{
 "dataset": "Franklin, TN storm events — 12-month window, 25-mile radius plus Williamson records (floods and special weather statements excluded, matching the city page)",
 "license": "https://www.stormauditor.com/data-license",
 "provenance": "Consolidated 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": "2026-09-20T10:55:27.3+00:00",
 "window_days": 365,
 "schema_version": "2.0.0",
 "event_count": 78,
 "fields": {
  "id": "stable event identifier (source-derived)",
  "date": "event date (YYYY-MM-DD, local storm day)",
  "county": "county or county-equivalent (may be blank)",
  "city": "place name from the source record (LSR names may carry a distance/direction prefix)",
  "zip": "ZIP code when the source provides one (may be blank)",
  "eventType": "hazard tag: wind | hail | tornado | flood | lightning",
  "severity": "StormAuditor severity bucket (low|moderate|high|severe)",
  "evidenceLevel": "evidence level of the source record (warning|observed|...)",
  "confidence": "StormAuditor confidence score for the record (0-1, may be absent)",
  "windSpeedMph": "reported/estimated wind gust, mph (absent if n/a)",
  "hailSizeInches": "reported/estimated hail size, inches (absent if n/a)",
  "tornadoScale": "EF-scale rating when the source provides one (absent if n/a)",
  "damageTypes": "damage tags from the source narrative (may be absent)",
  "description": "source narrative excerpt (may be absent)",
  "source": "originating public record (NWS warning, LSR, NCEI, ...)",
  "sourceDetail": "issuing office / product detail for the source (may be absent)",
  "originStation": "reporting station identifier when applicable (may be absent)",
  "warningProductKey": "NWS warning product key for warning-derived rows (may be absent)",
  "lat": "event latitude (WGS84, may be blank)",
  "lon": "event longitude (WGS84, may be blank)",
  "rawWindSpeedMph": "source-reported wind value before display screening, mph (may be absent)",
  "windSpeedDisclaimer": "set when the wind value is a warning-projected figure rather than a measurement (may be absent)"
 },
 "events": [
  {
   "id": "iem-ww-OHX-SV-W-124-Williamson-wind-2026-08-08",
   "zip": "",
   "city": "Williamson",
   "date": "2026-08-08",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-08-08. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-124"
  },
  {
   "id": "iem-ww-OHX-SV-W-124-Williamson-hail-2026-08-08",
   "zip": "",
   "city": "Williamson",
   "date": "2026-08-08",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-08-08. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-124"
  },
  {
   "id": "iem-ww-OHX-SV-W-122-Williamson-wind-2026-08-07",
   "zip": "",
   "city": "Williamson",
   "date": "2026-08-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-08-07. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-122"
  },
  {
   "id": "iem-ww-OHX-SV-W-122-Williamson-hail-2026-08-07",
   "zip": "",
   "city": "Williamson",
   "date": "2026-08-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-08-07. Storm tag hail: 1\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1,
   "warningProductKey": "OHX-SV-W-122"
  },
  {
   "id": "iem-ww-OHX-SV-W-116-Williamson-wind-2026-07-21",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-21",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-21. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-116"
  },
  {
   "id": "iem-ww-OHX-SV-W-116-Williamson-hail-2026-07-21",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-21",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-21. Storm tag hail: 0.88\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.88,
   "warningProductKey": "OHX-SV-W-116"
  },
  {
   "id": "iem-ww-OHX-SV-W-112-Williamson-wind-2026-07-21",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-21",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-21. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-112"
  },
  {
   "id": "iem-ww-OHX-SV-W-112-Williamson-hail-2026-07-21",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-21",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-21. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-112"
  },
  {
   "id": "iem-ww-OHX-SV-W-114-Williamson-wind-2026-07-21",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-21",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-21. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-114"
  },
  {
