{ "dataset": "Ames, IA 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": "2026-08-24T09:20:12.401+00:00", "window_days": 365, "event_count": 148, "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-lsr-2026-08-13-wind-41.84--93.64", "lat": 41.84, "lon": -93.64, "zip": "", "city": "2 NW Alleman", "date": "2026-08-13", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 61, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-08-13-wind-41.74--93.76", "lat": 41.74, "lon": -93.76, "zip": "", "city": "3 SW Polk City", "date": "2026-08-13", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 59, "evidenceLevel": "observed" }, { "id": "spc-2026-08-12-wind-41.84-160", "lat": 41.84, "lon": -93.64, "zip": "", "city": "2 NW Alleman", "date": "2026-08-12", "county": "Polk", "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 NW Alleman", "sourceDetail": "SPC filtered reports — 2026-08-12", "windSpeedMph": 61, "evidenceLevel": "reported" }, { "id": "iem-202607202207-hail-42.31--93.56", "lat": 42.31, "lon": -93.56, "zip": "", "city": "1 ENE Ellsworth", "date": "2026-07-20", "county": "Hamilton", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 ENE Ellsworth, IA. Hail size: 2\".", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "iem-202607202215-hail-42.22--93.50", "lat": 42.22, "lon": -93.5, "zip": "", "city": "4 N Roland", "date": "2026-07-20", "county": "Hamilton", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 4 N Roland, IA. Hail size: 1.75\".", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "iem-202607202219-hail-42.19--93.48", "lat": 42.19, "lon": -93.48, "zip": "", "city": "2 NNE Roland", "date": "2026-07-20", "county": "Story", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 2 NNE Roland, IA. Hail size: 2.5\".", "sourceDetail": "NWS DMX — Storm Chaser via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 2.5 }, { "id": "iem-202607202226-hail-42.20--93.58", "lat": 42.2, "lon": -93.58, "zip": "", "city": "1 NE Story City", "date": "2026-07-20", "county": "Story", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 NE Story City, IA. Hail size: 2.75\".", "sourceDetail": "NWS DMX — Storm Chaser via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 2.75 }, { "id": "iem-202607210001-hail-41.97--93.82", "lat": 41.97, "lon": -93.82, "zip": "", "city": "Luther", "date": "2026-07-20", "county": "Boone", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Luther, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — NWS Employee via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202607210033-hail-41.78--93.59", "lat": 41.78, "lon": -93.59, "zip": "", "city": "3 SSE Alleman", "date": "2026-07-20", "county": "Polk", "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 SSE Alleman, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-lsr-2026-07-20-wind-42.02--93.54", "lat": 42.02, "lon": -93.54, "zip": "", "city": "4 E Ames", "date": "2026-07-20", "county": "Story", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 69, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-07-20-wind-42.10--93.64", "lat": 42.1, "lon": -93.64, "zip": "", "city": "1 ESE Gilbert", "date": "2026-07-20", "county": "Story", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 62, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-07-20-wind-41.74--93.64", "lat": 41.74, "lon": -93.64, "zip": "", "city": "2 W Ankeny", "date": "2026-07-20", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-geo-2026-07-20T21:55:00Z-tornado-42.34--93.73", "lat": 42.34, "lon": -93.73, "zip": "", "city": "4 S Kamrar", "date": "2026-07-20", "county": "Hamilton", "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 S Kamrar, IA. Reports of Tornado on the ground.", "sourceDetail": "NWS DMX — Law Enforcement via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "asos-bf-AMW-2026-07-20", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-07-20", "county": "Story", "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": "Ames (AMW) recorded a 56 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 56, "evidenceLevel": "observed" }, { "id": "iem-202607202335-wind-42.02--93.54", "lat": 42.02, "lon": -93.54, "zip": "", "city": "4 E Ames", "date": "2026-07-20", "county": "Story", "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 E Ames, IA. Peak gust: 67 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "iem-202607202343-wind-42.10--93.64", "lat": 42.1, "lon": -93.64, "zip": "", "city": "1 ESE Gilbert", "date": "2026-07-20", "county": "Story", "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 ESE Gilbert, IA. Peak gust: 71 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 71, "evidenceLevel": "observed" }, { "id": "iem-202607202346-wind-42.02--93.54", "lat": 42.02, "lon": -93.54, "zip": "", "city": "4 E Ames", "date": "2026-07-20", "county": "Story", "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 E Ames, IA. Peak gust: 79 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 79, "evidenceLevel": "observed" }, { "id": "iem-202607210018-wind-41.74--93.64", "lat": 41.74, "lon": -93.64, "zip": "", "city": "2 W Ankeny", "date": "2026-07-20", "county": "Polk", "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 W Ankeny, IA. Peak gust: 67 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "spc-2026-07-20-48-2335", "lat": 42.02, "lon": -93.54, "zip": "", "city": "Ames", "date": "2026-07-20", "county": "Story", "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 from personal weather station. