{
 "dataset": "Maricopa, AZ 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": "2026-08-24T11:15:11+00:00",
 "window_days": 365,
 "event_count": 9,
 "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-2026-08-19-wind-33.27--111.82",
   "lat": 33.27,
   "lon": -111.82,
   "zip": "",
   "city": "3 SE Chandler",
   "date": "2026-08-19",
   "county": "Maricopa",
   "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": "The automated weather station at Chandler Airport reported a maximum wind gust of 59 mph. AWOS station KCHD Chandler.",
   "sourceDetail": "NWS PSR — AWOS via Iowa Mesonet",
   "windSpeedMph": 59,
   "evidenceLevel": "observed"
  },
  {
   "id": "asos-CHD-2026-08-19-103798",
   "lat": 33.27,
   "lon": -111.81,
   "zip": "",
   "city": "CHANDLER MUNICIPAL AIRPORT",
   "date": "2026-08-19",
   "county": "Pinal",
   "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": "CHANDLER MUNICIPAL AIRPORT (CHD) recorded a 59 mph gust.",
   "sourceDetail": "AZ_ASOS automated observation — CHANDLER MUNICIPAL AIRPORT (CHD)",
   "windSpeedMph": 59,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-11-19-hail-33.29--112.01",
   "lat": 33.29,
   "lon": -112.01,
   "zip": "",
   "city": "3 ESE Ahwatukee Foothil",
   "date": "2025-11-19",
   "county": "Maricopa",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "***Delayed Report*** Two reports of ping pong to golf ball sized hail along 202 WB between 24th and 40th street_ with video evidence of hail dents on vehicle.",
   "sourceDetail": "NWS PSR — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.75
  },
  {
   "id": "iem-lsr-2025-11-19-hail-33.39--111.89",
   "lat": 33.39,
   "lon": -111.89,
   "zip": "",
   "city": "2 E Tempe",
   "date": "2025-11-19",
   "county": "Maricopa",
   "source": "IEM Local Storm Reports",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Hail up to 0.75 inches in diameter reported with a lot of 0.5 inch diameter hail.",
   "sourceDetail": "NWS PSR — NWS Employee via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 0.75
  },
  {
   "id": "iem-lsr-2025-11-19-hail-33.39--111.89",
   "lat": 33.39,
   "lon": -111.89,
   "zip": "",
   "city": "2 E Tempe",
   "date": "2025-11-19",
   "county": "Maricopa",
   "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 2 E Tempe. A photo shows a few of the largest hail stones found_ measuring up to 1.00 inches in diameter. There was also a lot of 0.5 inch diameter hail.",
   "sourceDetail": "NWS PSR — NWS Employee via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-09-26-hail-33.31--111.90",
   "lat": 33.31,
   "lon": -111.9,
   "zip": "",
   "city": "2 WNW Chandler",
   "date": "2025-09-26",
   "county": "Maricopa",
   "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 2 WNW Chandler",
   "sourceDetail": "NWS PSR — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-09-01-wind-32.98--111.60",
   "lat": 32.98,
   "lon": -111.6,
   "zip": "",
   "city": "4 W Coolidge",
   "date": "2025-09-01",
   "county": "Pinal",
   "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 AZM05 4.4 W Coolidge (AZMET).",
   "sourceDetail": "NWS PSR — Mesonet via Iowa Mesonet",
   "windSpeedMph": 61,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-09-01-wind-32.95--111.77",
   "lat": 32.95,
   "lon": -111.77,
   "zip": "",
   "city": "5 NNW Casa Grande",
   "date": "2025-09-01",
   "county": "Pinal",
   "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 KCGZ Casa Granda.",
   "sourceDetail": "NWS PSR — AWOS via Iowa Mesonet",
   "windSpeedMph": 52,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-08-25-wind-33.39--112.04",
   "lat": 33.39,
   "lon": -112.04,
   "zip": "",
   "city": "4 SSW Sky Harbor Airpor",
   "date": "2025-08-25",
   "county": "Maricopa",
   "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": "Spotter reported wind speeds up to 60 mph.",
   "sourceDetail": "NWS PSR — Trained Spotter via Iowa Mesonet",
   "windSpeedMph": 60,
   "evidenceLevel": "reported"
  }
 ]
}