EXTREME HEAT WARNING
EXTREME HEAT WARNING ISSUED AUGUST 25 AT 1:02AM PDT UNTIL AUGUST 28 AT 8:00PM PDT
Effective: 2026-08-25 01:02:00
Expires: 2026-08-28 20:00:00
Issued by: NWS Las Vegas NV
Alert Text
* WHAT...DANGEROUSLY HOT CONDITIONS EXPECTED THROUGH THE WORK WEEK,WITH TEMPERATURES UP TO 115 TO 118 ACROSS DEATH VALLEY AND THE COLORADO RIVER VALLEY; UP TO 108 TO 112 ACROSS MOAPA VALLEY, THE LAS VEGAS VALLEY, THE PAHRUMP VALLEY, AND THE MORONGO VALLEY; UP TO 90 TO 95 IN THE HUALAPAI MOUNTAINS. OVERNIGHT LOWS WILL BE IN THE UPPER-80S TO LOW-90S FOR DESERT VALLEYS.
* WHERE...PORTIONS OF NORTHWEST ARIZONA, SOUTHEAST CALIFORNIA, AND SOUTHERN NEVADA.
* WHEN...UNTIL 8 PM PDT 8 PM MST FRIDAY.
* IMPACTS...HEAT-RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING EXTREME HEAT EVENTS.
More Information
Target Area
LAKE HAVASU AND FORT MOHAVE, LAKE MEAD - AZ SIDE, LAKE MOHAVE - AZ SIDE, HUALAPAI MOUNTAINS, NORTHWEST DESERTS, DEATH VALLEY NATIONAL PARK, WESTERN MOJAVE DESERT, EASTERN MOJAVE DESERT, INCLUDING THE MOJAVE NATIONAL PRESERVE, MORONGO BASIN, CADIZ BASIN, SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY, NORTHEAST CLARK COUNTY, WESTERN CLARK AND SOUTHERN NYE COUNTY, LAS VEGAS VALLEY, SOUTHERN CLARK COUNTY, LAKE MEAD - NV SIDE, LAKE MOHAVE - NV SIDE
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