   "id": "iem-ww-OHX-SV-W-114-Williamson-hail-2026-07-21",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-21",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-21. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-114"
  },
  {
   "id": "iem-ww-OHX-SV-W-91-Williamson-wind-2026-07-03",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-03",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-03. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-91"
  },
  {
   "id": "iem-ww-OHX-SV-W-91-Williamson-hail-2026-07-03",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-03",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-03. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-91"
  },
  {
   "id": "iem-ww-OHX-SV-W-88-Williamson-wind-2026-07-03",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-03",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-03. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-88"
  },
  {
   "id": "iem-ww-OHX-SV-W-88-Williamson-hail-2026-07-03",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-03",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-03. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-88"
  },
  {
   "id": "iem-ww-OHX-SV-W-90-Williamson-wind-2026-07-03",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-03",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-03. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-90"
  },
  {
   "id": "iem-ww-OHX-SV-W-90-Williamson-hail-2026-07-03",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-03",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-03. Storm tag hail: 1\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1,
   "warningProductKey": "OHX-SV-W-90"
  },
  {
   "id": "iem-ww-OHX-SV-W-94-Williamson-wind-2026-07-03",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-03",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-03. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-94"
  },
  {
   "id": "iem-ww-OHX-SV-W-94-Williamson-hail-2026-07-03",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-03",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-03. Storm tag hail: 1\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1,
   "warningProductKey": "OHX-SV-W-94"
  },
  {
   "id": "iem-ww-OHX-SV-W-76-Williamson-wind-2026-07-02",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-02",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-02. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-76"
  },
  {
   "id": "iem-ww-OHX-SV-W-76-Williamson-hail-2026-07-02",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-02",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-02. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-76"
  },
  {
   "id": "iem-ww-OHX-SV-W-72-Williamson-wind-2026-07-02",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-02",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-02. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-72"
  },
  {
   "id": "iem-ww-OHX-SV-W-72-Williamson-hail-2026-07-02",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-02",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-02. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-72"
  },
  {
   "id": "iem-ww-OHX-SV-W-73-Williamson-wind-2026-07-02",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-02",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-02. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-73"
  },
  {
   "id": "iem-ww-OHX-SV-W-73-Williamson-hail-2026-07-02",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-02",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-02. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-73"
  },
  {
   "id": "iem-ww-OHX-SV-W-75-Williamson-wind-2026-07-02",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-02",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-02. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-75"
  },
  {
   "id": "iem-ww-OHX-SV-W-75-Williamson-hail-2026-07-02",
   "zip": "",
   "city": "Williamson",
   "date": "2026-07-02",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-07-02. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-75"
  },
  {
   "id": "iem-lsr-2026-06-09-wind-36.01--86.52",
   "lat": 36.01,
   "lon": -86.52,
   "zip": "",
   "city": "2 N Smyrna",
   "date": "2026-06-09",
   "county": "Rutherford",
   "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 KMQY Smyrna Airport.",
   "sourceDetail": "NWS OHX — AWOS via Iowa Mesonet",
   "windSpeedMph": 54,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-ww-OHX-SV-W-61-Williamson-wind-2026-06-09",
