{
 "dataset": "Sioux City, 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": "2026-08-25T11:00:17.805+00:00",
 "window_days": 365,
 "event_count": 101,
 "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-2026-07-02-wind-42.59--95.97",
   "lat": 42.59,
   "lon": -95.97,
   "zip": "",
   "city": "Kingsley",
   "date": "2026-07-02",
   "county": "Plymouth",
   "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": "Wind gust via Davis weather station. Emergency manager reported some 4-6 inch diameter tree branches down in Kingsley as well.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 66,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202607021140-wind-42.59--95.97",
   "lat": 42.59,
   "lon": -95.97,
   "zip": "",
   "city": "Kingsley",
   "date": "2026-07-02",
   "county": "Plymouth",
   "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 Kingsley, IA. Peak gust: 76 mph.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 76,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-lsr-2026-07-01-wind-42.79--96.17",
   "lat": 42.79,
   "lon": -96.17,
   "zip": "",
   "city": "Le Mars",
   "date": "2026-07-01",
   "county": "Plymouth",
   "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 tstm wnd gst report from Le Mars. Fire chief called to report multiple large trees down_ buildings damaged_ power out_ and that the airport sensor was down. He said wind began appro",
   "sourceDetail": "NWS FSD — Fire Dept/Rescue via Iowa Mesonet",
   "windSpeedMph": 65,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-lsr-2026-07-01-wind-42.81--96.37",
   "lat": 42.81,
   "lon": -96.37,
   "zip": "",
   "city": "5 W Brunsville",
   "date": "2026-07-01",
   "county": "Plymouth",
   "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": "Davis Personal weather station.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 58,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202607010700-wind-42.79--96.17",
   "lat": 42.79,
   "lon": -96.17,
   "zip": "",
   "city": "Le Mars",
   "date": "2026-07-01",
   "county": "Plymouth",
   "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 Le Mars, IA. Peak gust: 75 mph.",
   "sourceDetail": "NWS FSD — Fire Dept/Rescue via Iowa Mesonet",
   "windSpeedMph": 75,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202607010708-wind-42.81--96.37",
   "lat": 42.81,
   "lon": -96.37,
   "zip": "",
   "city": "5 W Brunsville",
   "date": "2026-07-01",
   "county": "Plymouth",
   "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 W Brunsville, IA. Peak gust: 67 mph.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 67,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-07-01-134-1140",
   "lat": 42.59,
   "lon": -95.97,
   "zip": "",
   "city": "Kingsley",
   "date": "2026-07-01",
   "county": "Plymouth",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "wind",
   "confidence": 90,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Wind gust via Davis weather station. Emergency manager reported some 4-6 inch diameter tree branches down in Kingsley as well. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "windSpeedMph": 66,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202606300630-hail-42.49--96.37",
   "lat": 42.49,
   "lon": -96.37,
   "zip": "",
   "city": "2 SE Sioux City",
   "date": "2026-06-30",
   "county": "Woodbury",
   "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 Sioux City, IA. Hail size: 1\".",
   "sourceDetail": "NWS FSD — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-202606300631-hail-42.47--96.37",
   "lat": 42.47,
   "lon": -96.37,
   "zip": "",
   "city": "2 E South Sioux City",
   "date": "2026-06-30",
   "county": "Woodbury",
   "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 E South Sioux City, IA. Hail size: 1\".",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-202606300635-hail-42.48--96.33",
   "lat": 42.48,
   "lon": -96.33,
   "zip": "",
   "city": "4 ESE Sioux City",
   "date": "2026-06-30",
   "county": "Woodbury",
   "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 ESE Sioux City, IA. Hail size: 1\".",
   "sourceDetail": "NWS FSD — Broadcast Media via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-202606300635-hail-42.46--96.36",
   "lat": 42.46,
   "lon": -96.36,
   "zip": "",
   "city": "4 SSE Sioux City",
   "date": "2026-06-30",
   "county": "Woodbury",
   "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 SSE Sioux City, IA. Hail size: 1.25\".",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.25
  },
  {
   "id": "spc-2026-06-30-139-0700",
   "lat": 42.79,
   "lon": -96.17,
   "zip": "",
   "city": "Le Mars",
   "date": "2026-06-30",
   "county": "Plymouth",
   "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 tstm wnd gst report from Le Mars. Fire chief called to report multiple large trees down... buildings damaged... power out... and that the airport sens (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "windSpeedMph": 65,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-06-30-140-0708",
   "lat": 42.81,
   "lon": -96.37,
   "zip": "",
   "city": "Brunsville",
