NOAA NWS / Event history
Severe Thunderstorm Warning issued October 21 at 4:22PM MST until October 21 at 4:45PM MST by NWS Flagstaff AZ
Severe Thunderstorm Warning · Gila, AZ; Yavapai, AZ. Severe; observed; urgency: immediate.
- Bulletin issued
- 21 October 2026 at 23:22 UTC
- First saved by us
- 21 October 2026 at 23:25 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 alert
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 · Gila, AZ; Yavapai, AZ
- Certainty / urgency
- Observed / Immediate
- Message expiry (not hazard end)
- 21 October 2026 at 23:45 UTC
- Forecast onset / end
- 21 October 2026 at 23:22 UTC / 21 October 2026 at 23:45 UTC
Archived official description
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 445 PM MST. * At 422 PM MST, a severe thunderstorm was located 22 miles south of Childs Power Plant, or 25 miles southwest of Payson, moving northeast at 50 mph. HAZARD...Ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles. * Locations impacted include... Payson, Star Valley, Pine, Mesa Del Caballo, Round Valley, East Verde Estates, Oxbow Estates, Fort McDonald, Rye, Payson Airport, Payson Rodeo Grounds, Tonto Natural Bridge State Park, Table Mountain, Mazatzal Peak, Chalk Mountain and Sunset Mountain. This includes the following highways... State Route 260 between mile markers 252 and 257. State Route 87 southbound between mile markers 241 and 251. State Route 87 between mile markers 241 and 263. This includes the following recreation areas and campgrounds... Houston Mesa Campground, Rumsey Park and Green Valley Park.
Instructions in this archived message
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing large hail. 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 west central Arizona.
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 · 21 October 2026 at 23:25 UTC
Saved by us
Starting point
First saved record
Our first saved version of Severe Thunderstorm Warning issued October 21 at 4:22PM MST until October 21 at 4:45PM MST by NWS Flagstaff AZ. We have no earlier saved version to compare.
Bulletin issued: 21 October 2026 at 23:22 UTC
View saved version 1
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:7b74dc103677d5b119e7c633", "authorityId": "urn:oid:2.49.0.1.840.0.65fdceb3723ba91319449df2735f23530ec51e75.001.1", "sender": "w-nws.webmaster@noaa.gov", "references": [], "category": "weather", "title": "Severe Thunderstorm Warning issued October 21 at 4:22PM MST until October 21 at 4:45PM MST by NWS Flagstaff AZ", "eventType": "Severe Thunderstorm Warning", "occurredAt": "2026-10-21T23:22:00.000Z", "issuedAt": "2026-10-21T23:22:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-21T23:22:00.000Z", "onsetAt": "2026-10-21T23:22:00.000Z", "expiresAt": "2026-10-21T23:45:00.000Z", "forecastEndAt": "2026-10-21T23:45:00.000Z", "severity": "Severe", "urgency": "Immediate", "certainty": "Observed", "messageType": "Alert", "status": "Source alert", "place": "Gila, AZ; Yavapai, AZ", "coordinates": null, "issuer": "NWS Flagstaff AZ", "summary": "Severe Thunderstorm Warning · Gila, AZ; Yavapai, 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...\nYavapai County in west central Arizona...\n\n* Until 445 PM MST.\n\n* At 422 PM MST, a severe thunderstorm was located 22 miles south of\nChilds Power Plant, or 25 miles southwest of Payson, moving\nnortheast at 50 mph.\n\nHAZARD...Ping pong ball size hail.\n\nSOURCE...Radar indicated.\n\nIMPACT...People and animals outdoors will be injured. Expect damage\nto roofs, siding, windows, and vehicles.\n\n* Locations impacted include...\nPayson, Star Valley, Pine, Mesa Del Caballo, Round Valley, East\nVerde Estates, Oxbow Estates, Fort McDonald, Rye, Payson Airport,\nPayson Rodeo Grounds, Tonto Natural Bridge State Park, Table\nMountain, Mazatzal Peak, Chalk Mountain and Sunset Mountain.\n\nThis includes the following highways...\nState Route 260 between mile markers 252 and 257. State Route 87\nsouthbound between mile markers 241 and 251. State Route 87 between\nmile markers 241 and 263.\n\nThis includes the following recreation areas and campgrounds...\nHouston Mesa Campground, Rumsey Park and Green Valley Park.", "instruction": "Seek shelter inside a well-built structure and stay away from\nwindows. This storm is capable of producing large hail.\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 west central Arizona.", "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.65fdceb3723ba91319449df2735f23530ec51e75.001.1", "source": "nws", "sourceName": "NOAA NWS" }Visit the external source ↗The external page may have changed since this version was saved.