": "2026-06-11", "county": "Lake", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "NWS survey confirms a preliminary EF-0 tornado. Peak winds near 85 mph... width of 150 yards... and length of 5.5 miles. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "spc-2026-06-11-397-0025", "lat": 41.5, "lon": -87.38, "zip": "", "city": "Griffith", "date": "2026-06-11", "county": "Lake", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "*** 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 (LOT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "spc-2026-06-11-398-0032", "lat": 41.34, "lon": -87.46, "zip": "", "city": "Cedar Lake", "date": "2026-06-11", "county": "Lake", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "NWS survey confirms a preliminary EF-0 tornado. Peak winds of 80 mph... width of 150 yards... and length of 4.1 miles. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "spc-2026-06-11-400-0048", "lat": 41.24, "lon": -87.28, "zip": "", "city": "Shelby", "date": "2026-06-11", "county": "Lake", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "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. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "spc-2026-06-11-401-0051", "lat": 41.28, "lon": -87.26, "zip": "", "city": "Hebron", "date": "2026-06-11", "county": "Lake", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Public report of tornado on the grand east of Lowell near I-65. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "spc-2026-06-11-405-0058", "lat": 41.29, "lon": -87.19, "zip": "", "city": "Hebron", "date": "2026-06-11", "county": "Porter", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Storm chaser video shows tornado southeast of Hebron. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "spc-2026-06-11-407-0102", "lat": 41.3, "lon": -87.1, "zip": "", "city": "Boone Grove", "date": "2026-06-11", "county": "Porter", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Trained spotter report of tornado near 900 South Road and 200 West Road with debris in the air. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "spc-2026-06-11-408-0115", "lat": 41.34, "lon": -87.03, "zip": "", "city": "Kouts", "date": "2026-06-11", "county": "Porter", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Tornado on the ground north of Kouts. Time estimated by radar. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "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": "iem-lsr-2026-06-10-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": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Minor shingle damage also reported.", "sourceDetail": "NWS LOT — Trained Spotter via Iowa Mesonet", "windSpeedMph": 65, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-06-10-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": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Peak gust measured on personal weather station.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 68, "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": "asos-bf-VPZ-2026-06-10", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-06-10", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 55 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 55, "evidenceLevel": "observed" }, { "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-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": "iem-lsr-2026-05-18-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": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Gary Airport ASOS GYS reported 58 mph wind gust from the south.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-05-18-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": "high", "eventType": "wind", "confidence": 0.92, "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. Time estimated by radar.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 65, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-05-18-wind-41.34--87.02", "lat": 41.34, "lon": -87.02, "zip": "", "city": "2 N Kouts", "date": "2026-05-18", "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": "Private weather station 1.5 miles north of Kouts reported 60 mph gust.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "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": "spc-2026-05-18-489-1640", "lat": 41.34, "lon": -87.02, "zip": "", "city": "Kouts", "date": "2026-05-18", "county": "Porter", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Private weather station 1.5 miles north of Kouts reported 60 mph gust. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "spc-2026-05-18-545-1629", "lat": 41.42, "lon": -87.19, "zip": "", "city": "Lakes of the Four S", "date": "2026-05-18", "county": "Porter", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Public report of 1.0 inch hail east of Winfield. Time estimated by radar. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "asos-bf-VPZ-2026-05-18", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-05-18", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 50 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 50, "evidenceLevel": "observed" }, { "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": "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": "iem-202605181640-wind-41.34--87.02", "lat": 41.34, "lon": -87.02, "zip": "", "city": "2 N Kouts", "date": "2026-05-18", "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 N Kouts, IN. Peak gust: 69 mph.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 69, "evidenceLevel": "reported" }, { "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": "iem-lsr-2026-04-27-wind-41.45--87.01", "lat": 41.45, "lon": -87.01, "zip": "", "city": "3 ESE Valparaiso", "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 3 ESE Valparaiso", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "asos-bf-VPZ-2026-04-27", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-04-27", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 54 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "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": "iem-202604271940-wind-41.45--87.01", "lat": 41.45, "lon": -87.01, "zip": "", "city": "3 ESE Valparaiso", "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 3 ESE Valparaiso, IN. Peak gust: 62 mph.