   "zip": "",
   "city": "Williamson",
   "date": "2026-06-09",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-06-09. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-61"
  },
  {
   "id": "iem-ww-OHX-SV-W-61-Williamson-hail-2026-06-09",
   "zip": "",
   "city": "Williamson",
   "date": "2026-06-09",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-06-09. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-61"
  },
  {
   "id": "iem-lsr-2026-04-28-wind-36.12--86.68",
   "lat": 36.12,
   "lon": -86.68,
   "zip": "",
   "city": "4 N Antioch",
   "date": "2026-04-28",
   "county": "Davidson",
   "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 KBNA Nashville Intl Airport.",
   "sourceDetail": "NWS OHX — ASOS via Iowa Mesonet",
   "windSpeedMph": 56,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-ww-OHX-SV-W-44-Williamson-wind-2026-04-28",
   "zip": "",
   "city": "Williamson",
   "date": "2026-04-28",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-04-28. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-44"
  },
  {
   "id": "iem-ww-OHX-SV-W-44-Williamson-hail-2026-04-28",
   "zip": "",
   "city": "Williamson",
   "date": "2026-04-28",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-04-28. Storm tag hail: 1\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1,
   "warningProductKey": "OHX-SV-W-44"
  },
  {
   "id": "iem-ww-OHX-SV-W-46-Williamson-wind-2026-04-28",
   "zip": "",
   "city": "Williamson",
   "date": "2026-04-28",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-04-28. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-46"
  },
  {
   "id": "iem-ww-OHX-SV-W-46-Williamson-hail-2026-04-28",
   "zip": "",
   "city": "Williamson",
   "date": "2026-04-28",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-04-28. Storm tag hail: 1\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1,
   "warningProductKey": "OHX-SV-W-46"
  },
  {
   "id": "iem-ww-OHX-SV-W-52-Williamson-wind-2026-04-28",
   "zip": "",
   "city": "Williamson",
   "date": "2026-04-28",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-04-28. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-52"
  },
  {
   "id": "iem-ww-OHX-SV-W-52-Williamson-hail-2026-04-28",
   "zip": "",
   "city": "Williamson",
   "date": "2026-04-28",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-04-28. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-52"
  },
  {
   "id": "iem-ww-OHX-SV-W-54-Williamson-wind-2026-04-28",
   "zip": "",
   "city": "Williamson",
   "date": "2026-04-28",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-04-28. Storm tag wind: 70 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 70,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-54"
  },
  {
   "id": "iem-ww-OHX-SV-W-54-Williamson-hail-2026-04-28",
   "zip": "",
   "city": "Williamson",
   "date": "2026-04-28",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-04-28. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-54"
  },
  {
   "id": "ncei-1322372-2026-04-28",
   "lon": 211625,
   "zip": "",
   "city": "FAIRVIEW",
   "date": "2026-04-28",
   "county": "Williamson",
   "source": "NCEI Storm Events Database",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.95,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe thunderstorm winds downed a large tree onto Highway 96 in Fairview. Damages are a rough estimate.",
   "sourceDetail": "Verified by Social Media — NCEI Event #1322372",
   "windSpeedMph": 61,
   "evidenceLevel": "official_backfill"
  },
  {
   "id": "iem-lsr-2026-04-16-wind-36.12--86.68",
   "lat": 36.12,
   "lon": -86.68,
   "zip": "",
   "city": "4 N Antioch",
   "date": "2026-04-16",
   "county": "Davidson",
   "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": "Corrects previous tstm wnd gst report from 4 N Antioch. ASOS station peak gust KBNA Nashville Intl Airport.",
   "sourceDetail": "NWS OHX — ASOS via Iowa Mesonet",
   "windSpeedMph": 52,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-04-16-wind-36.12--86.68",
   "lat": 36.12,
   "lon": -86.68,
   "zip": "",
   "city": "4 N Antioch",
   "date": "2026-04-16",
   "county": "Davidson",
   "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 peak gust KBNA Nashville Intl Airport.",
   "sourceDetail": "NWS OHX — ASOS via Iowa Mesonet",
   "windSpeedMph": 62,
   "evidenceLevel": "observed"
  },
  {
   "id": "ncei-1318993-2026-04-16",
   "lon": 211083,
   "zip": "",
   "city": "FRANKLIN",
