{
 "dataset": "Sherman, TX 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": "2026-08-24T07:55:15.696+00:00",
 "window_days": 365,
 "event_count": 59,
 "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-2026-08-07-hail-33.77--96.67",
   "lat": 33.77,
   "lon": -96.67,
   "zip": "",
   "city": "Pottsboro",
   "date": "2026-08-07",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Media reported nickel-size hail near Pottsboro at 5:35pm.",
   "sourceDetail": "NWS FWD — Broadcast Media via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 0.88
  },
  {
   "id": "asos-bf-GYI-2026-06-06",
   "lat": 33.7141,
   "lon": -96.6737,
   "zip": "",
   "city": "SHERMAN/DENISON",
   "date": "2026-06-06",
   "county": "Grayson",
   "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": "SHERMAN/DENISON (GYI) recorded a 52 mph gust.",
   "sourceDetail": "TX_ASOS automated observation — SHERMAN/DENISON (GYI) [365d backfill 2026-08]",
   "windSpeedMph": 52,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-05-10-hail-33.85--96.67",
   "lat": 33.85,
   "lon": -96.67,
   "zip": "",
   "city": "5 N Pottsboro",
   "date": "2026-05-10",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Facebook report of quarter size hail in Preston Shores.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-05-10-hail-33.70--96.40",
   "lat": 33.7,
   "lon": -96.4,
   "zip": "",
   "city": "6 N Bells",
   "date": "2026-05-10",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Facebook report of quarter size hail between Bells and Denison.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-05-10-hail-33.63--96.86",
   "lat": 33.63,
   "lon": -96.86,
   "zip": "",
   "city": "3 SE Whitesboro",
   "date": "2026-05-10",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Reported on FM 901 South.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 2
  },
  {
   "id": "iem-lsr-2026-05-10-hail-33.63--96.68",
   "lat": 33.63,
   "lon": -96.68,
   "zip": "",
   "city": "2 ENE Southmayd",
   "date": "2026-05-10",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Spotter reports 2 inch hail near Sherman.",
   "sourceDetail": "NWS FWD — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 2
  },
  {
   "id": "spc-2026-05-09-843-0535",
   "lat": 33.85,
   "lon": -96.67,
   "zip": "",
   "city": "Pottsboro",
   "date": "2026-05-09",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Facebook report of quarter size hail in Preston Shores. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-05-09-844-0621",
   "lat": 33.7,
   "lon": -96.4,
   "zip": "",
   "city": "Bells",
   "date": "2026-05-09",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Facebook report of quarter size hail between Bells and Denison. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-05-09-845-0748",
   "lat": 33.63,
   "lon": -96.86,
   "zip": "",
   "city": "Whitesboro",
   "date": "2026-05-09",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Reported on FM 901 South. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 2
  },
  {
   "id": "spc-2026-05-09-846-0810",
   "lat": 33.63,
   "lon": -96.68,
   "zip": "",
   "city": "Southmayd",
   "date": "2026-05-09",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Spotter reports 2 inch hail near Sherman. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 2
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.76--96.67",
   "lat": 33.76,
   "lon": -96.67,
   "zip": "",
   "city": "1 SSE Pottsboro",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter sized hail reported in downtown Pottsboro.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.77--96.57",
   "lat": 33.77,
   "lon": -96.57,
   "zip": "",
   "city": "1 NNW Denison",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter sized hail reported 1 mile northwest of Downtown Denison.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.77--96.53",
   "lat": 33.77,
   "lon": -96.53,
   "zip": "",
   "city": "2 ENE Denison",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter sized hail reported near Hwy 69 covering 5 percent of the ground.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.60--96.60",
   "lat": 33.6,
   "lon": -96.6,
   "zip": "",
   "city": "2 S Sherman",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter size hail reported in South Sherman.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.64--96.59",
   "lat": 33.64,
   "lon": -96.59,
   "zip": "",
   "city": "2 NE Sherman",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter size hail reported at Cherry Street Park.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.63--96.62",
   "lat": 33.63,
   "lon": -96.62,
   "zip": "",
