EXTREME HEAT WARNING
EXTREME HEAT WARNING ISSUED AUGUST 25 AT 12:57PM MST UNTIL AUGUST 29 AT 8:00PM MST
Effective: 2026-08-25 12:57:00
Expires: 2026-08-29 20:00:00
Issued by: NWS Phoenix AZ
Alert Text
* WHAT...DANGEROUSLY HOT CONDITIONS. AFTERNOON TEMPERATURES 107 TO118. MAJOR TO EXTREME HEAT RISK.
* WHERE...PORTIONS OF SOUTHWEST ARIZONA AND SOUTHEAST CALIFORNIA.
* WHEN...UNTIL 8 PM MST 8 PM PDT SATURDAY.
* IMPACTS...INCREASE IN HEAT RELATED ILLNESSES, INCLUDING HEAT CRAMPS, HEAT EXHAUSTION, AND HEAT STROKE. HEAT STROKE CAN LEAD TO DEATH.
More Information
Target Area
PARKER VALLEY, KOFA, YUMA, CENTRAL LA PAZ, SOUTHEAST YUMA COUNTY, GILA RIVER VALLEY, IMPERIAL COUNTY SOUTHWEST, IMPERIAL COUNTY SOUTHEAST, IMPERIAL COUNTY WEST, IMPERIAL VALLEY, PALO VERDE VALLEY, CHUCKWALLA VALLEY
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