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WWUS75 KVEF 080808
NPWVEF
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
108 AM PDT TUE JUL 8 2025
AZZ002-003-036-CAZ527-NVZ021-091700-
/O.UPG.KVEF.XH.A.0003.250709T1700Z-250710T0300Z/
/O.NEW.KVEF.XH.W.0005.250709T1700Z-250710T0300Z/
LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-LAKE MEAD NATIONAL
RECREATION AREA-SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
LAKE MEAD NATIONAL RECREATION AREA-
INCLUDING THE CITIES OF LAUGHLIN, OATMAN, NEEDLES, BULLHEAD CITY,
LAKE HAVASU CITY, HOOVER DAM, WIKIEUP, MOHAVE VALLEY, YUCCA,
GOLDEN VALLEY, KINGMAN, DESERT HILLS, TOPOCK, DOLAN SPRINGS, AND
VALENTINE
108 AM PDT TUE JUL 8 2025 /108 AM MST TUE JUL 8 2025/
...EXTREME HEAT WARNING IN EFFECT FROM 10 AM PDT /10 AM MST/ TO 8 PM
PDT /8 PM MST/ WEDNESDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS ARE EXPECTED ON WEDNESDAY.
AFTERNOON HIGH TEMPERATURES IN THE COLORADO RIVER VALLEY WILL BE
BETWEEN 110 AND 120 DEGREES. HIGH TEMPERATURES IN THE LOWER
ELEVATIONS OF SOUTHERN MOHAVE COUNTY WILL BE AROUND 110 TO 115
DEGREES.
* WHERE...LAKE MEAD NATIONAL RECREATION AREA, LAKE HAVASU AND FORT
MOHAVE, ARIZONA'S NORTHWEST DESERTS, AND SAN BERNARDINO
COUNTY-UPPER COLORADO RIVER VALLEY.
* WHEN...FROM 10 AM PDT /10 AM MST/ TO 8 PM PDT /8 PM MST/ WEDNESDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
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.
STAY COOL, STAY HYDRATED, STAY INFORMED.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT
HTTP://WEATHER.GOV/LASVEGAS
STESSMAN
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