   "city": "1 NNW Sherman",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter size hail reported near Lamar and US 75.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.62--96.59",
   "lat": 33.62,
   "lon": -96.59,
   "zip": "",
   "city": "1 ENE Sherman",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter size hail reported near the Sherman Municipal Airport.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.57--96.45",
   "lat": 33.57,
   "lon": -96.45,
   "zip": "",
   "city": "4 SSW Bells",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "3 and a half inch hail reported at the intersection of Marlow Road and Rochelle Canyon road.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 3.5
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.52--96.48",
   "lat": 33.52,
   "lon": -96.48,
   "zip": "",
   "city": "Tom Bean",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Golf ball size and larger hail was reported in Tom Bean. Trees and cars were damaged by the hail.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.75
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.52--96.48",
   "lat": 33.52,
   "lon": -96.48,
   "zip": "",
   "city": "Tom Bean",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Ping Pong ball size hail in Tom Bean.",
   "sourceDetail": "NWS FWD — Amateur Radio via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.51--96.47",
   "lat": 33.51,
   "lon": -96.47,
   "zip": "",
   "city": "1 ESE Tom Bean",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Corrects previous hail report from 1 ESE Tom Bean. Delayed report. Photo showed hail stones between 2 and 2.25 inches in diameter just east of Tom Bean. Time estimated by radar. Damage to cars and ho",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 2
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.51--96.39",
   "lat": 33.51,
   "lon": -96.39,
   "zip": "",
   "city": "Whitewright",
   "date": "2026-04-26",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Golfball size hail reported in downtown Whitewright.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.75
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.43--96.35",
   "lat": 33.43,
   "lon": -96.35,
   "zip": "",
   "city": "1 W Trenton",
   "date": "2026-04-26",
   "county": "Fannin",
   "source": "IEM Local Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Delayed report. Pictures showed hail stones around 4 inches in diameter in Trenton. Time estimated by radar.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 4
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.43--96.34",
   "lat": 33.43,
   "lon": -96.34,
   "zip": "",
   "city": "Trenton",
   "date": "2026-04-26",
   "county": "Fannin",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Golfball size hail in the city of Trenton.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.75
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.43--96.34",
   "lat": 33.43,
   "lon": -96.34,
   "zip": "",
   "city": "Trenton",
   "date": "2026-04-26",
   "county": "Fannin",
   "source": "IEM Local Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Baseball size hail was reported behind Trenton High School.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 2.75
  },
  {
   "id": "iem-lsr-2026-04-26-hail-33.41--96.29",
   "lat": 33.41,
   "lon": -96.29,
   "zip": "",
   "city": "3 ESE Trenton",
   "date": "2026-04-26",
   "county": "Fannin",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Ping Pong ball size hail reported at the intersection of FM 981 and HWY 69.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "spc-2026-04-25-1192-0927",
   "lat": 33.76,
   "lon": -96.67,
   "zip": "",
   "city": "Pottsboro",
   "date": "2026-04-25",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter sized hail reported in downtown Pottsboro. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-04-25-1193-0932",
   "lat": 33.77,
   "lon": -96.57,
   "zip": "",
   "city": "Denison",
   "date": "2026-04-25",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter sized hail reported 1 mile northwest of Downtown Denison. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-04-25-1195-1050",
   "lat": 33.6,
   "lon": -96.6,
   "zip": "",
   "city": "Sherman",
   "date": "2026-04-25",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter size hail reported in South Sherman. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-04-25-1199-1118",
   "lat": 33.57,
   "lon": -96.45,
   "zip": "",
   "city": "Bells",
   "date": "2026-04-25",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "3 and a half inch hail reported at the intersection of Marlow Road and Rochelle Canyon road. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 3.5
  },
  {
   "id": "spc-2026-04-25-1200-1120",