   "date": "2026-06-30",
   "county": "Plymouth",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "wind",
   "confidence": 90,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Davis Personal weather station. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "windSpeedMph": 58,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-06-29-170-0630",
   "lat": 42.49,
   "lon": -96.37,
   "zip": "",
   "city": "Sioux City",
   "date": "2026-06-29",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "(FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-06-29-171-0631",
   "lat": 42.47,
   "lon": -96.37,
   "zip": "",
   "city": "South Sioux City",
   "date": "2026-06-29",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "(FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-06-29-172-0635",
   "lat": 42.46,
   "lon": -96.36,
   "zip": "",
   "city": "Sioux City",
   "date": "2026-06-29",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Relayed through Broadcast Media with photo. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.25
  },
  {
   "id": "iem-202606131246-hail-42.24--96.23",
   "lat": 42.24,
   "lon": -96.23,
   "zip": "",
   "city": "Sloan",
   "date": "2026-06-13",
   "county": "Woodbury",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "HAIL reported near Sloan, IA. Hail size: 1.5\".",
   "sourceDetail": "NWS FSD — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "iem-202606010430-hail-42.62--96.29",
   "lat": 42.62,
   "lon": -96.29,
   "zip": "",
   "city": "Hinton",
   "date": "2026-05-31",
   "county": "Plymouth",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "HAIL reported near Hinton, IA. Hail size: 1.5\".",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "iem-202606010433-hail-42.53--96.41",
   "lat": 42.53,
   "lon": -96.41,
   "zip": "",
   "city": "2 NNW Sioux City",
   "date": "2026-05-31",
   "county": "Woodbury",
   "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 NNW Sioux City, IA. Hail size: 1\".",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-05-31-441-0433",
   "lat": 42.53,
   "lon": -96.41,
   "zip": "",
   "city": "Sioux City",
   "date": "2026-05-31",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report via social media. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-202605260155-hail-42.48--96.21",
   "lat": 42.48,
   "lon": -96.21,
   "zip": "",
   "city": "1 W Lawton",
   "date": "2026-05-25",
   "county": "Woodbury",
   "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 W Lawton, IA. Hail size: 0.75\".",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 0.75
  },
  {
   "id": "iem-202605182150-hail-42.83--96.56",
   "lat": 42.83,
   "lon": -96.56,
   "zip": "",
   "city": "Akron",
   "date": "2026-05-18",
   "county": "Plymouth",
   "source": "IEM Local Storm Reports",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "HAIL reported near Akron, IA. Hail size: 0.88\".",
   "sourceDetail": "NWS FSD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 0.88
  },
  {
   "id": "iem-202605182202-hail-42.53--96.39",
   "lat": 42.53,
   "lon": -96.39,
   "zip": "",
   "city": "2 N Sioux City",
   "date": "2026-05-18",
   "county": "Woodbury",
   "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 N Sioux City, IA. Hail size: 0.88\".",
   "sourceDetail": "NWS FSD — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 0.88
  },
  {
   "id": "iem-202605182333-hail-42.78--96.59",
   "lat": 42.78,
   "lon": -96.59,
   "zip": "",
   "city": "2 NNE Westfield",
   "date": "2026-05-18",
   "county": "Plymouth",
   "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 NNE Westfield, IA. Hail size: 0.88\".",
   "sourceDetail": "NWS FSD — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 0.88
  },
  {
   "id": "iem-lsr-2026-05-17-wind-42.30--96.32",
   "lat": 42.3,
   "lon": -96.32,
   "zip": "",
   "city": "2 WSW Salix",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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": "Via personal weather station. Exact time estimated via radar.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 69,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-lsr-2026-05-17-wind-42.46--96.31",
   "lat": 42.46,
   "lon": -96.31,
   "zip": "",
   "city": "4 NNE Sergeant Bluff",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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": "Via personal weather station. Exact time estimated via radar.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 66,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-05-17-468-0048",
   "lat": 42.48,
   "lon": -96.19,
   "zip": "",
   "city": "Lawton",
   "date": "2026-05-17",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "wind",
   "confidence": 90,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Via personal weather station. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "windSpeedMph": 67,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-05-17-470-0050",
   "lat": 42.49,
   "lon": -96.06,
   "zip": "",
   "city": "Moville",
   "date": "2026-05-17",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "severe",
