{
 "dataset": "Grand Forks, ND 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": "2026-08-24T11:15:10.255+00:00",
 "window_days": 365,
 "event_count": 41,
 "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-2026-07-30-wind-47.92--97.32",
   "lat": 47.92,
   "lon": -97.32,
   "zip": "",
   "city": "2 E Emerado",
   "date": "2026-07-30",
   "county": "Grand Forks",
   "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": "NDAWN mesonet site 2 miles east of Emerado recorded 57 mph 30 ft wind gust at 4:10 pm CDT.",
   "sourceDetail": "NWS FGF — Mesonet via Iowa Mesonet",
   "windSpeedMph": 57,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-07-24-hail-48.08--97.47",
   "lat": 48.08,
   "lon": -97.47,
   "zip": "",
   "city": "Gilby",
   "date": "2026-07-24",
   "county": "Grand Forks",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "HAIL reported near Gilby",
   "sourceDetail": "NWS FGF — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-07-24-hail-48.08--97.38",
   "lat": 48.08,
   "lon": -97.38,
   "zip": "",
   "city": "4 E Gilby",
   "date": "2026-07-24",
   "county": "Grand Forks",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "HAIL reported near 4 E Gilby",
   "sourceDetail": "NWS FGF — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.25
  },
  {
   "id": "iem-lsr-2026-07-24-hail-48.07--97.24",
   "lat": 48.07,
   "lon": -97.24,
   "zip": "",
   "city": "3 W Manvel",
   "date": "2026-07-24",
   "county": "Grand Forks",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Corrects previous hail report from Manvel. Picture from public passed on from broadcast media.",
   "sourceDetail": "NWS FGF — Broadcast Media via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-07-24-hail-48.07--97.18",
   "lat": 48.07,
   "lon": -97.18,
   "zip": "",
   "city": "Manvel",
   "date": "2026-07-24",
   "county": "Grand Forks",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Picture from public passed on from broadcast media.",
   "sourceDetail": "NWS FGF — Broadcast Media via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "asos-bf-RDR-2026-06-10",
   "lat": 47.9611,
   "lon": -97.4012,
   "zip": "",
   "city": "GRAND_FORKS_AFB",
   "date": "2026-06-10",
   "county": "Grand Forks",
   "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": "GRAND_FORKS_AFB (RDR) recorded a 51 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS_AFB (RDR) [365d backfill 2026-08]",
   "windSpeedMph": 51,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-06-03-hail-48.01--97.34",
   "lat": 48.01,
   "lon": -97.34,
   "zip": "",
   "city": "1 E Mekinock",
   "date": "2026-06-03",
   "county": "Grand Forks",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "1 Inch hail reported 1 mile east of Mekinock_ ND. Relayed by media partner.",
   "sourceDetail": "NWS FGF — Broadcast Media via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-05-14-wind-47.95--97.18",
   "lat": 47.95,
   "lon": -97.18,
   "zip": "",
   "city": "6 WNW Grand Forks",
   "date": "2026-05-14",
   "county": "Grand Forks",
   "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 KGFK Grand Forks AP ND.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 54,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2026-05-14",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-05-14",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 54 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 54,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2026-05-12",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-05-12",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 50 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 50,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2026-05-03",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-05-03",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 51 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 51,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2026-04-23",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-04-23",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 54 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 54,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-RDR-2026-04-23",
   "lat": 47.9611,
   "lon": -97.4012,
   "zip": "",
   "city": "GRAND_FORKS_AFB",
   "date": "2026-04-23",
   "county": "Grand Forks",
   "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": "GRAND_FORKS_AFB (RDR) recorded a 53 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS_AFB (RDR) [365d backfill 2026-08]",
   "windSpeedMph": 53,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-04-12-hail-47.92--97.05",
   "lat": 47.92,
   "lon": -97.05,
   "zip": "",
   "city": "1 ENE Grand Forks",
   "date": "2026-04-12",
   "county": "Grand Forks",
   "source": "IEM Local Storm Reports",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Spotter reports penny sized hail in Grand Forks near 1st Ave N.",
   "sourceDetail": "NWS FGF — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 0.75
  },
  {
   "id": "asos-bf-GFK-2026-03-13",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-03-13",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 50 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 50,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-03-12-wind-47.95--97.18",
   "lat": 47.95,
   "lon": -97.18,
   "zip": "",
   "city": "6 WNW Grand Forks",
   "date": "2026-03-12",
   "county": "Grand Forks",
   "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 KGFK Grand Forks AP ND.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 53,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2026-03-12",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-03-12",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 52 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 52,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2026-03-08",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-03-08",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 56 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 56,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-02-27-wind-47.95--97.18",
   "lat": 47.95,
   "lon": -97.18,
   "zip": "",
   "city": "6 WNW Grand Forks",
   "date": "2026-02-27",
   "county": "Grand Forks",
   "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 KGFK Grand Forks AP ND.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 59,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2026-02-27",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-02-27",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 59 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 59,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-RDR-2026-02-27",