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 58, "evidenceLevel": "reported" }, { "id": "spc-2026-07-20-50-2343", "lat": 42.1, "lon": -93.64, "zip": "", "city": "Gilbert", "date": "2026-07-20", "county": "Story", "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 from personal weather station. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 62, "evidenceLevel": "reported" }, { "id": "spc-2026-07-20-51-2346", "lat": 42.02, "lon": -93.54, "zip": "", "city": "Ames", "date": "2026-07-20", "county": "Story", "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 from personal weather station. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 69, "evidenceLevel": "reported" }, { "id": "spc-2026-07-20-54-0018", "lat": 41.74, "lon": -93.64, "zip": "", "city": "Ankeny", "date": "2026-07-20", "county": "Polk", "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 from personal weather station. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 58, "evidenceLevel": "reported" }, { "id": "spc-2026-07-20-69-2207", "lat": 42.31, "lon": -93.56, "zip": "", "city": "Ellsworth", "date": "2026-07-20", "county": "Hamilton", "source": "SPC Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "2 inch hail. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "spc-2026-07-20-70-2215", "lat": 42.22, "lon": -93.5, "zip": "", "city": "Roland", "date": "2026-07-20", "county": "Hamilton", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Golf ball size plus hail. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "spc-2026-07-20-71-2219", "lat": 42.19, "lon": -93.48, "zip": "", "city": "Roland", "date": "2026-07-20", "county": "Story", "source": "SPC Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Between 2 to 2.5 inch hail. Damage to vehicles. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 2.5 }, { "id": "spc-2026-07-20-72-2226", "lat": 42.2, "lon": -93.58, "zip": "", "city": "Story City", "date": "2026-07-20", "county": "Story", "source": "SPC Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 2.75 }, { "id": "spc-2026-07-20-74-0033", "lat": 41.78, "lon": -93.59, "zip": "", "city": "Alleman", "date": "2026-07-20", "county": "Polk", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-07-20-78-2155", "lat": 42.34, "lon": -93.73, "zip": "", "city": "Kamrar", "date": "2026-07-20", "county": "Hamilton", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Reports of Tornado on the ground. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-07-20-wind-42.02--93.54", "lat": 42.02, "lon": -93.54, "zip": "", "city": "4 E Ames", "date": "2026-07-20", "county": "Story", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-202607022225-hail-41.82--93.78", "lat": 41.82, "lon": -93.78, "zip": "", "city": "4 NW Polk City", "date": "2026-07-02", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 4 NW Polk City, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-07-02-131-2225", "lat": 41.82, "lon": -93.78, "zip": "", "city": "Polk City", "date": "2026-07-02", "county": "Polk", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Report from mPING: Quarter (1.00 in.). (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-lsr-2026-06-17-wind-42.35--93.71", "lat": 42.35, "lon": -93.71, "zip": "", "city": "3 SSE Kamrar", "date": "2026-06-17", "county": "Hamilton", "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": "PWS gust.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 63, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-06-17-wind-42.24--93.30", "lat": 42.24, "lon": -93.3, "zip": "", "city": "5 S Hubbard", "date": "2026-06-17", "county": "Hardin", "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": "PWS gust.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 59, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-06-17-wind-42.17--93.21", "lat": 42.17, "lon": -93.21, "zip": "", "city": "3 NNW Saint Anthony", "date": "2026-06-17", "county": "Marshall", "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": "PWS gust.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 75, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-06-17-wind-42.08--93.63", "lat": 42.08, "lon": -93.63, "zip": "", "city": "2 SSE Gilbert", "date": "2026-06-17", "county": "Story", "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": "PWS gust.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-06-17-wind-42.02--93.45", "lat": 42.02, "lon": -93.45, "zip": "", "city": "Nevada", "date": "2026-06-17", "county": "Story", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Delayed report. Estimated peak wind gust in Nevada.", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "asos-bf-AMW-2026-06-17", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-06-17", "county": "Story", "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": "Ames (AMW) recorded a 54 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "iem-202606171002-wind-42.35--93.71", "lat": 42.35, "lon": -93.71, "zip": "", "city": "3 SSE Kamrar", "date": "2026-06-17", "county": "Hamilton", "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 SSE Kamrar, IA. Peak gust: 72 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 