NOAA NWS / Event history

Severe Thunderstorm Warning issued October 22 at 1:24PM MST until October 22 at 1:30PM MST by NWS Flagstaff AZ

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

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Bulletin issued: 22 October 2026 at 20:24 UTC
First saved by us: 22 October 2026 at 19:57 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 · Navajo, AZ
Certainty / urgency: Observed / Immediate
Message expiry (not hazard end): 22 October 2026 at 20:34 UTC
Forecast onset / end: 22 October 2026 at 20:24 UTC / 22 October 2026 at 20:30 UTC

Archived official description

The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning will be allowed to expire. However, small hail and heavy rain are still possible with this thunderstorm. A Tornado Watch remains in effect until 800 PM MST /900 PM MDT/ Thursday 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

Saved by us
22 October 2026 at 20:27 UTC
Version 2
Source status changed
Title
Before
Severe Thunderstorm Warning issued October 22 at 12:57PM MST until October 22 at 1:30PM MST by NWS Flagstaff AZ
After
Severe Thunderstorm Warning issued October 22 at 1:24PM MST until October 22 at 1:30PM MST by NWS Flagstaff AZ
Source updated
Before
22 October 2026 at 19:57 UTC
After
22 October 2026 at 20:24 UTC
Effective from
Before
22 October 2026 at 19:57 UTC
After
22 October 2026 at 20:24 UTC
Forecast onset
Before
22 October 2026 at 19:57 UTC
After
22 October 2026 at 20:24 UTC
Message expiry
Before
22 October 2026 at 20:30 UTC
After
22 October 2026 at 20:34 UTC
Message type
Before
Alert
After
Update
Source status
Before
Source alert
After
Source update
Reported area
Before
Apache, AZ; Navajo, AZ
After
Navajo, AZ
Source summary
Before
Severe Thunderstorm Warning · ~~Apache, 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... Navajo County in north central Arizona... Apache County in northeastern Arizona... * Until 130 PM MST /230 PM MDT/. * At 1257 PM MST /157 PM MDT/, a severe thunderstorm was located over Walpi, or 14 miles east of Kykotsmovi Village, moving northeast at 50 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. * Locations impacted include... Pinon, First Mesa, Shongopovi, Keams Canyon, Second Mesa, Low Mountain, Polacca, Sichomovi, Hano, Mishongnovi, Sipaulovi, Toreva, Tewa, Walpi, Whippoorwill, Smoke Signal, Wepo Village and Polacca Airport. This includes the following highways... State Route 264 between mile markers 382 and 401. State Route 87 between mile markers 403 and 406.
After
The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning will be allowed to expire. However, small hail and heavy rain are still possible with this thunderstorm. A Tornado Watch remains in effect until 800 PM MST /900 PM MDT/ Thursday for a portion of north central Arizona.
Official instructions
Before
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing large hail. A Tornado Watch remains in effect until 800 PM MST /900 PM MDT/ Thursday for portions of north central and northeast Arizona.
After
Not supplied
External source link
Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.eb3d5096c7af7a4d37aafff913b5642ac196d573.001.1
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5e6f3a8e1f73eb8fbfad7346b176ad5ea2feecab.001.1
Bulletin issued: 22 October 2026 at 20:24 UTC
View saved version 2
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:3746f2401e77634e091f4dd5", "authorityId": "urn:oid:2.49.0.1.840.0.5e6f3a8e1f73eb8fbfad7346b176ad5ea2feecab.001.1", "sender": "w-nws.webmaster@noaa.gov", "references": [ { "identifier": "urn:oid:2.49.0.1.840.0.eb3d5096c7af7a4d37aafff913b5642ac196d573.001.1", "sender": "w-nws.webmaster@noaa.gov" }, { "identifier": "urn:oid:2.49.0.1.840.0.667c82d77996824b6200e74db50ac8e6a3f61c71.002.1", "sender": "w-nws.webmaster@noaa.gov" } ], "category": "weather", "title": "Severe Thunderstorm Warning issued October 22 at 1:24PM MST until October 22 at 1:30PM MST by NWS Flagstaff AZ", "eventType": "Severe Thunderstorm Warning", "occurredAt": "2026-10-22T20:24:00.000Z", "issuedAt": "2026-10-22T20:24:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-22T20:24:00.000Z", "onsetAt": "2026-10-22T20:24:00.000Z", "expiresAt": "2026-10-22T20:34:00.000Z", "forecastEndAt": "2026-10-22T20:30:00.000Z", "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": "The storm which prompted the warning has weakened below severe\nlimits, and has exited the warned area. Therefore, the warning will\nbe allowed to expire. However, small hail and heavy rain are still\npossible with this thunderstorm.\n\nA Tornado Watch remains in effect until 800 PM MST /900 PM MDT/\nThursday for a portion of north central Arizona.", "instruction": "", "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5e6f3a8e1f73eb8fbfad7346b176ad5ea2feecab.001.1", "source": "nws", "sourceName": "NOAA NWS" }
Visit the external source ↗
The external page may have changed since this version was saved.

