Severe Thunderstorm Warning issued October 22 at 3:57PM MST until October 22 at 4:15PM MST by NWS Tucson AZ

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   22 October 2026 at 22:57 UTC

   Version 2

   Source status changed

   Title

   Before

   Severe Thunderstorm Warning issued October 22 at 3:34PM MST until October 22 at 4:15PM MST by NWS Tucson AZ

   After

   Severe Thunderstorm Warning issued October 22 at 3:57PM MST until October 22 at 4:15PM MST by NWS Tucson AZ

   Source updated

   Before

   22 October 2026 at 22:34 UTC

   After

   22 October 2026 at 22:57 UTC

   Effective from

   Before

   22 October 2026 at 22:34 UTC

   After

   22 October 2026 at 22:57 UTC

   Forecast onset

   Before

   22 October 2026 at 22:34 UTC

   After

   22 October 2026 at 22:57 UTC

   Message type

   Before

   Alert

   After

   Update

   Source status

   Before

   Source alert

   After

   Source update

   Reported area

   Before

   Graham, AZ; Pinal, AZ

   After

   Pinal, AZ

   Source summary

   Before

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

   After

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

   Official description

   Before

   SVRTWC The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... West Central Graham County in southeastern Arizona... Southeastern Pinal County in southeastern Arizona... * Until 415 PM MST. * At 334 PM MST, a severe thunderstorm was located near Oracle, 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... Oracle, Mammoth, Dudleyville and Aravaipa Canyon Wilderness. This includes Route 77 between mile markers 97 and 131.

   After

   At 357 PM MST, a severe thunderstorm was located near Aravaipa Canyon Wilderness, moving northeast at 45 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... Aravaipa Canyon Wilderness.

   Official instructions

   Before

   …ide a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. A Tornado Watch remains in effect until 800 PM MST Thursday for a portion of Southeast Arizona.

   After

   …ide a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail.

   External source link

   Before

   https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.462344c4d86f80acaaface59fc8cff3020366cab.001.1

   After

   https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5ff41e69fc5feb89161db793edb82a9863ac7b57.001.1

   Bulletin issued: 22 October 2026 at 22:57 UTC

   View saved version 2

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

   {
     "id": "nws:b7aa2a4a79ba9bda0aa737d4",
     "authorityId": "urn:oid:2.49.0.1.840.0.5ff41e69fc5feb89161db793edb82a9863ac7b57.001.1",
     "sender": "w-nws.webmaster@noaa.gov",
     "references": [
       {
         "identifier": "urn:oid:2.49.0.1.840.0.462344c4d86f80acaaface59fc8cff3020366cab.001.1",
         "sender": "w-nws.webmaster@noaa.gov"
       },
       {
         "identifier": "urn:oid:2.49.0.1.840.0.b07f7f7d232f3235b9fcc5da44a808a4458e9da8.002.1",
         "sender": "w-nws.webmaster@noaa.gov"
       }
     ],
     "category": "weather",
     "title": "Severe Thunderstorm Warning issued October 22 at 3:57PM MST until October 22 at 4:15PM MST by NWS Tucson AZ",
     "eventType": "Severe Thunderstorm Warning",
     "occurredAt": "2026-10-22T22:57:00.000Z",
     "issuedAt": "2026-10-22T22:57:00.000Z",
     "timeBasis": "Bulletin issued",
     "effectiveAt": "2026-10-22T22:57:00.000Z",
     "onsetAt": "2026-10-22T22:57:00.000Z",
     "expiresAt": "2026-10-22T23:15:00.000Z",
     "forecastEndAt": "2026-10-22T23:15:00.000Z",
     "severity": "Severe",
     "urgency": "Immediate",
     "certainty": "Observed",
     "messageType": "Update",
     "status": "Source update",
     "place": "Pinal, AZ",
     "coordinates": null,
     "issuer": "NWS Tucson AZ",
     "summary": "Severe Thunderstorm Warning · Pinal, AZ. Severe; observed; urgency: immediate.",
     "description": "At 357 PM MST, a severe thunderstorm was located near Aravaipa Canyon\nWilderness, moving northeast at 45 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\nLocations impacted include...\nAravaipa Canyon Wilderness.",
     "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:2.49.0.1.840.0.5ff41e69fc5feb89161db793edb82a9863ac7b57.001.1",
     "source": "nws",
     "sourceName": "NOAA NWS"
   }

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