# Extreme Heat Warning: Western Pima County Including Ajo/Organ Pipe Cactus National Monument; Tohono O'odham Nation including Sells; Tucson Metro Area including Tucson/Green Valley/Marana/Vail; South Central Pinal County including Eloy/Picacho Peak State Park; Southeast Pinal County including Kearny/Mammoth/Oracle; Upper Gila River and Aravaipa Valleys including Clifton/Safford — retained record

> Retained us-gov-api record from us-gov-api:noaa-weather.

Canonical: https://highsignal.app/data/records/d73bcec413376a3f

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source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-08-23 11:45 ingested 2026-08-24 06:53

[original source ↗](http://www.weather.gov/)

## extract

Extreme Heat Warning — Western Pima County Including Ajo/Organ Pipe Cactus National Monument; Tohono O'odham Nation including Sells; Tucson Metro Area including Tucson/Green Valley/Marana/Vail; South Central Pinal County including Eloy/Picacho Peak State Park; Southeast Pinal County including Kearny/Mammoth/Oracle; Upper Gila River and Aravaipa Valleys including Clifton/Safford
Severity: Severe. Certainty: Likely.
* WHAT...Dangerously hot conditions with high temperatures ranging
between 103 to 111 degrees and low temperatures 79 to 85 degrees.
Major HeatRisk is expected through Tuesday and then widespread
Major to Extreme HeatRisk Wednesday through Saturday.

* WHERE...Pinal County, Tohono O'odham Nation, Tucson Metro Area,
Upper Gila River Valley, and Western Pima County.

* WHEN...Until 8 PM MST Saturday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.

## retained text

The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.