First saved record · 22 October 2026 at 19:57 UTC

Saved by us

22 October 2026 at 19:57 UTC

Starting point

First saved record

Our first saved version of Severe Thunderstorm Warning issued October 22 at 12:57PM MST until October 22 at 1:30PM MST by NWS Flagstaff AZ. We have no earlier saved version to compare.

Bulletin issued: 22 October 2026 at 19:57 UTC

View saved version 1

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

{
  "id": "nws:537e2888f33ba23f4e39cb5a",
  "authorityId": "urn:oid:2.49.0.1.840.0.eb3d5096c7af7a4d37aafff913b5642ac196d573.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Severe Thunderstorm Warning issued October 22 at 12:57PM MST until October 22 at 1:30PM MST by NWS Flagstaff AZ",
  "eventType": "Severe Thunderstorm Warning",
  "occurredAt": "2026-10-22T19:57:00.000Z",
  "issuedAt": "2026-10-22T19:57:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-22T19:57:00.000Z",
  "onsetAt": "2026-10-22T19:57:00.000Z",
  "expiresAt": "2026-10-22T20:30:00.000Z",
  "forecastEndAt": "2026-10-22T20:30:00.000Z",
  "severity": "Severe",
  "urgency": "Immediate",
  "certainty": "Observed",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Apache, AZ; Navajo, AZ",
  "coordinates": null,
  "issuer": "NWS Flagstaff AZ",
  "summary": "Severe Thunderstorm Warning · Apache, 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...\nNavajo County in north central Arizona...\nApache County in northeastern Arizona...\n\n* Until 130 PM MST /230 PM MDT/.\n\n* At 1257 PM MST /157 PM MDT/, a severe thunderstorm was located over\nWalpi, or 14 miles east of Kykotsmovi Village, moving northeast at\n50 mph.\n\nHAZARD...Quarter size hail.\n\nSOURCE...Radar indicated.\n\nIMPACT...Damage to vehicles is expected.\n\n* Locations impacted include...\nPinon, First Mesa, Shongopovi, Keams Canyon, Second Mesa, Low\nMountain, Polacca, Sichomovi, Hano, Mishongnovi, Sipaulovi, Toreva,\nTewa, Walpi, Whippoorwill, Smoke Signal, Wepo Village and Polacca\nAirport.\n\nThis includes the following highways...\nState Route 264 between mile markers 382 and 401. State Route 87\nbetween mile markers 403 and 406.",
  "instruction": "Seek shelter inside a well-built structure and stay away from\nwindows. This storm is capable of producing large hail.\n\nA Tornado Watch remains in effect until 800 PM MST /900 PM MDT/\nThursday for portions of north central and northeast Arizona.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.eb3d5096c7af7a4d37aafff913b5642ac196d573.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

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

Severe Thunderstorm Warning issued October 22 at 1:24PM MST until October 22 at 1:30PM MST by NWS Flagstaff AZ

Archived official description

What changed

Source status changed

First saved record