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Severe Thunderstorm Warning issued October 21 at 3:16PM MST until October 21 at 3:30PM MST by NWS Flagstaff AZ

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

See what changed ↓Detailed event record ↗
Bulletin issued
21 October 2026 at 22:16 UTC
First saved by us
21 October 2026 at 22:10 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 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 · Navajo, AZ
Certainty / urgency
Observed / Immediate
Message expiry (not hazard end)
21 October 2026 at 22:30 UTC
Forecast onset / end
21 October 2026 at 22:16 UTC / 21 October 2026 at 22:30 UTC

Archived official description

At 316 PM MST, a severe thunderstorm was located 7 miles north of Carrizo, or 17 miles southwest of Show Low, 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... Show Low, Pinetop-Lakeside, Lake of the Woods, Linden, Wagon Wheel, Show Low Lake, Red Top Mountain and Burke Mountain. This includes the following highways... State Route 260 between mile markers 329 and 334...and between mile markers 345 and 349. Highway 60 between mile markers 321 and 339. This includes the following recreation areas and campgrounds... Lewis Canyon Group 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. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Flagstaff AZ. A Tornado Watch remains in effect until 600 PM MST Wednesday for a portion of north central Arizona.

The saved record

What changed

1 update · 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.

Showing 1 change

  1. Saved by us

    Version 2

    Source status changed

    Title
    Before

    Severe Thunderstorm Warning issued October 21 at 3:06PM MST until October 21 at 3:30PM MST by NWS Flagstaff AZ

    After

    Severe Thunderstorm Warning issued October 21 at 3:16PM MST until October 21 at 3:30PM MST by NWS Flagstaff AZ

    Source updated
    Before

    21 October 2026 at 22:06 UTC

    After

    21 October 2026 at 22:16 UTC

    Effective from
    Before

    21 October 2026 at 22:06 UTC

    After

    21 October 2026 at 22:16 UTC

    Forecast onset
    Before

    21 October 2026 at 22:06 UTC

    After

    21 October 2026 at 22:16 UTC

    Message type
    Before

    Alert

    After

    Update

    Source status
    Before

    Source alert

    After

    Source update

    Reported area
    Before

    Gila, AZ; Navajo, AZ

    After

    Navajo, AZ

    Source summary
    Before

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

    After

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

    Official description
    Before

    SVRFGZ The National Weather Service in Flagstaff has issued a * Severe Thunderstorm Warning for... Gila County in east central Arizona... Navajo County in north central Arizona... * Until 330 PM MST. * At 306 PM MST, a severe thunderstorm was located over Carrizo, or 23 miles southwest of Show Low, 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... Show Low, Pinetop-Lakeside, Lake of the Woods, Linden, Wagon Wheel, Carrizo, Rainbow Lake, Show Low Lake, Red Top Mountain and Burke Mountain. This includes the following highways... State Route 260 between mile markers 329 and 334...and between mile markers 345 and 349. Highway 60 between mile markers 312 and 339. State Route 73 between mile markers 311 and 314. This includes the following recreation areas and campgrounds... Lewis Canyon Group Campground and Lakeside Campground.

    After

    At 316 PM MST, a severe thunderstorm was located 7 miles north of Carrizo, or 17 miles southwest of Show Low, 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... Show Low, Pinetop-Lakeside, Lake of the Woods, Linden, Wagon Wheel, Show Low Lake, Red Top Mountain and Burke Mountain. This includes the following highways... State Route 260 between mile markers 329 and 334...and between mile markers 345 and 349. Highway 60 between mile markers 321 and 339. This includes the following recreation areas and campgrounds... Lewis Canyon Group Campground.

    External source link
    Before

    https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.62b3fd71030ccb85e656d398ab3666a111189943.001.1

    After

    https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.701d3935106fb3bdd12193976ba6276c9d04bb0d.002.1

