NOAA NWS / Event history

Severe Thunderstorm Warning issued October 21 at 8:37PM MST until October 21 at 8:45PM MST by NWS Tucson AZ

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

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Bulletin issued: 22 October 2026 at 03:37 UTC
First saved by us: 22 October 2026 at 03:10 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 Tucson AZ · Graham, AZ; Greenlee, AZ
Certainty / urgency: Observed / Immediate
Message expiry (not hazard end): 22 October 2026 at 03:47 UTC
Forecast onset / end: 22 October 2026 at 03:37 UTC / 22 October 2026 at 03:45 UTC

Archived official description

The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until 900 PM MST Wednesday for a portion of Southeast Arizona.

The saved record

What changed

2 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.

Showing 2 changes

Saved by us
22 October 2026 at 03:40 UTC
Version 3
8 recorded details changed
Title
Before
Severe Thunderstorm Warning issued October 21 at 8:20PM MST until October 21 at 8:45PM MST by NWS Tucson AZ
After
Severe Thunderstorm Warning issued October 21 at 8:37PM MST until October 21 at 8:45PM MST by NWS Tucson AZ
Source updated
Before
22 October 2026 at 03:20 UTC
After
22 October 2026 at 03:37 UTC
Effective from
Before
22 October 2026 at 03:20 UTC
After
22 October 2026 at 03:37 UTC
Forecast onset
Before
22 October 2026 at 03:20 UTC
After
22 October 2026 at 03:37 UTC
Message expiry
Before
22 October 2026 at 03:45 UTC
After
22 October 2026 at 03:47 UTC
Official description
Before
At 820 PM MST, a severe thunderstorm was located 9 miles northeast of San Jose, moving north at 30 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... Clifton, San Jose, Safford Regional Airport and Guthrie. This includes the following highways... Route 191 between mile markers 132 and 153...and between mile markers 156 and 160. Route 70 between mile markers 357 and 367.
After
The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until 900 PM MST Wednesday for a portion of Southeast Arizona.
Official instructions
Before
~~Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail.~~
After
Not supplied
External source link
Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6847d49b9ee3c099027c9cab8f8b600900678137.001.1
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.67a77028bc0aec3f430c023efdc9469863cd652f.001.1
Bulletin issued: 22 October 2026 at 03:37 UTC
View saved version 3
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:9dea5ce73c9625f19251a60e", "authorityId": "urn:oid:2.49.0.1.840.0.67a77028bc0aec3f430c023efdc9469863cd652f.001.1", "sender": "w-nws.webmaster@noaa.gov", "references": [ { "identifier": "urn:oid:2.49.0.1.840.0.6847d49b9ee3c099027c9cab8f8b600900678137.001.1", "sender": "w-nws.webmaster@noaa.gov" }, { "identifier": "urn:oid:2.49.0.1.840.0.f1a4c3c43789929847d94d20ff5bd6dd2a8e82a8.001.1", "sender": "w-nws.webmaster@noaa.gov" } ], "category": "weather", "title": "Severe Thunderstorm Warning issued October 21 at 8:37PM MST until October 21 at 8:45PM MST by NWS Tucson AZ", "eventType": "Severe Thunderstorm Warning", "occurredAt": "2026-10-22T03:37:00.000Z", "issuedAt": "2026-10-22T03:37:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-22T03:37:00.000Z", "onsetAt": "2026-10-22T03:37:00.000Z", "expiresAt": "2026-10-22T03:47:00.000Z", "forecastEndAt": "2026-10-22T03:45:00.000Z", "severity": "Severe", "urgency": "Immediate", "certainty": "Observed", "messageType": "Update", "status": "Source update", "place": "Graham, AZ; Greenlee, AZ", "coordinates": null, "issuer": "NWS Tucson AZ", "summary": "Severe Thunderstorm Warning · Graham, AZ; Greenlee, AZ. Severe; observed; urgency: immediate.", "description": "The storm which prompted the warning has moved out of the area.\nTherefore, the warning will be allowed to expire.\n\nA Severe Thunderstorm Watch remains in effect until 900 PM MST\nWednesday for a portion of Southeast Arizona.", "instruction": "", "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.67a77028bc0aec3f430c023efdc9469863cd652f.001.1", "source": "nws", "sourceName": "NOAA NWS" }
Visit the external source ↗
The external page may have changed since this version was saved.
Saved by us
22 October 2026 at 03:25 UTC
Version 2
Source status changed
Title
Before
Severe Thunderstorm Warning issued October 21 at 7:57PM MST until October 21 at 8:45PM MST by NWS Tucson AZ
After
Severe Thunderstorm Warning issued October 21 at 8:20PM MST until October 21 at 8:45PM MST by NWS Tucson AZ
Source updated
Before
22 October 2026 at 02:57 UTC
After
22 October 2026 at 03:20 UTC
Effective from
Before
22 October 2026 at 02:57 UTC
After
22 October 2026 at 03:20 UTC
Forecast onset
Before
22 October 2026 at 02:57 UTC
After
22 October 2026 at 03:20 UTC
Message type
Before
Alert
After
Update
Source status
Before
Source alert
After
Source update
Official description
Before
SVRTWC The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... Southeastern Graham County in southeastern Arizona... Central Greenlee County in southeastern Arizona... * Until 845 PM MST. * At 757 PM MST, a severe thunderstorm was located 8 miles southeast of San Jose, moving north at 25 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... Clifton, Solomon, San Jose, Safford Regional Airport and Guthrie. This includes the following highways... Route 191 between mile markers 131 and 153...and between mile markers 156 and 160. Route 70 between mile markers 342 and 366.
After
At 820 PM MST, a severe thunderstorm was located 9 miles northeast of San Jose, moving north at 30 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... Clifton, San Jose, Safford Regional Airport and Guthrie. This includes the following highways... Route 191 between mile markers 132 and 153...and between mile markers 156 and 160. Route 70 between mile markers 357 and 367.
External source link
Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f1a4c3c43789929847d94d20ff5bd6dd2a8e82a8.001.1
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6847d49b9ee3c099027c9cab8f8b600900678137.001.1
Bulletin issued: 22 October 2026 at 03:20 UTC
View saved version 2
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:d63b5a9edb3886f770c902ff", "authorityId": "urn:oid:2.49.0.1.840.0.6847d49b9ee3c099027c9cab8f8b600900678137.001.1", "sender": "w-nws.webmaster@noaa.gov", "references": [ { "identifier": "urn:oid:2.49.0.1.840.0.f1a4c3c43789929847d94d20ff5bd6dd2a8e82a8.001.1", "sender": "w-nws.webmaster@noaa.gov" } ], "category": "weather", "title": "Severe Thunderstorm Warning issued October 21 at 8:20PM MST until October 21 at 8:45PM MST by NWS Tucson AZ", "eventType": "Severe Thunderstorm Warning", "occurredAt": "2026-10-22T03:20:00.000Z", "issuedAt": "2026-10-22T03:20:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-22T03:20:00.000Z", "onsetAt": "2026-10-22T03:20:00.000Z", "expiresAt": "2026-10-22T03:45:00.000Z", "forecastEndAt": "2026-10-22T03:45:00.000Z", "severity": "Severe", "urgency": "Immediate", "certainty": "Observed", "messageType": "Update", "status": "Source update", "place": "Graham, AZ; Greenlee, AZ", "coordinates": null, "issuer": "NWS Tucson AZ", "summary": "Severe Thunderstorm Warning · Graham, AZ; Greenlee, AZ. Severe; observed; urgency: immediate.", "description": "At 820 PM MST, a severe thunderstorm was located 9 miles northeast of\nSan Jose, moving north at 30 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...\nClifton, San Jose, Safford Regional Airport and Guthrie.\n\nThis includes the following highways...\nRoute 191 between mile markers 132 and 153...and between mile markers\n156 and 160. Route 70 between mile markers 357 and 367.", "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:2.49.0.1.840.0.6847d49b9ee3c099027c9cab8f8b600900678137.001.1", "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 03:10 UTC