   "eventType": "wind",
   "confidence": 90,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Via personal weather station. Exact time estimated via radar. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "windSpeedMph": 77,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-lsr-2026-05-17-wind-42.52--96.03",
   "lat": 42.52,
   "lon": -96.03,
   "zip": "",
   "city": "3 NE Moville",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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": "Via personal weather station. Exact time estimated via radar.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 75,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-geo-2026-05-18T00:31:00Z-tornado-42.31--96.29",
   "lat": 42.31,
   "lon": -96.29,
   "zip": "",
   "city": "Salix",
   "date": "2026-05-17",
   "county": "Woodbury",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "tornado",
   "confidence": 92,
   "damageTypes": [
    "Structural roof failure",
    "Debris penetration",
    "Complete shingle removal"
   ],
   "description": "TORNADO reported near Salix, IA. Emergency manager reports tornado near Salix.",
   "sourceDetail": "NWS FSD — Emergency Mngr via Iowa Mesonet (GeoJSON)",
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-geo-2026-05-18T00:32:00Z-tornado-42.36--96.32",
   "lat": 42.36,
   "lon": -96.32,
   "zip": "",
   "city": "3 SE Sergeant Bluff",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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 Sergeant Bluff, IA. Several videos via social media of brief gustnado. Location estimated.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet (GeoJSON)",
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-geo-2026-05-18T00:35:00Z-tornado-42.43--96.31",
   "lat": 42.43,
   "lon": -96.31,
   "zip": "",
   "city": "3 NE Sergeant Bluff",
   "date": "2026-05-17",
   "county": "Woodbury",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "tornado",
   "confidence": 92,
   "damageTypes": [
    "Structural roof failure",
    "Debris penetration",
    "Complete shingle removal"
   ],
   "description": "TORNADO reported near 3 NE Sergeant Bluff, IA. Several videos via social media of brief gustnado. Location estimated.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet (GeoJSON)",
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-geo-2026-05-18T00:57:00Z-tornado-42.63--96.04",
   "lat": 42.63,
   "lon": -96.04,
   "zip": "",
   "city": "5 NW Kingsley",
   "date": "2026-05-17",
   "county": "Plymouth",
   "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 NW Kingsley, IA. Kingsley Fire reported brief tornado near C60 and Pioneer Ave.",
   "sourceDetail": "NWS FSD — Fire Dept/Rescue via Iowa Mesonet (GeoJSON)",
   "evidenceLevel": "reported"
  },
  {
   "id": "asos-bf-SUX-2026-05-17",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 58 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202605180029-wind-42.30--96.32",
   "lat": 42.3,
   "lon": -96.32,
   "zip": "",
   "city": "2 WSW Salix",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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 WSW Salix, IA. Peak gust: 79 mph.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 79,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202605180036-wind-42.46--96.31",
   "lat": 42.46,
   "lon": -96.31,
   "zip": "",
   "city": "4 NNE Sergeant Bluff",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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 Sergeant Bluff, IA. Peak gust: 76 mph.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 76,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202605180048-wind-42.48--96.19",
   "lat": 42.48,
   "lon": -96.19,
   "zip": "",
   "city": "Lawton",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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 Lawton, IA. Peak gust: 77 mph.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 77,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202605180049-wind-42.49--96.06",
   "lat": 42.49,
   "lon": -96.06,
   "zip": "",
   "city": "Moville",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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 Moville, IA. Peak gust: 72 mph.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 72,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202605180050-wind-42.49--96.06",
   "lat": 42.49,
   "lon": -96.06,
   "zip": "",
   "city": "Moville",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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 Moville, IA. Peak gust: 89 mph.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 89,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202605180056-wind-42.52--96.03",
   "lat": 42.52,
   "lon": -96.03,
   "zip": "",
   "city": "3 NE Moville",
   "date": "2026-05-17",
   "county": "Woodbury",
   "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 NE Moville, IA. Peak gust: 86 mph.",
   "sourceDetail": "NWS FSD — Public via Iowa Mesonet",
   "windSpeedMph": 86,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-05-17-464-0029",
   "lat": 42.3,
   "lon": -96.32,