   "lat": 47.9611,
   "lon": -97.4012,
   "zip": "",
   "city": "GRAND_FORKS_AFB",
   "date": "2026-02-27",
   "county": "Grand Forks",
   "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": "GRAND_FORKS_AFB (RDR) recorded a 55 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS_AFB (RDR) [365d backfill 2026-08]",
   "windSpeedMph": 55,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-01-18-wind-47.95--97.18",
   "lat": 47.95,
   "lon": -97.18,
   "zip": "",
   "city": "6 WNW Grand Forks",
   "date": "2026-01-18",
   "county": "Grand Forks",
   "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 KGFK Grand Forks AP ND.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 56,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2026-01-18",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-01-18",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 56 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 56,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-01-16-wind-47.95--97.18",
   "lat": 47.95,
   "lon": -97.18,
   "zip": "",
   "city": "6 WNW Grand Forks",
   "date": "2026-01-16",
   "county": "Grand Forks",
   "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 KGFK Grand Forks AP ND.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2026-01-16",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2026-01-16",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 58 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-18-wind-47.95--97.18",
   "lat": 47.95,
   "lon": -97.18,
   "zip": "",
   "city": "6 WNW Grand Forks",
   "date": "2025-12-18",
   "county": "Grand Forks",
   "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 KGFK Grand Forks AP ND.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 64,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-18-wind-47.97--97.40",
   "lat": 47.97,
   "lon": -97.4,
   "zip": "",
   "city": "4 NNW Emerado",
   "date": "2025-12-18",
   "county": "Grand Forks",
   "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 KRDR Grand Forks ND AFB.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 60,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-18-wind-47.92--97.32",
   "lat": 47.92,
   "lon": -97.32,
   "zip": "",
   "city": "2 E Emerado",
   "date": "2025-12-18",
   "county": "Grand Forks",
   "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": "NDAWN Emerado 2E 10m wind.",
   "sourceDetail": "NWS FGF — Mesonet via Iowa Mesonet",
   "windSpeedMph": 58,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-12-18-wind-47.95--97.18",
   "lat": 47.95,
   "lon": -97.18,
   "zip": "",
   "city": "6 WNW Grand Forks",
   "date": "2025-12-18",
   "county": "Grand Forks",
   "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 KGFK Grand Forks AP ND.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 67,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-RDR-2025-12-18",
   "lat": 47.9611,
   "lon": -97.4012,
   "zip": "",
   "city": "GRAND_FORKS_AFB",
   "date": "2025-12-18",
   "county": "Grand Forks",
   "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": "GRAND_FORKS_AFB (RDR) recorded a 60 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS_AFB (RDR) [365d backfill 2026-08]",
   "windSpeedMph": 60,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2025-12-18",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2025-12-18",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 67 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 67,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2025-12-16",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2025-12-16",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 57 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 57,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2025-11-02",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2025-11-02",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 51 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 51,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-10-26-wind-47.95--97.18",
   "lat": 47.95,
   "lon": -97.18,
   "zip": "",
   "city": "6 WNW Grand Forks",
   "date": "2025-10-26",
   "county": "Grand Forks",
   "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 KGFK Grand Forks AP ND.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 55,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2025-10-26",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2025-10-26",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 55 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 55,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2025-10-11",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2025-10-11",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 51 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 51,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-10-05-wind-47.96--97.13",
   "lat": 47.96,
   "lon": -97.13,
   "zip": "",
   "city": "4 NW Grand Forks",
   "date": "2025-10-05",
   "county": "Grand Forks",
   "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 time from 4 NW Grand Forks.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 63,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2025-10-05",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2025-10-05",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 57 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 57,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2025-10-04",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2025-10-04",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 63 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 63,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-09-14-wind-47.95--97.18",
   "lat": 47.95,
   "lon": -97.18,
   "zip": "",
   "city": "6 WNW Grand Forks",
   "date": "2025-09-14",
   "county": "Grand Forks",
   "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 KGFK Grand Forks AP ND.",
   "sourceDetail": "NWS FGF — ASOS via Iowa Mesonet",
   "windSpeedMph": 53,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-bf-GFK-2025-09-14",
   "lat": 47.9492,
   "lon": -97.1761,
   "zip": "",
   "city": "GRAND_FORKS",
   "date": "2025-09-14",
   "county": "Grand Forks",
   "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": "GRAND_FORKS (GFK) recorded a 53 mph gust.",
   "sourceDetail": "ND_ASOS automated observation — GRAND_FORKS (GFK) [365d backfill 2026-08]",
   "windSpeedMph": 53,
   "evidenceLevel": "observed"
  }
 ]
}