Saved by us

22 October 2026 at 03:10 UTC

Starting point

First saved record

Our first saved version of Severe Thunderstorm Warning issued October 21 at 7:57PM MST until October 21 at 8:45PM MST by NWS Tucson AZ. We have no earlier saved version to compare.

Bulletin issued: 22 October 2026 at 02:57 UTC

View saved version 1

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

{
  "id": "nws:13fde746e3b5d5b7048c1b75",
  "authorityId": "urn:oid:2.49.0.1.840.0.f1a4c3c43789929847d94d20ff5bd6dd2a8e82a8.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Severe Thunderstorm Warning issued October 21 at 7:57PM MST until October 21 at 8:45PM MST by NWS Tucson AZ",
  "eventType": "Severe Thunderstorm Warning",
  "occurredAt": "2026-10-22T02:57:00.000Z",
  "issuedAt": "2026-10-22T02:57:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-22T02:57:00.000Z",
  "onsetAt": "2026-10-22T02:57:00.000Z",
  "expiresAt": "2026-10-22T03:45:00.000Z",
  "forecastEndAt": "2026-10-22T03:45:00.000Z",
  "severity": "Severe",
  "urgency": "Immediate",
  "certainty": "Observed",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Graham, AZ; Greenlee, AZ",
  "coordinates": null,
  "issuer": "NWS Tucson AZ",
  "summary": "Severe Thunderstorm Warning · Graham, AZ; Greenlee, AZ. Severe; observed; urgency: immediate.",
  "description": "SVRTWC\n\nThe National Weather Service in Tucson has issued a\n\n* Severe Thunderstorm Warning for...\nSoutheastern Graham County in southeastern Arizona...\nCentral Greenlee County in southeastern Arizona...\n\n* Until 845 PM MST.\n\n* At 757 PM MST, a severe thunderstorm was located 8 miles southeast\nof San Jose, moving north at 25 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...\nClifton, Solomon, San Jose, Safford Regional Airport and Guthrie.\n\nThis includes the following highways...\nRoute 191 between mile markers 131 and 153...and between mile markers\n156 and 160. Route 70 between mile markers 342 and 366.",
  "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.f1a4c3c43789929847d94d20ff5bd6dd2a8e82a8.001.1",
  "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 21 at 8:37PM MST until October 21 at 8:45PM MST by NWS Tucson AZ

Archived official description

What changed

8 recorded details changed

Source status changed

First saved record