Extreme Heat Warning for Northwest Plateau #11801034

EXTREME HEAT WARNING

EXTREME HEAT WARNING ISSUED AUGUST 1 AT 5:22PM PDT UNTIL AUGUST 2 AT 8:00PM PDT

Effective: 2026-08-01 17:22:00 [EXPIRED] Expires: 2026-08-02 20:00:00 Issued by: NWS Las Vegas NV

Alert Text

* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGHS 110 TO 120 DEGREESACROSS THE MOJAVE DESERT. HIGHS 100 TO 110 DEGREES ACROSS MOST OF THE SOUTHERN GREAT BASIN AND ARIZONA STRIP. LITTLE TO NO OVERNIGHT RELIEF IS EXPECTED, PARTICULARLY IN THE MOJAVE DESERT WHERE LOWS OF 80 TO 95 DEGREES ARE FORECAST. THIS WILL RESULT IN MAJOR-TO-EXTREME HEAT RISK.

* WHERE...PORTIONS OF NORTHWEST ARIZONA, SOUTHEAST CALIFORNIA, AND SOUTH CENTRAL AND SOUTHERN NEVADA.

* WHEN...UNTIL 8 PM PDT 8 PM MST SUNDAY.

* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING EXTREME HEAT EVENTS.

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Target Area

NORTHWEST PLATEAU, 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, OWENS VALLEY SOUTH, OWENS VALLEY NORTH, ESMERALDA AND CENTRAL NYE COUNTY, LINCOLN COUNTY, NORTHEAST CLARK COUNTY, WESTERN CLARK AND SOUTHERN NYE COUNTY, LAS VEGAS VALLEY, SOUTHERN CLARK COUNTY, LAKE MEAD - NV SIDE, LAKE MOHAVE - NV SIDE