72, "evidenceLevel": "observed" }, { "id": "iem-202606171022-wind-42.24--93.30", "lat": 42.24, "lon": -93.3, "zip": "", "city": "5 S Hubbard", "date": "2026-06-17", "county": "Hardin", "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 5 S Hubbard, IA. Peak gust: 68 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 68, "evidenceLevel": "observed" }, { "id": "iem-202606171028-wind-42.17--93.21", "lat": 42.17, "lon": -93.21, "zip": "", "city": "3 NNW Saint Anthony", "date": "2026-06-17", "county": "Marshall", "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 NNW Saint Anthony, IA. Peak gust: 86 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 86, "evidenceLevel": "observed" }, { "id": "iem-202606171029-wind-42.08--93.63", "lat": 42.08, "lon": -93.63, "zip": "", "city": "2 SSE Gilbert", "date": "2026-06-17", "county": "Story", "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 SSE Gilbert, IA. Peak gust: 69 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 69, "evidenceLevel": "observed" }, { "id": "iem-202606171040-wind-42.02--93.45", "lat": 42.02, "lon": -93.45, "zip": "", "city": "Nevada", "date": "2026-06-17", "county": "Story", "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 Nevada, IA. Peak gust: 69 mph.", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "windSpeedMph": 69, "evidenceLevel": "reported" }, { "id": "spc-2026-06-16-216-1002", "lat": 42.35, "lon": -93.71, "zip": "", "city": "Kamrar", "date": "2026-06-16", "county": "Hamilton", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "PWS gust. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 63, "evidenceLevel": "reported" }, { "id": "spc-2026-06-16-217-1022", "lat": 42.24, "lon": -93.3, "zip": "", "city": "Hubbard", "date": "2026-06-16", "county": "Hardin", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "PWS gust. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 59, "evidenceLevel": "reported" }, { "id": "spc-2026-06-16-218-1028", "lat": 42.17, "lon": -93.21, "zip": "", "city": "Saint Anthony", "date": "2026-06-16", "county": "Marshall", "source": "SPC Storm Reports", "severity": "severe", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "PWS gust. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 75, "evidenceLevel": "reported" }, { "id": "spc-2026-06-16-219-1029", "lat": 42.08, "lon": -93.63, "zip": "", "city": "Gilbert", "date": "2026-06-16", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "PWS gust. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "spc-2026-06-16-222-1040", "lat": 42.02, "lon": -93.45, "zip": "", "city": "Nevada", "date": "2026-06-16", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Delayed report. Estimated peak wind gust in Nevada. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 60, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-06-11-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2026-06-11", "county": "Story", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Delayed entry - measured from KAMW.", "sourceDetail": "NWS DMX — ASOS via Iowa Mesonet", "windSpeedMph": 72, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2026-06-11", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-06-11", "county": "Story", "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": "Ames (AMW) recorded a 73 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 73, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2026-06-11", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2026-06-11", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 55 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 55, "evidenceLevel": "observed" }, { "id": "iem-202606111253-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2026-06-11", "county": "Story", "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 S Ames, IA. Peak gust: 83 mph.", "sourceDetail": "NWS DMX — ASOS via Iowa Mesonet", "windSpeedMph": 83, "evidenceLevel": "observed" }, { "id": "spc-2026-06-11-257-1253", "lat": 41.99, "lon": -93.62, "zip": "", "city": "Ames", "date": "2026-06-11", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Delayed entry - measured from KAMW. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 72, "evidenceLevel": "reported" }, { "id": "iem-lsr-2026-06-10-wind-42.22--93.46", "lat": 42.22, "lon": -93.46, "zip": "", "city": "4 NNE Roland", "date": "2026-06-10", "county": "Hardin", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Delayed report. Peak wind gust from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 69, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-06-10-wind-42.26--93.35", "lat": 42.26, "lon": -93.35, "zip": "", "city": "4 SW Hubbard", "date": "2026-06-10", "county": "Hardin", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Delayed report. Peak wind gust from a personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "iem-202606101546-wind-42.22--93.46", "lat": 42.22, "lon": -93.46, "zip": "", "city": "4 NNE Roland", "date": "2026-06-10", "county": "Hardin", "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 NNE Roland, IA. Peak gust: 79 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 79, "evidenceLevel": "observed" }, { "id": "iem-202606101600-wind-42.26--93.35", "lat": 42.26, "lon": -93.35, "zip": "", "city": "4 SW Hubbard", "date": "2026-06-10", "county": "Hardin", "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 SW Hubbard, IA. Peak gust: 77 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 77, "evidenceLevel": "observed" }, { "id": "spc-2026-06-10-289-1546", "lat": 42.22, "lon": -93.46, "zip": "", "city": "Roland", "date": "2026-06-10", "county": "Hardin", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Delayed report. Peak wind gust from personal weather station. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 69, "evidenceLevel": "reported" }, { "id": "spc-2026-06-10-292-1600", "lat": 42.26, "lon": -93.35, "zip": "", "city": "Hubbard", "date": "2026-06-10", "county": "Hardin", "source": "SPC Storm Reports", "severity": "high", "eventType": "wind", "confidence": 90, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Delayed report. Peak wind gust from a personal weather station. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "windSpeedMph": 67, "evidenceLevel": "reported" }, { "id": "asos-bf-AMW-2026-05-17", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-05-17", "county": "Story", "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": "Ames (AMW) recorded a 50 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 50, "evidenceLevel": "observed" }, { "id": "iem-202604240108-hail-41.69--93.61", "lat": 41.69, "lon": -93.61, "zip": "", "city": "1 NE Saylorville", "date": "2026-04-23", "county": "Polk", "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 NE Saylorville, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-geo-2026-04-24T00:33:00Z-tornado-41.89--93.66", "lat": 41.89, "lon": -93.66, "zip": "", "city": "2 ENE Slater", "date": "2026-04-23", "county": "Story", "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 ENE Slater, IA. Several reports from local fire department and spotters of tornado on the ground.", "sourceDetail": "NWS DMX — Fire Dept/Rescue via Iowa Mesonet (GeoJSON)", "evidenceLevel": "reported" }, { "id": "spc-2026-04-23-659-0108", "lat": 41.69, "lon": -93.61, "zip": "", "city": "Saylorville", "date": "2026-04-23", "county": "Polk", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Report from mPING: Quarter (1.00 in.). (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-23-667-0033", "lat": 41.89, "lon": -93.66, "zip": "", "city": "Slater", "date": "2026-04-23", "county": "Story", "source": "SPC Storm Reports", "severity": "moderate", "eventType": "tornado", "confidence": 90, "damageTypes": [ "Structural roof failure", "Debris penetration", "Complete shingle removal" ], "description": "Several reports from local fire department and spotters of tornado on the ground. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported" }, { "id": "iem-202604171858-hail-41.73--93.60", "lat": 41.73, "lon": -93.6, "zip": "", "city": "Ankeny", "date": "2026-04-17", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Ankeny, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202604171905-hail-41.68--93.57", "lat": 41.68, "lon": -93.57, "zip": "", "city": "3 E Saylorville", "date": "2026-04-17", "county": "Polk", "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 E Saylorville, IA. Hail size: 1.25\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "iem-202604171921-hail-41.90--93.31", "lat": 41.9, "lon": -93.31, "zip": "", "city": "Collins", "date": "2026-04-17", "county": "Story", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Collins, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-17-706-1905", "lat": 41.68, "lon": -93.57, "zip": "", "city": "Saylorville", "date": "2026-04-17", "county": "Polk", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Reported by Trained Spotter. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "iem-202604151900-hail-42.19--93.62", "lat": 42.19, "lon": -93.62, "zip": "", "city": "1 W Story City", "date": "2026-04-15", "county": "Story", "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 W Story City, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Law Enforcement via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202604151904-hail-42.18--93.59", "lat": 42.18, "lon": -93.59, "zip": "", "city": "Story City", "date": "2026-04-15", "county": "Story", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Story City, IA. Hail size: 1.25\".", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "iem-202604151909-hail-42.22--93.54", "lat": 42.22, "lon": -93.54, "zip": "", "city": "4 E Randall", "date": "2026-04-15", "county": "Hamilton", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 4 E Randall, IA. Hail size: 0.88\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 0.88 }, { "id": "iem-202604152048-hail-41.90--93.31", "lat": 41.9, "lon": -93.31, "zip": "", "city": "Collins", "date": "2026-04-15", "county": "Story", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Collins, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Fire Dept/Rescue via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202604160121-hail-42.07--93.63", "lat": 42.07, "lon": -93.63, "zip": "", "city": "3 N Ames", "date": "2026-04-15", "county": "Story", "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 N Ames, IA. Hail size: 1.25\".", "sourceDetail": "NWS DMX — NWS Employee via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "iem-202604160123-hail-42.08--93.63", "lat": 