EXTREME HEAT WARNING
EXTREME HEAT WARNING ISSUED AUGUST 23 AT 11:45AM MST UNTIL AUGUST 29 AT 8:00PM MST
Effective: 2026-08-23 11:45:00
Expires: 2026-08-29 20:00:00
Issued by: NWS Tucson AZ
Alert Text
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES 98 TO 104DEGREES EXPECTED. OVERNIGHT LOWS 71 TO 78 DEGREES. MAJOR HEATRISK IS EXPECTED TUESDAY THROUGH SATURDAY WITH ISOLATED EXTREME HEATRISK.
* WHERE...EASTERN COCHISE COUNTY BELOW 5000 FEET, UPPER SAN PEDRO RIVER VALLEY, AND UPPER SANTA CRUZ RIVER VALLEY ALTAR VALLEY.
* WHEN...FROM 10 AM TUESDAY TO 8 PM MST SATURDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING EXTREME HEAT EVENTS.
More Information
Target Area
UPPER SANTA CRUZ RIVER AND ALTAR VALLEYS INCLUDING NOGALES, UPPER SAN PEDRO RIVER VALLEY INCLUDING SIERRA VISTA BENSON, EASTERN COCHISE COUNTY BELOW 5000 FEET INCLUDING DOUGLAS WILLCOX
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