   "lat": 33.52,
   "lon": -96.48,
   "zip": "",
   "city": "Tom Bean",
   "date": "2026-04-25",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Golf ball size and larger hail was reported in Tom Bean. Trees and cars were damaged by the hail. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.75
  },
  {
   "id": "spc-2026-04-25-1201-1121",
   "lat": 33.52,
   "lon": -96.48,
   "zip": "",
   "city": "Tom Bean",
   "date": "2026-04-25",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Ping Pong ball size hail in Tom Bean. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "spc-2026-04-25-1202-1123",
   "lat": 33.51,
   "lon": -96.47,
   "zip": "",
   "city": "Tom Bean",
   "date": "2026-04-25",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Corrects previous hail report from 1 ESE Tom Bean. Delayed report. Photo showed hail stones between 2 and 2.25 inches in diameter just east of Tom Bean. Time estimated (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 2
  },
  {
   "id": "spc-2026-04-25-1203-1130",
   "lat": 33.51,
   "lon": -96.39,
   "zip": "",
   "city": "Whitewright",
   "date": "2026-04-25",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Golfball size hail reported in downtown Whitewright. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.75
  },
  {
   "id": "spc-2026-04-25-1204-1140",
   "lat": 33.43,
   "lon": -96.35,
   "zip": "",
   "city": "Trenton",
   "date": "2026-04-25",
   "county": "Fannin",
   "source": "SPC Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Delayed report. Pictures showed hail stones around 4 inches in diameter in Trenton. Time estimated by radar. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 4
  },
  {
   "id": "spc-2026-04-25-1205-1142",
   "lat": 33.43,
   "lon": -96.34,
   "zip": "",
   "city": "Trenton",
   "date": "2026-04-25",
   "county": "Fannin",
   "source": "SPC Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Baseball size hail was reported behind Trenton High School. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 2.75
  },
  {
   "id": "spc-2026-04-25-1206-1150",
   "lat": 33.41,
   "lon": -96.29,
   "zip": "",
   "city": "Trenton",
   "date": "2026-04-25",
   "county": "Fannin",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Ping Pong ball size hail reported at the intersection of FM 981 and HWY 69. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "iem-lsr-2026-04-15-hail-33.72--96.46",
   "lat": 33.72,
   "lon": -96.46,
   "zip": "",
   "city": "5 SW Hendrix",
   "date": "2026-04-15",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "spc-2026-04-15-1303-0227",
   "lat": 33.72,
   "lon": -96.46,
   "zip": "",
   "city": "Hendrix",
   "date": "2026-04-15",
   "county": "Grayson",
   "source": "SPC Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 90,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING. (FWD)",
   "sourceDetail": "Storm Prediction Center verified report",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2026-03-05-hail-33.56--97.00",
   "lat": 33.56,
   "lon": -97,
   "zip": "",
   "city": "5 W Collinsville",
   "date": "2026-03-05",
   "county": "Cooke",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter size hail near Lake Kiowa.",
   "sourceDetail": "NWS FWD — Emergency Mngr via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-09-23-hail-33.85--96.68",
   "lat": 33.85,
   "lon": -96.68,
   "zip": "",
   "city": "5 N Pottsboro",
   "date": "2025-09-23",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Estimated ping pong ball size hail near Lake Texoma.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "iem-lsr-2025-09-23-hail-33.66--96.90",
   "lat": 33.66,
   "lon": -96.9,
   "zip": "",
   "city": "Whitesboro",
   "date": "2025-09-23",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Quarter size hail in Whitesboro.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-09-23-hail-33.70--96.91",
   "lat": 33.7,
   "lon": -96.91,
   "zip": "",
   "city": "3 N Whitesboro",
   "date": "2025-09-23",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Half dollar size hail at 377 and ferguson rd north of whitesboro.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.25
  },
  {
   "id": "iem-lsr-2025-09-23-hail-33.77--96.55",
   "lat": 33.77,
   "lon": -96.55,
   "zip": "",
   "city": "1 NNE Denison",
   "date": "2025-09-23",
   "county": "Grayson",
   "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 1 NNE Denison",
   "sourceDetail": "NWS FWD — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.68--96.61",
   "lat": 33.68,
   "lon": -96.61,
   "zip": "",
   "city": "1 SE Knollwood",
   "date": "2025-09-21",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.66--96.61",
   "lat": 33.66,
   "lon": -96.61,