   "zip": "",
   "city": "Salix",
   "date": "2026-05-17",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "wind",
   "confidence": 90,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Via personal weather station. Exact time estimated via radar. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "windSpeedMph": 69,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-05-17-466-0036",
   "lat": 42.46,
   "lon": -96.31,
   "zip": "",
   "city": "Sergeant Bluff",
   "date": "2026-05-17",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "wind",
   "confidence": 90,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Via personal weather station. Exact time estimated via radar. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "windSpeedMph": 66,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-05-17-469-0049",
   "lat": 42.49,
   "lon": -96.06,
   "zip": "",
   "city": "Moville",
   "date": "2026-05-17",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "wind",
   "confidence": 90,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Via personal weather station. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "windSpeedMph": 63,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-05-17-473-0056",
   "lat": 42.52,
   "lon": -96.03,
   "zip": "",
   "city": "Moville",
   "date": "2026-05-17",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "severe",
   "eventType": "wind",
   "confidence": 90,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Via personal weather station. Exact time estimated via radar. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "windSpeedMph": 75,
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-05-17-513-0032",
   "lat": 42.36,
   "lon": -96.32,
   "zip": "",
   "city": "Sergeant Bluff",
   "date": "2026-05-17",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "moderate",
   "eventType": "tornado",
   "confidence": 90,
   "damageTypes": [
    "Structural roof failure",
    "Debris penetration",
    "Complete shingle removal"
   ],
   "description": "Several videos via social media of brief gustnado. Location estimated. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported"
  },
  {
   "id": "spc-2026-05-17-515-0057",
   "lat": 42.63,
   "lon": -96.04,
   "zip": "",
   "city": "Kingsley",
   "date": "2026-05-17",
   "county": "Plymouth",
   "source": "SPC Storm Reports",
   "severity": "moderate",
   "eventType": "tornado",
   "confidence": 90,
   "damageTypes": [
    "Structural roof failure",
    "Debris penetration",
    "Complete shingle removal"
   ],
   "description": "Kingsley Fire reported brief tornado near C60 and Pioneer Ave. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202605152300-hail-42.31--96.13",
   "lat": 42.31,
   "lon": -96.13,
   "zip": "",
   "city": "6 NNW Hornick",
   "date": "2026-05-15",
   "county": "Woodbury",
   "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 NNW Hornick, IA. Hail size: 1\".",
   "sourceDetail": "NWS FSD — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-202605152304-hail-42.34--96.08",
   "lat": 42.34,
   "lon": -96.08,
   "zip": "",
   "city": "8 N Hornick",
   "date": "2026-05-15",
   "county": "Woodbury",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "HAIL reported near 8 N Hornick, IA. Hail size: 1\".",
   "sourceDetail": "NWS FSD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-05-15-567-2300",
   "lat": 42.31,
   "lon": -96.13,
   "zip": "",
   "city": "Hornick",
   "date": "2026-05-15",
   "county": "Woodbury",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Hail covered the ground... with stones as big as quarters. No wind and a decent amount of rain. (FSD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "asos-bf-SUX-2026-04-23",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2026-04-23",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 52 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 52,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-LRJ-2026-04-23",
   "lat": 42.7754,
   "lon": -96.1922,
   "zip": "",
   "city": "LE MARS",
   "date": "2026-04-23",
   "county": "Plymouth",
   "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": "LE MARS (LRJ) recorded a 51 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — LE MARS (LRJ) [365d backfill 2026-08]",
   "windSpeedMph": 51,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-03-15-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2026-03-15",
   "county": "Woodbury",
   "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 KSUX Sioux Gateway Airport.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 59,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2026-03-15",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2026-03-15",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 58 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202603152313-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2026-03-15",
   "county": "Woodbury",