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 62, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-04-17-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": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured at an Ambient PWS.", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "windSpeedMph": 68, "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": "asos-bf-VPZ-2026-04-17", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-04-17", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 54 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "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": "iem-lsr-2026-04-13-wind-41.45--87.00", "lat": 41.45, "lon": -87, "zip": "", "city": "4 ESE Valparaiso", "date": "2026-04-13", "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": "Measured at KVPZ.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 59, "evidenceLevel": "observed" }, { "id": "spc-2026-04-13-726-2020", "lat": 41.45, "lon": -87, "zip": "", "city": "Valparaiso", "date": "2026-04-13", "county": "Porter", "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 KVPZ. (LOT)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 59, "evidenceLevel": "reported" }, { "id": "asos-bf-VPZ-2026-04-13", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-04-13", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 58 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "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": "iem-202604132020-wind-41.45--87.00", "lat": 41.45, "lon": -87, "zip": "", "city": "4 ESE Valparaiso", "date": "2026-04-13", "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": "TSTM WND GST reported near 4 ESE Valparaiso, IN. Peak gust: 68 mph.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 68, "evidenceLevel": "observed" }, { "id": "asos-bf-VPZ-2026-04-12", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-04-12", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 55 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 55, "evidenceLevel": "observed" }, { "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": "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": "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": "asos-bf-VPZ-2026-03-15", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-03-15", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 52 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "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-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": "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-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": "iem-202603110330-hail-41.58--86.96", "lat": 41.58, "lon": -86.96, "zip": "", "city": "6 ESE Chesterton", "date": "2026-03-10", "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 6 ESE Chesterton, IN. Hail size: 1\".", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202603110343-hail-41.56--86.96", "lat": 41.56, "lon": -86.96, "zip": "", "city": "3 NW Westville", "date": "2026-03-10", "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 3 NW Westville, IN. Hail size: 1\".", "sourceDetail": "NWS LOT — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "asos-bf-VPZ-2026-03-10", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-03-10", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 51 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "iem-202603061857-hail-41.56--86.90", "lat": 41.56, "lon": -86.9, "zip": "", "city": "2 NNE Westville", "date": "2026-03-06", "county": "La Porte", "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 NNE Westville, IN. Hail size: 1.75\".", "sourceDetail": "NWS IWX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "asos-bf-VPZ-2026-02-20", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-02-20", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 51 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "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": "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": "iem-lsr-2026-01-09-wind-41.45--87.00", "lat": 41.45, "lon": -87, "zip": "", "city": "4 ESE Valparaiso", "date": "2026-01-09", "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": "ASOS station KVPZ Valparaiso Airport.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "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-VPZ-2026-01-09", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2026-01-09", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 54 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "iem-202601091251-wind-41.45--87.00", "lat": 41.45, "lon": -87, "zip": "", "city": "4 ESE Valparaiso", "date": "2026-01-09", "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": "NON-TSTM WND GST reported near 4 ESE Valparaiso, IN. Peak gust: 62 mph.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 62, "evidenceLevel": "observed" }, { "id": "asos-bf-VPZ-2025-12-29", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2025-12-29", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 57 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 57, "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": "asos-bf-VPZ-2025-12-28", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2025-12-28", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 53 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 53, "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": "iem-lsr-2025-11-26-wind-41.45--87.00", "lat": 41.45, "lon": -87, "zip": "", "city": "4 ESE Valparaiso", "date": "2025-11-26", "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": "ASOS station KVPZ Valparaiso Airport.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "asos-bf-VPZ-2025-11-26", "lat": 41.454, "lon": -87.0071, "zip": "", "city": "VALPARAISO", "date": "2025-11-26", "county": "Porter", "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": "VALPARAISO (VPZ) recorded a 52 mph gust.", "sourceDetail": "IN_ASOS automated observation — VALPARAISO (VPZ) [365d backfill 2026-08]", "windSpeedMph": 52, "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": "iem-202511261605-wind-41.45--87.00", "lat": 41.45, "lon": -87, "zip": "", "city": "4 ESE Valparaiso", "date": "2025-11-26", "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 ESE Valparaiso, IN. Peak gust: 60 mph.", "sourceDetail": "NWS LOT — ASOS via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "observed" }, { "id": "asos-bf-GYY-2025-09-13", "lat": 41.6163, "lon": -87.4128, "zip": "", "city": "GARY REGIONAL", "date": "2025-09-13", "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" } ] }