   "date": "2026-04-16",
   "county": "Williamson",
   "source": "NCEI Storm Events Database",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.95,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe thunderstorm winds downed multiple trees in the Franklin area. Damages are a rough estimate.",
   "sourceDetail": "Verified by Amateur Radio — NCEI Event #1318993",
   "windSpeedMph": 52,
   "evidenceLevel": "official_backfill"
  },
  {
   "id": "iem-lsr-2026-04-04-wind-36.01--86.52",
   "lat": 36.01,
   "lon": -86.52,
   "zip": "",
   "city": "2 N Smyrna",
   "date": "2026-04-04",
   "county": "Rutherford",
   "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 KMQY Smyrna Airport.",
   "sourceDetail": "NWS OHX — AWOS via Iowa Mesonet",
   "windSpeedMph": 54,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-03-15-wind-36.12--86.68",
   "lat": 36.12,
   "lon": -86.68,
   "zip": "",
   "city": "4 N Antioch",
   "date": "2026-03-15",
   "county": "Davidson",
   "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 KBNA Nashville Intl Airport.",
   "sourceDetail": "NWS OHX — ASOS via Iowa Mesonet",
   "windSpeedMph": 51,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-lsr-2026-03-15-wind-36.12--86.68",
   "lat": 36.12,
   "lon": -86.68,
   "zip": "",
   "city": "4 N Antioch",
   "date": "2026-03-15",
   "county": "Davidson",
   "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 KBNA Nashville Intl Airport.",
   "sourceDetail": "NWS OHX — ASOS via Iowa Mesonet",
   "windSpeedMph": 52,
   "evidenceLevel": "observed"
  },
  {
   "id": "iem-ww-OHX-SV-W-20-Williamson-wind-2026-03-15",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-15. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-20"
  },
  {
   "id": "iem-ww-OHX-SV-W-20-Williamson-hail-2026-03-15",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-15. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-20"
  },
  {
   "id": "iem-ww-OHX-SV-W-22-Williamson-wind-2026-03-15",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-15. Storm tag wind: 70 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 70,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-22"
  },
  {
   "id": "iem-ww-OHX-SV-W-22-Williamson-hail-2026-03-15",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-15. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-22"
  },
  {
   "id": "iem-ww-OHX-SV-W-21-Williamson-wind-2026-03-15",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-15. Storm tag wind: 70 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 70,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-21"
  },
  {
   "id": "iem-ww-OHX-SV-W-21-Williamson-hail-2026-03-15",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-15. Storm tag hail: 1\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1,
   "warningProductKey": "OHX-SV-W-21"
  },
  {
   "id": "iem-ww-OHX-SV-W-24-Williamson-wind-2026-03-15",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-15. Storm tag wind: 70 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 70,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-24"
  },
  {
   "id": "iem-ww-OHX-SV-W-24-Williamson-hail-2026-03-15",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-15. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-24"
  },
  {
   "id": "iem-ww-OHX-TO-W-2-Williamson-tornado-2026-03-15",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "severe",
   "eventType": "tornado",
   "confidence": 0.85,
   "damageTypes": [
    "Structural roof failure",
    "Debris penetration",
    "Complete shingle removal"
   ],
   "description": "Tornado Warning issued by NWS OHX for Williamson on 2026-03-15. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Tornado Warning",
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-TO-W-2"
  },
  {
   "id": "ncei-1312540-2026-03-15",
   "lon": 210240,
   "zip": "",
   "city": "EPWORTH",
   "date": "2026-03-15",
   "county": "Williamson",
   "source": "NCEI Storm Events Database",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.95,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe thunderstorm winds downed trees and limbs on Long Lane in Franklin. Damages are a rough estimate.",
   "sourceDetail": "Verified by Public — NCEI Event #1312540",
   "windSpeedMph": 52,
   "evidenceLevel": "official_backfill"
  },
  {
   "id": "iem-ww-OHX-SV-W-8-Williamson-wind-2026-03-11",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-11",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-11. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-8"
