Severe Thunderstorm Warning issued October 21 at 1:01AM MST until October 21 at 1:15AM MST by NWS Flagstaff AZ

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   21 October 2026 at 08:10 UTC

   Version 2

   Source status changed

   Title

   Before

   Severe Thunderstorm Warning issued October 21 at 12:52AM MST until October 21 at 1:15AM MST by NWS Flagstaff AZ

   After

   Severe Thunderstorm Warning issued October 21 at 1:01AM MST until October 21 at 1:15AM MST by NWS Flagstaff AZ

   Source updated

   Before

   21 October 2026 at 07:52 UTC

   After

   21 October 2026 at 08:01 UTC

   Effective from

   Before

   21 October 2026 at 07:52 UTC

   After

   21 October 2026 at 08:01 UTC

   Forecast onset

   Before

   21 October 2026 at 07:52 UTC

   After

   21 October 2026 at 08:01 UTC

   Message type

   Before

   Alert

   After

   Update

   Source status

   Before

   Source alert

   After

   Source update

   Official description

   Before

   SVRFGZ The National Weather Service in Flagstaff has issued a * Severe Thunderstorm Warning for... Gila County in east central Arizona... Yavapai County in west central Arizona... * Until 115 AM MST. * At 1252 AM MST, a severe thunderstorm was located 13 miles southwest of Childs Power Plant, or 20 miles northeast of Black Canyon City, moving northeast at 40 mph. HAZARD...Two inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Pine, Childs Power Plant, Cedar Bench Wilderness and Pine Mountain Wilderness.

   After

   At 101 AM MST, a severe thunderstorm was located 6 miles southwest of Childs Power Plant, or 19 miles south of Camp Verde, moving northeast 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... Childs Power Plant, Cedar Bench Wilderness and Pine Mountain Wilderness.

   Official instructions

   Before

   Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. This storm is capable of producing all types of severe weather including extremely large hail, destructive straight line winds, and tornadoes. Move quickly to a safe shelter such as an interior room, a bathroom, closet or basement.

   After

   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.

   External source link

   Before

   https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.b16e3685c9dcd3304800e2da1b9c2a9b0b10206f.001.1

   After

   https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f1b84a06393755ad357daa8d0c0da1b747355f22.001.1

   Bulletin issued: 21 October 2026 at 08:01 UTC

   View saved version 2

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

   {
     "id": "nws:1fac32597c4e1d9cee5168ac",
     "authorityId": "urn:oid:2.49.0.1.840.0.f1b84a06393755ad357daa8d0c0da1b747355f22.001.1",
     "sender": "w-nws.webmaster@noaa.gov",
     "references": [
       {
         "identifier": "urn:oid:2.49.0.1.840.0.b16e3685c9dcd3304800e2da1b9c2a9b0b10206f.001.1",
         "sender": "w-nws.webmaster@noaa.gov"
       }
     ],
     "category": "weather",
     "title": "Severe Thunderstorm Warning issued October 21 at 1:01AM MST until October 21 at 1:15AM MST by NWS Flagstaff AZ",
     "eventType": "Severe Thunderstorm Warning",
     "occurredAt": "2026-10-21T08:01:00.000Z",
     "issuedAt": "2026-10-21T08:01:00.000Z",
     "timeBasis": "Bulletin issued",
     "effectiveAt": "2026-10-21T08:01:00.000Z",
     "onsetAt": "2026-10-21T08:01:00.000Z",
     "expiresAt": "2026-10-21T08:15:00.000Z",
     "forecastEndAt": "2026-10-21T08:15:00.000Z",
     "severity": "Severe",
     "urgency": "Immediate",
     "certainty": "Observed",
     "messageType": "Update",
     "status": "Source update",
     "place": "Gila, AZ; Yavapai, AZ",
     "coordinates": null,
     "issuer": "NWS Flagstaff AZ",
     "summary": "Severe Thunderstorm Warning · Gila, AZ; Yavapai, AZ. Severe; observed; urgency: immediate.",
     "description": "At 101 AM MST, a severe thunderstorm was located 6 miles southwest of\nChilds Power Plant, or 19 miles south of Camp Verde, moving northeast\nat 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...\nChilds Power Plant, Cedar Bench Wilderness and Pine Mountain\nWilderness.",
     "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.f1b84a06393755ad357daa8d0c0da1b747355f22.001.1",
     "source": "nws",
     "sourceName": "NOAA NWS"
   }

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