42.08, "lon": -93.63, "zip": "", "city": "2 SE Gilbert", "date": "2026-04-15", "county": "Story", "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 SE Gilbert, IA. Hail size: 1.5\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.5 }, { "id": "iem-202604160124-hail-42.09--93.65", "lat": 42.09, "lon": -93.65, "zip": "", "city": "1 S Gilbert", "date": "2026-04-15", "county": "Story", "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 Gilbert, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Fire Dept/Rescue via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202604160129-hail-41.88--93.82", "lat": 41.88, "lon": -93.82, "zip": "", "city": "Madrid", "date": "2026-04-15", "county": "Boone", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Madrid, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Emergency Mngr via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202604160136-hail-42.08--93.54", "lat": 42.08, "lon": -93.54, "zip": "", "city": "6 NE Ames", "date": "2026-04-15", "county": "Story", "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 NE Ames, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202604160146-hail-42.15--93.40", "lat": 42.15, "lon": -93.4, "zip": "", "city": "1 SW Mccallsburg", "date": "2026-04-15", "county": "Story", "source": "IEM Local Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 1 SW Mccallsburg, IA. Hail size: 2\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "iem-202604160147-hail-42.15--93.39", "lat": 42.15, "lon": -93.39, "zip": "", "city": "1 S Mccallsburg", "date": "2026-04-15", "county": "Story", "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 Mccallsburg, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Fire Dept/Rescue via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202604160200-hail-41.98--93.43", "lat": 41.98, "lon": -93.43, "zip": "", "city": "3 SSE Nevada", "date": "2026-04-15", "county": "Story", "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 SSE Nevada, IA. Hail size: 1.75\".", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "iem-202604160208-hail-42.02--93.35", "lat": 42.02, "lon": -93.35, "zip": "", "city": "2 W Colo", "date": "2026-04-15", "county": "Story", "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 W Colo, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-15-779-1900", "lat": 42.19, "lon": -93.62, "zip": "", "city": "Story City", "date": "2026-04-15", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-15-805-0121", "lat": 42.07, "lon": -93.63, "zip": "", "city": "Ames", "date": "2026-04-15", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Nickel to half dollar size. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.25 }, { "id": "spc-2026-04-15-806-0123", "lat": 42.08, "lon": -93.63, "zip": "", "city": "Gilbert", "date": "2026-04-15", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Reported by General Public. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.5 }, { "id": "spc-2026-04-15-807-0124", "lat": 42.09, "lon": -93.65, "zip": "", "city": "Gilbert", "date": "2026-04-15", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Relayed by EM. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-15-810-0136", "lat": 42.08, "lon": -93.54, "zip": "", "city": "Ames", "date": "2026-04-15", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Relayed from Spotter Network. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-15-811-0146", "lat": 42.15, "lon": -93.4, "zip": "", "city": "Mccallsburg", "date": "2026-04-15", "county": "Story", "source": "SPC Storm Reports", "severity": "severe", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "A few 2 inch... mostly 1.75 and smaller. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 2 }, { "id": "spc-2026-04-15-813-0147", "lat": 42.15, "lon": -93.39, "zip": "", "city": "Mccallsburg", "date": "2026-04-15", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "Relayed by EM. (DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-15-816-0200", "lat": 41.98, "lon": -93.43, "zip": "", "city": "Nevada", "date": "2026-04-15", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1.75 }, { "id": "spc-2026-04-15-817-0208", "lat": 42.02, "lon": -93.35, "zip": "", "city": "Colo", "date": "2026-04-15", "county": "Story", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202604142154-hail-42.23--93.24", "lat": 42.23, "lon": -93.24, "zip": "", "city": "5 SW New Providence", "date": "2026-04-14", "county": "Hardin", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 5 SW New Providence, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "spc-2026-04-14-853-2154", "lat": 42.23, "lon": -93.24, "zip": "", "city": "New Providence", "date": "2026-04-14", "county": "Hardin", "source": "SPC Storm Reports", "severity": "high", "eventType": "hail", "confidence": 90, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "(DMX)", "sourceDetail": "Storm Prediction Center verified report", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "asos-bf-AMW-2026-04-08", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-04-08", "county": "Story", "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": "Ames (AMW) recorded a 57 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 57, "evidenceLevel": "observed" }, { "id": "iem-202603310312-hail-41.68--93.75", "lat": 