  },
  {
   "id": "iem-ww-OHX-SV-W-8-Williamson-hail-2026-03-11",
   "zip": "",
   "city": "Williamson",
   "date": "2026-03-11",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2026-03-11. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-8"
  },
  {
   "id": "fema-4898-Williamson",
   "zip": "",
   "city": "Williamson",
   "date": "2026-01-22",
   "county": "Williamson",
   "source": "FEMA Declaration",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.95,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Federal disaster declaration: SEVERE WINTER STORM",
   "sourceDetail": "FEMA DR-4898: SEVERE WINTER STORM",
   "evidenceLevel": "official_backfill"
  },
  {
   "id": "iem-lsr-2025-12-18-wind-36.17--86.78",
   "lat": 36.17,
   "lon": -86.78,
   "zip": "",
   "city": "Nashville",
   "date": "2025-12-18",
   "county": "Davidson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.92,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Measured at John C. Tune Airport (KJWN).",
   "sourceDetail": "NWS OHX — AWOS via Iowa Mesonet",
   "windSpeedMph": 59,
   "evidenceLevel": "observed"
  },
  {
   "id": "ncei-1303392-2025-12-18",
   "lon": 208278,
   "zip": "",
   "city": "EPWORTH",
   "date": "2025-12-18",
   "county": "Williamson",
   "source": "NCEI Storm Events Database",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.95,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Trees were reported down on N Chapel Road between TN 96 and Wilson Pike in Franklin.  Damages are a rough estimate.",
   "sourceDetail": "Verified by Social Media — NCEI Event #1303392",
   "windSpeedMph": 52,
   "evidenceLevel": "official_backfill"
  },
  {
   "id": "iem-lsr-2025-11-07-hail-36.04--86.97",
   "lat": 36.04,
   "lon": -86.97,
   "zip": "",
   "city": "7 SE Pegram",
   "date": "2025-11-07",
   "county": "Davidson",
   "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: Quarter (1.00 in.).",
   "sourceDetail": "NWS OHX — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-11-07-hail-36.04--86.95",
   "lat": 36.04,
   "lon": -86.95,
   "zip": "",
   "city": "6 W Forest Hills",
   "date": "2025-11-07",
   "county": "Davidson",
   "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: Quarter (1.00 in.).",
   "sourceDetail": "NWS OHX — Public via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-11-07-hail-35.87--86.71",
   "lat": 35.87,
   "lon": -86.71,
   "zip": "",
   "city": "5 NNW College Grove",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "IEM Local Storm Reports",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.92,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Hail up to quarter size reported near Arrington.",
   "sourceDetail": "NWS OHX — Trained Spotter via Iowa Mesonet",
   "evidenceLevel": "reported",
   "hailSizeInches": 1
  },
  {
   "id": "iem-lsr-2025-11-07-wind-36.07--86.92",
   "lat": 36.07,
   "lon": -86.92,
   "zip": "",
   "city": "4 WSW Belle Meade",
   "date": "2025-11-07",
   "county": "Davidson",
   "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": "60+ mph winds reported in Bellevue by broadcast media and storm chasers. Trees reported down in the area.",
   "sourceDetail": "NWS OHX — Broadcast Media via Iowa Mesonet",
   "windSpeedMph": 60,
   "evidenceLevel": "reported"
  },
  {
   "id": "iem-ww-OHX-SV-W-269-Williamson-wind-2025-11-07",
   "zip": "",
   "city": "Williamson",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-11-07. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-269"
  },
  {
   "id": "iem-ww-OHX-SV-W-269-Williamson-hail-2025-11-07",
   "zip": "",
   "city": "Williamson",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-11-07. Storm tag hail: 1\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1,
   "warningProductKey": "OHX-SV-W-269"
  },
  {
   "id": "iem-ww-OHX-SV-W-268-Williamson-wind-2025-11-07",
   "zip": "",
   "city": "Williamson",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-11-07. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-268"
  },
  {
   "id": "iem-ww-OHX-SV-W-268-Williamson-hail-2025-11-07",
   "zip": "",
   "city": "Williamson",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-11-07. Storm tag hail: 1\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1,
   "warningProductKey": "OHX-SV-W-268"
  },
  {
   "id": "iem-ww-OHX-SV-W-266-Williamson-wind-2025-11-07",
   "zip": "",
