NOAA NWS / Event history

Severe Thunderstorm Warning issued October 21 at 6:58PM MST until October 21 at 7:30PM MST by NWS Flagstaff AZ

Severe Thunderstorm Warning · Navajo, AZ. Severe; observed; urgency: immediate.

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Bulletin issued: 22 October 2026 at 01:58 UTC
First saved by us: 22 October 2026 at 02:10 UTC
Last included in a daily record: 22 October 2026
The linked daily edition preserves what we captured that UTC day; this event page is not a live warning.
Source classification: Severe · Source alert

A recent feed check does not mean a new observation. This page preserves source records; it does not establish current safety or warning status.

Issuer / area: NWS Flagstaff AZ · Navajo, AZ
Certainty / urgency: Observed / Immediate
Message expiry (not hazard end): 22 October 2026 at 02:30 UTC
Forecast onset / end: 22 October 2026 at 01:58 UTC / 22 October 2026 at 02:30 UTC

Archived official description

SVRFGZ The National Weather Service in Flagstaff has issued a * Severe Thunderstorm Warning for... Navajo County in north central Arizona... * Until 730 PM MST. * At 658 PM MST, a severe thunderstorm was located over Heber-Overgaard, moving northeast at 40 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Heber-Overgaard, Aripine, Mogollon Airpark and Twin Lake. This includes the following highways... State Route 260 between mile markers 299 and 314. State Route 377 between mile markers 0 and 18. State Route 277 between mile markers 306 and 322. This includes the following recreation areas and campgrounds... Camp Shadow Pines and Tall Timbers County Park.

Instructions in this archived message

Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure.

The saved record

What changed

0 updates · 1 first record

Each update compares two versions we saved. This may not include every update from the source. A missing report does not mean an event has ended.

First saved record · 22 October 2026 at 02:10 UTC

Saved by us

22 October 2026 at 02:10 UTC

Starting point

First saved record

Our first saved version of Severe Thunderstorm Warning issued October 21 at 6:58PM MST until October 21 at 7:30PM MST by NWS Flagstaff AZ. We have no earlier saved version to compare.

Bulletin issued: 22 October 2026 at 01:58 UTC

View saved version 1

Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.

{
  "id": "nws:693ba48104c19cd3e5318c49",
  "authorityId": "urn:oid:2.49.0.1.840.0.8bcea2d6df5b6ef05e22f2ff774430c22186dcd7.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Severe Thunderstorm Warning issued October 21 at 6:58PM MST until October 21 at 7:30PM MST by NWS Flagstaff AZ",
  "eventType": "Severe Thunderstorm Warning",
  "occurredAt": "2026-10-22T01:58:00.000Z",
  "issuedAt": "2026-10-22T01:58:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-22T01:58:00.000Z",
  "onsetAt": "2026-10-22T01:58:00.000Z",
  "expiresAt": "2026-10-22T02:30:00.000Z",
  "forecastEndAt": "2026-10-22T02:30:00.000Z",
  "severity": "Severe",
  "urgency": "Immediate",
  "certainty": "Observed",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Navajo, AZ",
  "coordinates": null,
  "issuer": "NWS Flagstaff AZ",
  "summary": "Severe Thunderstorm Warning · Navajo, AZ. Severe; observed; urgency: immediate.",
  "description": "SVRFGZ\n\nThe National Weather Service in Flagstaff has issued a\n\n* Severe Thunderstorm Warning for...\nNavajo County in north central Arizona...\n\n* Until 730 PM MST.\n\n* At 658 PM MST, a severe thunderstorm was located over\nHeber-Overgaard, moving northeast at 40 mph.\n\nHAZARD...60 mph wind gusts and half dollar size hail.\n\nSOURCE...Radar indicated.\n\nIMPACT...Hail damage to vehicles is expected. Expect wind damage to\nroofs, siding, and trees.\n\n* Locations impacted include...\nHeber-Overgaard, Aripine, Mogollon Airpark and Twin Lake.\n\nThis includes the following highways...\nState Route 260 between mile markers 299 and 314. State Route 377\nbetween mile markers 0 and 18. State Route 277 between mile markers\n306 and 322.\n\nThis includes the following recreation areas and campgrounds...\nCamp Shadow Pines and Tall Timbers County Park.",
  "instruction": "Seek shelter inside a well-built structure and stay away from\nwindows. This storm is capable of producing damaging winds and large\nhail.\n\nTornadoes can develop quickly from severe thunderstorms. Seek shelter\nimmediately in an interior room on the lowest floor of a well-built\nstructure.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.8bcea2d6df5b6ef05e22f2ff774430c22186dcd7.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

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