41.68, "lon": -93.75, "zip": "", "city": "1 WNW Johnston", "date": "2026-03-30", "county": "Polk", "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 WNW Johnston, IA. Hail size: 0.75\".", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 0.75 }, { "id": "iem-202603310316-hail-41.74--93.64", "lat": 41.74, "lon": -93.64, "zip": "", "city": "2 W Ankeny", "date": "2026-03-30", "county": "Polk", "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 W Ankeny, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202603310317-hail-41.73--93.60", "lat": 41.73, "lon": -93.6, "zip": "", "city": "Ankeny", "date": "2026-03-30", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near Ankeny, IA. Hail size: 1\".", "sourceDetail": "NWS DMX — Amateur Radio via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 1 }, { "id": "iem-202603310320-hail-41.77--93.58", "lat": 41.77, "lon": -93.58, "zip": "", "city": "3 NNE Ankeny", "date": "2026-03-30", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 3 NNE Ankeny, IA. Hail size: 0.75\".", "sourceDetail": "NWS DMX — Public via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 0.75 }, { "id": "iem-202603310315-hail-41.74--93.64", "lat": 41.74, "lon": -93.64, "zip": "", "city": "2 WNW Ankeny", "date": "2026-03-30", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "moderate", "eventType": "hail", "confidence": 92, "damageTypes": [ "Shingle bruising", "Granule displacement", "Metal denting", "Vehicle damage" ], "description": "HAIL reported near 2 WNW Ankeny, IA. Hail size: 0.88\".", "sourceDetail": "NWS DMX — Trained Spotter via Iowa Mesonet", "evidenceLevel": "reported", "hailSizeInches": 0.88 }, { "id": "asos-bf-AMW-2026-03-16", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-03-16", "county": "Story", "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": "Ames (AMW) recorded a 52 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-03-15-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2026-03-15", "county": "Story", "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 KAMW 2 SSE Ames.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 60, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-03-15-wind-41.68--93.57", "lat": 41.68, "lon": -93.57, "zip": "", "city": "3 E Saylorville", "date": "2026-03-15", "county": "Polk", "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 at AWOS station KIKV Ankeny Airport.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2026-03-15", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2026-03-15", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 52 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "asos-bf-IKV-2026-03-15", "lat": 41.6878, "lon": -93.5695, "zip": "", "city": "ANKENY", "date": "2026-03-15", "county": "Polk", "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": "ANKENY (IKV) recorded a 58 mph gust.", "sourceDetail": "IA_ASOS automated observation — ANKENY (IKV) [365d backfill 2026-08]", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2026-03-15", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-03-15", "county": "Story", "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": "Ames (AMW) recorded a 60 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 60, "evidenceLevel": "observed" }, { "id": "iem-202603160021-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2026-03-15", "county": "Story", "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 S Ames, IA. Peak gust: 68 mph.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 68, "evidenceLevel": "observed" }, { "id": "iem-202603160140-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2026-03-15", "county": "Story", "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 S Ames, IA. Peak gust: 69 mph.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 69, "evidenceLevel": "observed" }, { "id": "iem-202603160235-wind-41.68--93.57", "lat": 41.68, "lon": -93.57, "zip": "", "city": "3 E Saylorville", "date": "2026-03-15", "county": "Polk", "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 E Saylorville, IA. Peak gust: 67 mph.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-03-15-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2026-03-15", "county": "Story", "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 KAMW 2 SSE Ames.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 59, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2026-03-13", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-03-13", "county": "Story", "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": "Ames (AMW) recorded a 60 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 60, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2026-03-13", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2026-03-13", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 53 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 53, "evidenceLevel": "observed" }, { "id": "asos-bf-IKV-2026-03-13", "lat": 41.6878, "lon": -93.5695, "zip": "", "city": "ANKENY", "date": "2026-03-13", "county": "Polk", "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": "ANKENY (IKV) recorded a 52 mph gust.", "sourceDetail": "IA_ASOS automated observation — ANKENY (IKV) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2026-02-18", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-02-18", "county": "Story", "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": "Ames (AMW) recorded a 52 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-01-21-wind-41.86--93.90", "lat": 41.86, "lon": -93.9, "zip": "", "city": "1 ENE Woodward", "date": "2026-01-21", "county": "Dallas", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 64, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-01-21-wind-41.87--94.01", "lat": 41.87, "lon": -94.01, "zip": "", "city": "1 N Bouton", "date": "2026-01-21", "county": "Boone", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 62, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-01-21-wind-41.79--93.53", "lat": 41.79, "lon": -93.53, "zip": "", "city": "1 W Elkhart", "date": "2026-01-21", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Mesonet station UP752 0.6 W Elkhart (UPR).", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-01-21-wind-41.82--93.80", "lat": 41.82, "lon": -93.8, "zip": "", "city": "4 SSE Madrid", "date": "2026-01-21", "county": "Polk", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "Measured from personal weather station.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 65, "evidenceLevel": "observed" }, { "id": "iem-lsr-2026-01-21-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2026-01-21", "county": "Story", "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 KAMW 2 SSE Ames.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2026-01-21", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2026-01-21", "county": "Story", "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": "Ames (AMW) recorded a 58 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2026-01-21", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2026-01-21", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 54 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "iem-202601212107-wind-41.86--93.90", "lat": 41.86, "lon": -93.9, "zip": "", "city": "1 ENE Woodward", "date": "2026-01-21", "county": "Dallas", "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 ENE Woodward, IA. Peak gust: 74 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 74, "evidenceLevel": "observed" }, { "id": "iem-202601212115-wind-41.87--94.01", "lat": 41.87, "lon": -94.01, "zip": "", "city": "1 N Bouton", "date": "2026-01-21", "county": "Boone", "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 N Bouton, IA. Peak gust: 71 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 71, "evidenceLevel": "observed" }, { "id": "iem-202601212121-wind-41.79--93.53", "lat": 41.79, "lon": -93.53, "zip": "", "city": "1 W Elkhart", "date": "2026-01-21", "county": "Polk", "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 W Elkhart, IA. Peak gust: 67 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "iem-202601212128-wind-41.82--93.80", "lat": 41.82, "lon": -93.8, "zip": "", "city": "4 SSE Madrid", "date": "2026-01-21", "county": "Polk", "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": "NON-TSTM WND GST reported near 4 SSE Madrid, IA. Peak gust: 75 mph.", "sourceDetail": "NWS DMX — Mesonet via Iowa Mesonet", "windSpeedMph": 75, "evidenceLevel": "observed" }, { "id": "iem-202601212153-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2026-01-21", "county": "Story", "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 S Ames, IA. Peak gust: 67 mph.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2026-01-18", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2026-01-18", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 53 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 53, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2025-12-28", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2025-12-28", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 52 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "asos-bf-IKV-2025-12-28", "lat": 41.6878, "lon": -93.5695, "zip": "", "city": "ANKENY", "date": "2025-12-28", "county": "Polk", "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": "ANKENY (IKV) recorded a 56 mph gust.", "sourceDetail": "IA_ASOS automated observation — ANKENY (IKV) [365d backfill 2026-08]", "windSpeedMph": 56, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2025-12-28", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2025-12-28", "county": "Story", "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": "Ames (AMW) recorded a 56 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 56, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-12-18-wind-42.05--93.85", "lat": 42.05, "lon": -93.85, "zip": "", "city": "2 E Boone", "date": "2025-12-18", "county": "Boone", "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": "Boone AWOS sus 37 gust 58 mph.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2025-12-18", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2025-12-18", "county": "Story", "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": "Ames (AMW) recorded a 56 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 56, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2025-12-18", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2025-12-18", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 58 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-202512182055-wind-42.05--93.85", "lat": 42.05, "lon": -93.85, "zip": "", "city": "2 E Boone", "date": "2025-12-18", "county": "Boone", "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 E Boone, IA. Peak gust: 67 mph.