   "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 SW Sergeant Bluff, IA. Peak gust: 68 mph.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 68,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2026-03-13",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2026-03-13",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 55 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 55,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2026-03-12",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2026-03-12",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 51 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 51,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-02-18-wind-42.55--96.35",
   "lat": 42.55,
   "lon": -96.35,
   "zip": "",
   "city": "4 NE Sioux City",
   "date": "2026-02-18",
   "county": "Woodbury",
   "source": "IEM Local Storm Reports",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.92,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Mesonet station RSMI4 Sioux City.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 50,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-02-18-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2026-02-18",
   "county": "Woodbury",
   "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 KSUX Sioux Gateway Airport.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 50,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2026-02-18",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2026-02-18",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 50 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 50,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202602181755-wind-42.55--96.35",
   "lat": 42.55,
   "lon": -96.35,
   "zip": "",
   "city": "4 NE Sioux City",
   "date": "2026-02-18",
   "county": "Woodbury",
   "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 NE Sioux City, IA. Peak gust: 58 mph.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202602181824-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2026-02-18",
   "county": "Woodbury",
   "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 SW Sergeant Bluff, IA. Peak gust: 58 mph.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-geo-2026-02-18T15:55:00Z-wind-42.77--96.20",
   "lat": 42.77,
   "lon": -96.2,
   "zip": "",
   "city": "2 SW Le Mars",
   "date": "2026-02-18",
   "county": "Plymouth",
   "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 2 SW Le Mars, IA. Peak gust: 53 mph. AWOS station KLRJ Le Mars Airport.",
   "sourceDetail": "NWS FSD — AWOS via Iowa Mesonet (GeoJSON)",
   "windSpeedMph": 53,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-01-21-wind-42.17--96.33",
   "lat": 42.17,
   "lon": -96.33,
   "zip": "",
   "city": "10 WNW Whiting",
   "date": "2026-01-21",
   "county": "Monona",
   "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": "as recorded at a personal weather station.",
   "sourceDetail": "NWS OAX — Public via Iowa Mesonet",
   "windSpeedMph": 58,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-lsr-2026-01-21-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2026-01-21",
   "county": "Woodbury",
   "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 KSUX Sioux Gateway Airport.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 68,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-01-21-wind-42.55--96.35",
   "lat": 42.55,
   "lon": -96.35,
   "zip": "",
   "city": "4 NE Sioux City",
   "date": "2026-01-21",
   "county": "Woodbury",
   "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 RSMI4 Sioux City.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-01-21-wind-42.77--96.20",
   "lat": 42.77,
   "lon": -96.2,
   "zip": "",
   "city": "2 SW Le Mars",
   "date": "2026-01-21",
   "county": "Plymouth",
   "source": "IEM Local Storm Reports",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.92,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "AWOS station KLRJ Le Mars Airport.",
   "sourceDetail": "NWS FSD — AWOS via Iowa Mesonet",
   "windSpeedMph": 55,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-01-21-wind-42.48--96.08",
   "lat": 42.48,
   "lon": -96.08,
   "zip": "",
   "city": "1 SW Moville",
   "date": "2026-01-21",
   "county": "Woodbury",
   "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 RSCI4 Moville.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 60,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-LRJ-2026-01-21",
   "lat": 42.7754,
   "lon": -96.1922,
   "zip": "",
   "city": "LE MARS",
   "date": "2026-01-21",
   "county": "Plymouth",
   "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": "LE MARS (LRJ) recorded a 55 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — LE MARS (LRJ) [365d backfill 2026-08]",
   "windSpeedMph": 55,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2026-01-21",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2026-01-21",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 68 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 68,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202601211830-wind-42.17--96.33",
   "lat": 42.17,
   "lon": -96.33,
   "zip": "",
   "city": "10 WNW Whiting",
   "date": "2026-01-21",
   "county": "Monona",
