NOAA NWS / Event history

Severe Thunderstorm Warning issued October 22 at 4:22AM MST until October 22 at 4:30AM MST by NWS Flagstaff AZ

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

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Bulletin issued: 22 October 2026 at 11:22 UTC
First saved by us: 22 October 2026 at 11:25 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 update

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 · Apache, AZ; Navajo, AZ
Certainty / urgency: Observed / Immediate
Message expiry (not hazard end): 22 October 2026 at 11:30 UTC
Forecast onset / end: 22 October 2026 at 11:22 UTC / 22 October 2026 at 11:30 UTC

Archived official description

At 422 AM MST, a severe thunderstorm was located over North Fork, or 10 miles north of Whiteriver, moving north at 40 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... North Fork, Indian Pine, Cooley Lake, Bootleg Lake and Cyclone Lake. This includes the following highways... State Route 73 between mile markers 344 and 357. State Route 473 between mile markers 3 and 10. This includes the following recreation areas and campgrounds... Diamond Creek Campground.

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. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

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 11:25 UTC

Saved by us

22 October 2026 at 11:25 UTC

Starting point

First saved record

Our first saved version of Severe Thunderstorm Warning issued October 22 at 4:22AM MST until October 22 at 4:30AM MST by NWS Flagstaff AZ. We have no earlier saved version to compare.

Bulletin issued: 22 October 2026 at 11:22 UTC

View saved version 1

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

{
  "id": "nws:062447e37a066edddfd1b3bf",
  "authorityId": "urn:oid:2.49.0.1.840.0.d51198e0b10490b4b879e0b2784488e46ab34384.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [
    {
      "identifier": "urn:oid:2.49.0.1.840.0.0caff6b6d3990ae131f3f0616548416f3aef36d7.001.1",
      "sender": "w-nws.webmaster@noaa.gov"
    }
  ],
  "category": "weather",
  "title": "Severe Thunderstorm Warning issued October 22 at 4:22AM MST until October 22 at 4:30AM MST by NWS Flagstaff AZ",
  "eventType": "Severe Thunderstorm Warning",
  "occurredAt": "2026-10-22T11:22:00.000Z",
  "issuedAt": "2026-10-22T11:22:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-22T11:22:00.000Z",
  "onsetAt": "2026-10-22T11:22:00.000Z",
  "expiresAt": "2026-10-22T11:30:00.000Z",
  "forecastEndAt": "2026-10-22T11:30:00.000Z",
  "severity": "Severe",
  "urgency": "Immediate",
  "certainty": "Observed",
  "messageType": "Update",
  "status": "Source update",
  "place": "Apache, AZ; Navajo, AZ",
  "coordinates": null,
  "issuer": "NWS Flagstaff AZ",
  "summary": "Severe Thunderstorm Warning · Apache, AZ; Navajo, AZ. Severe; observed; urgency: immediate.",
  "description": "At 422 AM MST, a severe thunderstorm was located over North Fork, or\n10 miles north of Whiteriver, moving north at 40 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\nLocations impacted include...\nNorth Fork, Indian Pine, Cooley Lake, Bootleg Lake and Cyclone\nLake.\n\nThis includes the following highways...\nState Route 73 between mile markers 344 and 357. State Route 473\nbetween mile markers 3 and 10.\n\nThis includes the following recreation areas and campgrounds...\nDiamond Creek Campground.",
  "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\nTorrential rainfall is also occurring with this storm and may lead to\nflash flooding. Do not drive your vehicle through flooded roadways.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.d51198e0b10490b4b879e0b2784488e46ab34384.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

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