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-12-10-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2025-12-10", "county": "Story", "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": "Peak wind gust of 54 mph. Fastest 2 minute speed of 40 mph at 330am.", "sourceDetail": "NWS DMX — ASOS via Iowa Mesonet", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2025-12-10", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2025-12-10", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 54 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "asos-bf-IKV-2025-12-10", "lat": 41.6878, "lon": -93.5695, "zip": "", "city": "ANKENY", "date": "2025-12-10", "county": "Polk", "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": "ANKENY (IKV) recorded a 51 mph gust.", "sourceDetail": "IA_ASOS automated observation — ANKENY (IKV) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2025-12-10", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2025-12-10", "county": "Story", "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": "Ames (AMW) recorded a 54 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 54, "evidenceLevel": "observed" }, { "id": "iem-202512101102-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2025-12-10", "county": "Story", "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 S Ames, IA. Peak gust: 62 mph.", "sourceDetail": "NWS DMX — ASOS via Iowa Mesonet", "windSpeedMph": 62, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-11-26-wind-42.03--93.83", "lat": 42.03, "lon": -93.83, "zip": "", "city": "3 ESE Boone", "date": "2025-11-26", "county": "Boone", "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 KBNW Boone Airport.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-11-26-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2025-11-26", "county": "Story", "source": "IEM Local Storm Reports", "severity": "high", "eventType": "wind", "confidence": 0.92, "damageTypes": [ "Roof shingle lift", "Soffit/fascia damage", "Tree strike risk", "Fence/screen damage" ], "description": "ASOS station KAMW 2 SSE Ames.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 64, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2025-11-26", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2025-11-26", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 58 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2025-11-26", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2025-11-26", "county": "Story", "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": "Ames (AMW) recorded a 64 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 64, "evidenceLevel": "observed" }, { "id": "iem-202511260715-wind-42.03--93.83", "lat": 42.03, "lon": -93.83, "zip": "", "city": "3 ESE Boone", "date": "2025-11-26", "county": "Boone", "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 Boone, IA. Peak gust: 67 mph.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "iem-202511260940-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2025-11-26", "county": "Story", "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 S Ames, IA. Peak gust: 74 mph.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 74, "evidenceLevel": "observed" }, { "id": "iem-lsr-2025-11-25-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2025-11-25", "county": "Story", "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 KAMW 2 SSE Ames.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "asos-bf-BNW-2025-11-25", "lat": 42.0486, "lon": -93.8486, "zip": "", "city": "BOONE MUNI", "date": "2025-11-25", "county": "Boone", "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": "BOONE MUNI (BNW) recorded a 51 mph gust.", "sourceDetail": "IA_ASOS automated observation — BOONE MUNI (BNW) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" }, { "id": "asos-bf-IKV-2025-11-25", "lat": 41.6878, "lon": -93.5695, "zip": "", "city": "ANKENY", "date": "2025-11-25", "county": "Polk", "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": "ANKENY (IKV) recorded a 52 mph gust.", "sourceDetail": "IA_ASOS automated observation — ANKENY (IKV) [365d backfill 2026-08]", "windSpeedMph": 52, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2025-11-25", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2025-11-25", "county": "Story", "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": "Ames (AMW) recorded a 58 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 58, "evidenceLevel": "observed" }, { "id": "iem-202511260214-wind-41.99--93.62", "lat": 41.99, "lon": -93.62, "zip": "", "city": "2 S Ames", "date": "2025-11-25", "county": "Story", "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 S Ames, IA. Peak gust: 67 mph.", "sourceDetail": "NWS DMX — AWOS via Iowa Mesonet", "windSpeedMph": 67, "evidenceLevel": "observed" }, { "id": "asos-bf-AMW-2025-10-21", "lat": 41.9904, "lon": -93.6185, "zip": "", "city": "Ames", "date": "2025-10-21", "county": "Story", "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": "Ames (AMW) recorded a 51 mph gust.", "sourceDetail": "IA_ASOS automated observation — Ames (AMW) [365d backfill 2026-08]", "windSpeedMph": 51, "evidenceLevel": "observed" } ] }