   "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 10 WNW Whiting, IA. Peak gust: 67 mph.",
   "sourceDetail": "NWS OAX — Public via Iowa Mesonet",
   "windSpeedMph": 67,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-202601211921-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2026-01-21",
   "county": "Woodbury",
   "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 2 SW Sergeant Bluff, IA. Peak gust: 78 mph.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 78,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202601211930-wind-42.55--96.35",
   "lat": 42.55,
   "lon": -96.35,
   "zip": "",
   "city": "4 NE Sioux City",
   "date": "2026-01-21",
   "county": "Woodbury",
   "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 NE Sioux City, IA. Peak gust: 67 mph.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 67,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202601212015-wind-42.77--96.20",
   "lat": 42.77,
   "lon": -96.2,
   "zip": "",
   "city": "2 SW Le Mars",
   "date": "2026-01-21",
   "county": "Plymouth",
   "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 SW Le Mars, IA. Peak gust: 63 mph.",
   "sourceDetail": "NWS FSD — AWOS via Iowa Mesonet",
   "windSpeedMph": 63,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202601212015-wind-42.48--96.08",
   "lat": 42.48,
   "lon": -96.08,
   "zip": "",
   "city": "1 SW Moville",
   "date": "2026-01-21",
   "county": "Woodbury",
   "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 SW Moville, IA. Peak gust: 69 mph.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 69,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2026-01-18",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2026-01-18",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 55 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 55,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2026-01-16",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2026-01-16",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 58 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-28-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-12-28",
   "county": "Woodbury",
   "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 KSUX Sioux Gateway Airport.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 59,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2025-12-28",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2025-12-28",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 58 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202512281607-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-12-28",
   "county": "Woodbury",
   "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 SW Sergeant Bluff, IA. Peak gust: 68 mph.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 68,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-18-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-12-18",
   "county": "Woodbury",
   "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 KSUX Sioux Gateway Airport.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 63,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-LRJ-2025-12-18",
   "lat": 42.7754,
   "lon": -96.1922,
   "zip": "",
   "city": "LE MARS",
   "date": "2025-12-18",
   "county": "Plymouth",
   "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": "LE MARS (LRJ) recorded a 55 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — LE MARS (LRJ) [365d backfill 2026-08]",
   "windSpeedMph": 55,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2025-12-18",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2025-12-18",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 63 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 63,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202512181827-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-12-18",
   "county": "Woodbury",
   "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 SW Sergeant Bluff, IA. Peak gust: 72 mph.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 72,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-10-wind-42.77--96.20",
   "lat": 42.77,
   "lon": -96.2,
   "zip": "",
   "city": "2 SW Le Mars",
   "date": "2025-12-10",
   "county": "Plymouth",
   "source": "IEM Local Storm Reports",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.92,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "AWOS station KLRJ Le Mars Airport.",
   "sourceDetail": "NWS FSD — AWOS via Iowa Mesonet",
   "windSpeedMph": 53,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-10-wind-42.70--96.58",
   "lat": 42.7,
   "lon": -96.58,
   "zip": "",
   "city": "4 SSE Westfield",
   "date": "2025-12-10",
   "county": "Plymouth",
   "source": "IEM Local Storm Reports",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.92,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Mesonet station BKTI4 Loess Hills Tnc Broken RAWS.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 51,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-10-wind-42.48--96.08",
   "lat": 42.48,
   "lon": -96.08,
   "zip": "",
   "city": "1 SW Moville",
   "date": "2025-12-10",
   "county": "Woodbury",
