NOAA NWS / Event history

Severe Thunderstorm Watch issued October 21 at 1:36PM MST until October 21 at 9:00PM MST by NWS Phoenix AZ

Severe Thunderstorm Watch · Gila, AZ; Maricopa, AZ; Pinal, AZ. Severe; possible; urgency: future.

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Bulletin issued: 21 October 2026 at 20:36 UTC
First saved by us: 21 October 2026 at 20:40 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 Phoenix AZ · Gila, AZ; Maricopa, AZ; Pinal, AZ
Certainty / urgency: Possible / Future
Message expiry (not hazard end): 22 October 2026 at 04:00 UTC
Forecast onset / end: 21 October 2026 at 20:36 UTC / 22 October 2026 at 04:00 UTC

Archived official description

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 689 IN EFFECT UNTIL 9 PM MST THIS EVENING FOR THE FOLLOWING AREAS IN ARIZONA THIS WATCH INCLUDES 3 COUNTIES IN EAST CENTRAL ARIZONA GILA IN SOUTH CENTRAL ARIZONA MARICOPA IN SOUTHEAST ARIZONA PINAL THIS INCLUDES THE CITIES OF APACHE JUNCTION, CACTUS FOREST, CASA GRANDE, ELOY, FLORENCE, JAKES CORNER, KOHLS RANCH, MESA, PAYSON, PHOENIX, PUNKIN CENTER, RYE, STAR VALLEY, AND TONTO VILLAGE.

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 20:40 UTC

Saved by us

21 October 2026 at 20:40 UTC

Starting point

First saved record

Our first saved version of Severe Thunderstorm Watch issued October 21 at 1:36PM MST until October 21 at 9:00PM MST by NWS Phoenix AZ. We have no earlier saved version to compare.

Bulletin issued: 21 October 2026 at 20:36 UTC

View saved version 1

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

{
  "id": "nws:c44f9f0ec2dc7a2cb556a19e",
  "authorityId": "urn:oid:2.49.0.1.840.0.9725f51528bf44d4f797ff789cbdecbe33c2c599.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Severe Thunderstorm Watch issued October 21 at 1:36PM MST until October 21 at 9:00PM MST by NWS Phoenix AZ",
  "eventType": "Severe Thunderstorm Watch",
  "occurredAt": "2026-10-21T20:36:00.000Z",
  "issuedAt": "2026-10-21T20:36:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-21T20:36:00.000Z",
  "onsetAt": "2026-10-21T20:36:00.000Z",
  "expiresAt": "2026-10-22T04:00:00.000Z",
  "forecastEndAt": "2026-10-22T04:00:00.000Z",
  "severity": "Severe",
  "urgency": "Future",
  "certainty": "Possible",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Gila, AZ; Maricopa, AZ; Pinal, AZ",
  "coordinates": null,
  "issuer": "NWS Phoenix AZ",
  "summary": "Severe Thunderstorm Watch · Gila, AZ; Maricopa, AZ; Pinal, AZ. Severe; possible; urgency: future.",
  "description": "THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH\n689 IN EFFECT UNTIL 9 PM MST THIS EVENING FOR THE FOLLOWING AREAS\n\nIN ARIZONA THIS WATCH INCLUDES 3 COUNTIES\n\nIN EAST CENTRAL ARIZONA\n\nGILA\n\nIN SOUTH CENTRAL ARIZONA\n\nMARICOPA\n\nIN SOUTHEAST ARIZONA\n\nPINAL\n\nTHIS INCLUDES THE CITIES OF APACHE JUNCTION, CACTUS FOREST,\nCASA GRANDE, ELOY, FLORENCE, JAKES CORNER, KOHLS RANCH, MESA,\nPAYSON, PHOENIX, PUNKIN CENTER, RYE, STAR VALLEY,\nAND TONTO VILLAGE.",
  "instruction": "",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9725f51528bf44d4f797ff789cbdecbe33c2c599.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

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