Extreme Heat Warning Arizona | Effective 03/21/2026 00:39
Public safety alert, emergency alert, and weather alert<br />
Description:<br />
* WHAT...Dangerously hot conditions. Afternoon temperatures 94 to<br />
105. Overexposure can cause heat cramps and heat exhaustion to<br />
develop and, without intervention, can lead to heat stroke.
* WHERE...Apache Junction/Gold Canyon, Cave Creek/New River,<br />
Dripping Springs, Fountain Hills/East Mesa, New River Mesa, Rio<br />
Verde/Salt River, and Superior.
* WHEN...Until 8 PM MST Sunday.
* IMPACTS...Heat related illnesses increase significantly during<br />