    Bulletin issued: 21 October 2026 at 22:16 UTC

    View saved version 2

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

    {
  "id": "nws:085a8a120559b5128bb97fd4",
  "authorityId": "urn:oid:2.49.0.1.840.0.701d3935106fb3bdd12193976ba6276c9d04bb0d.002.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [
    {
      "identifier": "urn:oid:2.49.0.1.840.0.62b3fd71030ccb85e656d398ab3666a111189943.001.1",
      "sender": "w-nws.webmaster@noaa.gov"
    }
  ],
  "category": "weather",
  "title": "Severe Thunderstorm Warning issued October 21 at 3:16PM MST until October 21 at 3:30PM MST by NWS Flagstaff AZ",
  "eventType": "Severe Thunderstorm Warning",
  "occurredAt": "2026-10-21T22:16:00.000Z",
  "issuedAt": "2026-10-21T22:16:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-21T22:16:00.000Z",
  "onsetAt": "2026-10-21T22:16:00.000Z",
  "expiresAt": "2026-10-21T22:30:00.000Z",
  "forecastEndAt": "2026-10-21T22:30:00.000Z",
  "severity": "Severe",
  "urgency": "Immediate",
  "certainty": "Observed",
  "messageType": "Update",
  "status": "Source update",
  "place": "Navajo, AZ",
  "coordinates": null,
  "issuer": "NWS Flagstaff AZ",
  "summary": "Severe Thunderstorm Warning · Navajo, AZ. Severe; observed; urgency: immediate.",
  "description": "At 316 PM MST, a severe thunderstorm was located 7 miles north of\nCarrizo, or 17 miles southwest of Show Low, moving northeast at 40\nmph.\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...\nShow Low, Pinetop-Lakeside, Lake of the Woods, Linden, Wagon Wheel,\nShow Low Lake, Red Top Mountain and Burke Mountain.\n\nThis includes the following highways...\nState Route 260 between mile markers 329 and 334...and between mile\nmarkers 345 and 349. Highway 60 between mile markers 321 and 339.\n\nThis includes the following recreation areas and campgrounds...\nLewis Canyon Group 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\nTornadoes can develop quickly from severe thunderstorms. Seek shelter\nimmediately in an interior room on the lowest floor of a well-built\nstructure.\n\nReport severe weather to your nearest law enforcement agency or the\nNational Weather Service office in Flagstaff AZ.\n\nA Tornado Watch remains in effect until 600 PM MST Wednesday for a\nportion of north central Arizona.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.701d3935106fb3bdd12193976ba6276c9d04bb0d.002.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}
    Visit the external source ↗

    The external page may have changed since this version was saved.

First saved record · 21 October 2026 at 22:10 UTC

  1. Saved by us

    Starting point

    First saved record

    Our first saved version of Severe Thunderstorm Warning issued October 21 at 3:06PM MST until October 21 at 3:30PM MST by NWS Flagstaff AZ. We have no earlier saved version to compare.

    Bulletin issued: 21 October 2026 at 22:06 UTC

    View saved version 1

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

    {
  "id": "nws:b5d22f35014d3eda573a838f",
  "authorityId": "urn:oid:2.49.0.1.840.0.62b3fd71030ccb85e656d398ab3666a111189943.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Severe Thunderstorm Warning issued October 21 at 3:06PM MST until October 21 at 3:30PM MST by NWS Flagstaff AZ",
  "eventType": "Severe Thunderstorm Warning",
  "occurredAt": "2026-10-21T22:06:00.000Z",
  "issuedAt": "2026-10-21T22:06:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-21T22:06:00.000Z",
  "onsetAt": "2026-10-21T22:06:00.000Z",
  "expiresAt": "2026-10-21T22:30:00.000Z",
  "forecastEndAt": "2026-10-21T22:30:00.000Z",
  "severity": "Severe",
  "urgency": "Immediate",
  "certainty": "Observed",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Gila, AZ; Navajo, AZ",
  "coordinates": null,
  "issuer": "NWS Flagstaff AZ",
  "summary": "Severe Thunderstorm Warning · Gila, AZ; Navajo, AZ. Severe; observed; urgency: immediate.",
  "description": "SVRFGZ\n\nThe National Weather Service in Flagstaff has issued a\n\n* Severe Thunderstorm Warning for...\nGila County in east central Arizona...\nNavajo County in north central Arizona...\n\n* Until 330 PM MST.\n\n* At 306 PM MST, a severe thunderstorm was located over Carrizo, or\n23 miles southwest of Show Low, moving northeast 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\n* Locations impacted include...\nShow Low, Pinetop-Lakeside, Lake of the Woods, Linden, Wagon Wheel,\nCarrizo, Rainbow Lake, Show Low Lake, Red Top Mountain and Burke\nMountain.\n\nThis includes the following highways...\nState Route 260 between mile markers 329 and 334...and between mile\nmarkers 345 and 349. Highway 60 between mile markers 312 and 339.\nState Route 73 between mile markers 311 and 314.\n\nThis includes the following recreation areas and campgrounds...\nLewis Canyon Group Campground and Lakeside 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\nTornadoes can develop quickly from severe thunderstorms. Seek shelter\nimmediately in an interior room on the lowest floor of a well-built\nstructure.\n\nReport severe weather to your nearest law enforcement agency or the\nNational Weather Service office in Flagstaff AZ.\n\nA Tornado Watch remains in effect until 600 PM MST Wednesday for a\nportion of north central Arizona.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.62b3fd71030ccb85e656d398ab3666a111189943.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}
    Visit the external source ↗

    The external page may have changed since this version was saved.