   "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 RSCI4 Moville.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 59,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-10-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-12-10",
   "county": "Woodbury",
   "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 KSUX Sioux Gateway Airport.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 70,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2025-12-10",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2025-12-10",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 70 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 70,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-LRJ-2025-12-10",
   "lat": 42.7754,
   "lon": -96.1922,
   "zip": "",
   "city": "LE MARS",
   "date": "2025-12-10",
   "county": "Plymouth",
   "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": "LE MARS (LRJ) recorded a 53 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — LE MARS (LRJ) [365d backfill 2026-08]",
   "windSpeedMph": 53,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202512100855-wind-42.77--96.20",
   "lat": 42.77,
   "lon": -96.2,
   "zip": "",
   "city": "2 SW Le Mars",
   "date": "2025-12-10",
   "county": "Plymouth",
   "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 SW Le Mars, IA. Peak gust: 61 mph.",
   "sourceDetail": "NWS FSD — AWOS via Iowa Mesonet",
   "windSpeedMph": 61,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202512100911-wind-42.70--96.58",
   "lat": 42.7,
   "lon": -96.58,
   "zip": "",
   "city": "4 SSE Westfield",
   "date": "2025-12-10",
   "county": "Plymouth",
   "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 SSE Westfield, IA. Peak gust: 59 mph.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 59,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202512100935-wind-42.48--96.08",
   "lat": 42.48,
   "lon": -96.08,
   "zip": "",
   "city": "1 SW Moville",
   "date": "2025-12-10",
   "county": "Woodbury",
   "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 SW Moville, IA. Peak gust: 68 mph.",
   "sourceDetail": "NWS FSD — Mesonet via Iowa Mesonet",
   "windSpeedMph": 68,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202512100957-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-12-10",
   "county": "Woodbury",
   "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 2 SW Sergeant Bluff, IA. Peak gust: 81 mph.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 81,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2025-12-09",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2025-12-09",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 56 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 56,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-11-25-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-11-25",
   "county": "Woodbury",
   "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 KSUX Sioux Gateway Airport.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 67,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2025-11-25",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2025-11-25",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 67 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 67,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-LRJ-2025-11-25",
   "lat": 42.7754,
   "lon": -96.1922,
   "zip": "",
   "city": "LE MARS",
   "date": "2025-11-25",
   "county": "Plymouth",
   "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": "LE MARS (LRJ) recorded a 51 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — LE MARS (LRJ) [365d backfill 2026-08]",
   "windSpeedMph": 51,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202511252347-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-11-25",
   "county": "Woodbury",
   "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 2 SW Sergeant Bluff, IA. Peak gust: 77 mph.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 77,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-09-14-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-09-14",
   "county": "Woodbury",
   "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 KSUX Sioux Gateway Airport.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 64,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-SUX-2025-09-14",
   "lat": 42.3917,
   "lon": -96.3795,
   "zip": "",
   "city": "SIOUX CITY",
   "date": "2025-09-14",
   "county": "Woodbury",
   "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": "SIOUX CITY (SUX) recorded a 64 mph gust.",
   "sourceDetail": "IA_ASOS automated observation — SIOUX CITY (SUX) [365d backfill 2026-08]",
   "windSpeedMph": 64,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-202509141943-wind-42.38--96.38",
   "lat": 42.38,
   "lon": -96.38,
   "zip": "",
   "city": "2 SW Sergeant Bluff",
   "date": "2025-09-14",
   "county": "Woodbury",
   "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 SW Sergeant Bluff, IA. Peak gust: 74 mph.",
   "sourceDetail": "NWS FSD — ASOS via Iowa Mesonet",
   "windSpeedMph": 74,
   "evidenceLevel": "observed"
  }
 ]
}