   "zip": "",
   "city": "2 SSE Knollwood",
   "date": "2025-09-21",
   "county": "Grayson",
   "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 SSE Knollwood",
   "sourceDetail": "NWS FWD — Amateur Radio via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.25
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.60--96.59",
   "lat": 33.6,
   "lon": -96.59,
   "zip": "",
   "city": "2 SE Sherman",
   "date": "2025-09-21",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING: Ping Pong Ball (1.50 in.).",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.57--96.53",
   "lat": 33.57,
   "lon": -96.53,
   "zip": "",
   "city": "1 E Luella",
   "date": "2025-09-21",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.49--96.59",
   "lat": 33.49,
   "lon": -96.59,
   "zip": "",
   "city": "2 SE Howe",
   "date": "2025-09-21",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Photo received of measured 1.75 inch hail. Time estimated.",
   "sourceDetail": "NWS FWD — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.75
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.48--96.58",
   "lat": 33.48,
   "lon": -96.58,
   "zip": "",
   "city": "3 SE Howe",
   "date": "2025-09-21",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Large hail 2.25-2.5 inches in size fell for 8-10 minutes about 3 miles southeast of Howe. Windows were broken and roof damage was observed. The weather station at this location also measured 62 mph w",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 2.5
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.41--96.58",
   "lat": 33.41,
   "lon": -96.58,
   "zip": "",
   "city": "1 S Van Alstyne",
   "date": "2025-09-21",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.25
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.46--96.58",
   "lat": 33.46,
   "lon": -96.58,
   "zip": "",
   "city": "3 N Van Alstyne",
   "date": "2025-09-21",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING: Ping Pong Ball (1.50 in.).",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.5
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.34--96.57",
   "lat": 33.34,
   "lon": -96.57,
   "zip": "",
   "city": "2 SW Anna",
   "date": "2025-09-21",
   "county": "Collin",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING: Half Dollar (1.25 in.).",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1.25
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.35--96.57",
   "lat": 33.35,
   "lon": -96.57,
   "zip": "",
   "city": "1 W Anna",
   "date": "2025-09-21",
   "county": "Collin",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-09-21-hail-33.31--96.55",
   "lat": 33.31,
   "lon": -96.55,
   "zip": "",
   "city": "2 NE Melissa",
   "date": "2025-09-21",
   "county": "Collin",
   "source": "IEM Local Storm Reports",
   "severity": "severe",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Report from mPING: Hen Egg (2.00 in.).",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 2
  },
  {
   "id": "iem-lsr-2025-09-21-wind-33.71--96.67",
   "lat": 33.71,
   "lon": -96.67,
   "zip": "",
   "city": "3 WNW Knollwood",
   "date": "2025-09-21",
   "county": "Grayson",
   "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": "KGYI.",
   "sourceDetail": "NWS FWD — AWOS via Iowa Mesonet",
   "windSpeedMph": 72,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-09-21-wind-33.48--96.58",
   "lat": 33.48,
   "lon": -96.58,
   "zip": "",
   "city": "3 SE Howe",
   "date": "2025-09-21",
   "county": "Grayson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.92,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "A weather station approximately 3 miles southeast of Howe measured a 62 mph wind gust. Large tree branches were also broken.",
   "sourceDetail": "NWS FWD — Public via Iowa Mesonet",
   "windSpeedMph": 62,
   "evidenceLevel": "reported"
  },
  {
   "id": "asos-bf-GYI-2025-09-21",
   "lat": 33.7141,
   "lon": -96.6737,
   "zip": "",
   "city": "SHERMAN/DENISON",
   "date": "2025-09-21",
   "county": "Grayson",
   "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": "SHERMAN/DENISON (GYI) recorded a 72 mph gust.",
   "sourceDetail": "TX_ASOS automated observation — SHERMAN/DENISON (GYI) [365d backfill 2026-08]",
   "windSpeedMph": 72,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2025-09-05-wind-33.45--96.75",
   "lat": 33.45,
   "lon": -96.75,
   "zip": "",
   "city": "Gunter",
   "date": "2025-09-05",
   "county": "Grayson",
   "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": "Gunter Volunteer Fire Department measured a wind gust of 74 mph.",
   "sourceDetail": "NWS FWD — Fire Dept/Rescue via Iowa Mesonet",
   "windSpeedMph": 74,
   "evidenceLevel": "reported"
  }
 ]
}