   "city": "Williamson",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-11-07. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-266"
  },
  {
   "id": "iem-ww-OHX-SV-W-266-Williamson-hail-2025-11-07",
   "zip": "",
   "city": "Williamson",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-11-07. Storm tag hail: 1\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1,
   "warningProductKey": "OHX-SV-W-266"
  },
  {
   "id": "iem-ww-OHX-SV-W-267-Williamson-wind-2025-11-07",
   "zip": "",
   "city": "Williamson",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-11-07. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-267"
  },
  {
   "id": "iem-ww-OHX-SV-W-267-Williamson-hail-2025-11-07",
   "zip": "",
   "city": "Williamson",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-11-07. Storm tag hail: 1.5\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 1.5,
   "warningProductKey": "OHX-SV-W-267"
  },
  {
   "id": "ncei-1294319-2025-11-07",
   "lon": 207510,
   "zip": "",
   "city": "BERRYS CHAPEL",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "NCEI Storm Events Database",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.95,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe thunderstorm winds downed trees near Highway 431 southeast of Bellevue. Damages are a rough estimate.",
   "sourceDetail": "Verified by Social Media — NCEI Event #1294319",
   "windSpeedMph": 52,
   "evidenceLevel": "official_backfill"
  },
  {
   "id": "ncei-1294332-2025-11-07",
   "lon": 207510,
   "zip": "",
   "city": "BERRYS CHAPEL",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "NCEI Storm Events Database",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.95,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe thunderstorm winds broke or uprooted about eight to ten trees in the area of Chapel Court and Brookside Drive in Franklin. One home had minor tree where a tree fell on it and broke the wooden structure of the soffit. Damages are a rough estimate.",
   "sourceDetail": "Verified by Social Media — NCEI Event #1294332",
   "windSpeedMph": 61,
   "evidenceLevel": "official_backfill"
  },
  {
   "id": "ncei-1294322-2025-11-07",
   "lon": 207510,
   "zip": "",
   "city": "MALLORYS",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "NCEI Storm Events Database",
   "severity": "moderate",
   "eventType": "wind",
   "confidence": 0.95,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe thunderstorm winds downed a tree onto a home on Arrowhead Drive in Brentwood. Damages are a rough estimate.",
   "sourceDetail": "Verified by Social Media — NCEI Event #1294322",
   "windSpeedMph": 52,
   "evidenceLevel": "official_backfill"
  },
  {
   "id": "ncei-1294320-2025-11-07",
   "lon": 207510,
   "zip": "",
   "city": "ARRINGTON",
   "date": "2025-11-07",
   "county": "Williamson",
   "source": "NCEI Storm Events Database",
   "severity": "high",
   "eventType": "hail",
   "confidence": 0.95,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Estimated quarter size hail was reported near Arrington.",
   "sourceDetail": "Verified by Trained Spotter — NCEI Event #1294320",
   "evidenceLevel": "official_backfill",
   "hailSizeInches": 1
  },
  {
   "id": "iem-ww-OHX-SV-W-260-Williamson-wind-2025-09-23",
   "zip": "",
   "city": "Williamson",
   "date": "2025-09-23",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "high",
   "eventType": "wind",
   "confidence": 0.72,
   "damageTypes": [
    "Roof shingle lift",
    "Soffit/fascia damage",
    "Tree strike risk",
    "Fence/screen damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-09-23. Storm tag wind: 60 mph. This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "windSpeedMph": 60,
   "evidenceLevel": "warning",
   "warningProductKey": "OHX-SV-W-260"
  },
  {
   "id": "iem-ww-OHX-SV-W-260-Williamson-hail-2025-09-23",
   "zip": "",
   "city": "Williamson",
   "date": "2025-09-23",
   "county": "Williamson",
   "source": "IEM Watch/Warn Archive",
   "severity": "moderate",
   "eventType": "hail",
   "confidence": 0.72,
   "damageTypes": [
    "Shingle bruising",
    "Granule displacement",
    "Metal denting",
    "Vehicle damage"
   ],
   "description": "Severe Thunderstorm Warning issued by NWS OHX for Williamson on 2025-09-23. Storm tag hail: 0.75\". This is a warning — not a confirmed event.",
   "sourceDetail": "NWS OHX — Severe Thunderstorm Warning",
   "evidenceLevel": "warning",
   "hailSizeInches": 0.75,
   "warningProductKey": "OHX-SV-W-260"
  }
 ]
}