404
WWUS75 KVEF 101652
NPWVEF
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
952 AM PDT THU SEP 10 2026
AZZ002-570-571-576-CAZ522-526-527-NVZ016-017-020-025-026-110300-
/O.CON.KVEF.XH.W.0006.260910T1700Z-260911T0300Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD - AZ SIDE-LAKE MOHAVE - AZ
SIDE-NORTHWEST DESERTS-DEATH VALLEY NATIONAL PARK-CADIZ BASIN-SAN
BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-NORTHEAST CLARK
COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-LAS VEGAS VALLEY-
LAKE MEAD - NV SIDE-LAKE MOHAVE - NV SIDE-
INCLUDING THE CITIES OF SOUTH COVE, LAUGHLIN, BOULDER CITY, DESERT
HILLS, NORTH LAS VEGAS, LAKE HAVASU CITY, KINGMAN, STOVEPIPE WELLS,
DOLAN SPRINGS, HENDERSON, GOLDEN VALLEY, NEEDLES, MESQUITE, VIDAL
JUNCTION, HOOVER DAM, LAS VEGAS, MOAPA, FURNACE CREEK, YUCCA,
PAHRUMP, DESERT ROCK, WIKIEUP, VALENTINE, TEMPLE BAR, OVERTON,
BULLHEAD CITY, SHOSHONE, TOPOCK, INDIAN SPRINGS, AND AMARGOSA VALLEY
952 AM PDT THU SEP 10 2026 /952 AM MST THU SEP 10 2026/
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/
THIS EVENING...
* WHAT...DANGEROUSLY HOT LATE-SEASON CONDITIONS EXPECTED WITH HIGH
TEMPERATURES UP TO 112 TO 116 IN DEATH VALLEY AND THE COLORADO
RIVER VALLEY; UP TO 105 TO 110 IN THE LAS VEGAS VALLEY, MOAPA
VALLEY, AND PAHRUMP VALLEY.
* WHERE...PORTIONS OF NORTHWEST ARIZONA, SOUTHEAST CALIFORNIA, AND
SOUTHERN NEVADA.
* WHEN...UNTIL 8 PM PDT /8 PM MST/ THIS EVENING.
* IMPACTS...HEAT-RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY! CALL 9 1 1.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
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