# 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/b9333dc9901c1d1e

[← sources](https://highsignal.app/data)


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-07-23 12:13 ingested 2026-07-24 08:23

[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 temperatures of 105 to 112
degrees expected with Major HeatRisk.

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

* WHEN...From 10 AM Friday to 8 PM MST Saturday.

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

* ADDITIONAL DETAILS...Warm overnight low temperatures of 82 to 88
degrees will provide little to no relief from heat overnight.
Warmest overnight low temperatures expected in the Western Deserts.

## 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The historical document was shared with another weather alert and cannot be attributed to this record.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.