NOAA NWS / Event history

Severe Thunderstorm Warning issued October 21 at 1:44AM MST until October 21 at 2:15AM MST by NWS Flagstaff AZ

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

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Bulletin issued: 21 October 2026 at 08:44 UTC
First saved by us: 21 October 2026 at 08:55 UTC
Last included in a daily record: 21 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 · Coconino, AZ
Certainty / urgency: Observed / Immediate
Message expiry (not hazard end): 21 October 2026 at 09:15 UTC
Forecast onset / end: 21 October 2026 at 08:44 UTC / 21 October 2026 at 09:15 UTC

Archived official description

SVRFGZ The National Weather Service in Flagstaff has issued a * Severe Thunderstorm Warning for... Coconino County in north central Arizona... * Until 215 AM MST. * At 144 AM MST, a severe thunderstorm was located over Hanging Garden, or 21 miles east of Camp Verde, moving northeast at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Stoneman Lake, Hanging Garden, Happy Jack, T-Bar Ranch, Apache Maid Mountain, Tremaine Lake and West Clear Creek Wilderness. This includes State Route 260 between mile markers 244 and 247.

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.

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 · 21 October 2026 at 08:55 UTC

Saved by us

21 October 2026 at 08:55 UTC

Starting point

First saved record

Our first saved version of Severe Thunderstorm Warning issued October 21 at 1:44AM MST until October 21 at 2:15AM MST by NWS Flagstaff AZ. We have no earlier saved version to compare.

Bulletin issued: 21 October 2026 at 08:44 UTC

View saved version 1

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

{
  "id": "nws:3441cc9800d31c5db1f7ba05",
  "authorityId": "urn:oid:2.49.0.1.840.0.6678f5d9e90e44bb8cfc04ff9997fd9326fa4909.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Severe Thunderstorm Warning issued October 21 at 1:44AM MST until October 21 at 2:15AM MST by NWS Flagstaff AZ",
  "eventType": "Severe Thunderstorm Warning",
  "occurredAt": "2026-10-21T08:44:00.000Z",
  "issuedAt": "2026-10-21T08:44:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-21T08:44:00.000Z",
  "onsetAt": "2026-10-21T08:44:00.000Z",
  "expiresAt": "2026-10-21T09:15:00.000Z",
  "forecastEndAt": "2026-10-21T09:15:00.000Z",
  "severity": "Severe",
  "urgency": "Immediate",
  "certainty": "Observed",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Coconino, AZ",
  "coordinates": null,
  "issuer": "NWS Flagstaff AZ",
  "summary": "Severe Thunderstorm Warning · Coconino, AZ. Severe; observed; urgency: immediate.",
  "description": "SVRFGZ\n\nThe National Weather Service in Flagstaff has issued a\n\n* Severe Thunderstorm Warning for...\nCoconino County in north central Arizona...\n\n* Until 215 AM MST.\n\n* At 144 AM MST, a severe thunderstorm was located over Hanging\nGarden, or 21 miles east of Camp Verde, moving northeast at 35 mph.\n\nHAZARD...60 mph wind gusts and quarter 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...\nStoneman Lake, Hanging Garden, Happy Jack, T-Bar Ranch, Apache Maid\nMountain, Tremaine Lake and West Clear Creek Wilderness.\n\nThis includes State Route 260 between mile markers 244 and 247.",
  "instruction": "Seek shelter inside a well-built structure and stay away from\nwindows. This storm is capable of producing damaging winds and large\nhail.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6678f5d9e90e44bb8cfc04ff9997fd9326fa4909.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

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