143  
WWUS75 KVEF 310932  
NPWVEF  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
232 AM PDT SAT MAY 31 2025  
 
AZZ036-CAZ522>524-NVZ016-017-020>022-010600-  
/O.CON.KVEF.XH.W.0001.000000T0000Z-250601T0600Z/  
LAKE MEAD NATIONAL RECREATION AREA-DEATH VALLEY NATIONAL PARK-  
WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-NORTHEAST CLARK  
COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-LAS VEGAS VALLEY-  
LAKE MEAD NATIONAL RECREATION AREA-SOUTHERN CLARK COUNTY-  
INCLUDING THE CITIES OF DESERT ROCK, PAHRUMP, LAUGHLIN, DAGGETT,  
MESQUITE, CAL-NEV-ARI, FORT IRWIN, MOUNTAIN PASS, LAS VEGAS,  
HENDERSON, BOULDER CITY, SEARCHLIGHT, PRIMM, BULLHEAD CITY,  
MOAPA, MOHAVE VALLEY, SHOSHONE, AMARGOSA VALLEY, NORTH LAS VEGAS,  
OATMAN, STOVEPIPE WELLS, FURNACE CREEK, MITCHELL CAVERNS, BAKER,  
INDIAN SPRINGS, HOOVER DAM, BARSTOW, AND OVERTON  
232 AM PDT SAT MAY 31 2025 /232 AM MST SAT MAY 31 2025/  
 
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT /11 PM  
MST/ THIS EVENING...  
 
* WHAT...DANGEROUSLY HOT CONDITIONS WITH A MAJOR RISK FOR HEAT  
RELATED ILLNESS AND IMPACTS.  
 
* WHERE...LAKE MEAD NATIONAL RECREATION AREA, DEATH VALLEY NATIONAL  
PARK, WESTERN MOJAVE DESERT, EASTERN MOJAVE DESERT, NORTHEAST  
CLARK COUNTY, WESTERN CLARK AND SOUTHERN NYE COUNTY, LAS VEGAS  
VALLEY, AND SOUTHERN CLARK COUNTY.  
 
* WHEN...UNTIL 11 PM PDT /11 PM MST/ THIS EVENING.  
 
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING  
EXTREME HEAT EVENTS.  
 
* ADDITIONAL DETAILS...TEMPERATURES TODAY WILL REACH 105 TO 110 IN  
THE LAKE MEAD RECREATION AREA, 100 TO 105 IN THE WESTERN MOJAVE  
DESERT INCLUDING BARSTOW, AND 103 TO 109 IN THE VALLEYS OF  
SOUTHERN NEVADA INCLUDING PAHRUMP, LAS VEGAS, AND MOAPA.  
TEMPERATURES OVER 115 ARE LIKELY IN DEATH VALLEY.  
 
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.  
 
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.  
 
IF YOU DO NOT HAVE AIR CONDITIONING IN YOUR HOME OR LACK SHELTER,  
MONITOR FOR LOCAL COOLING SHELTERS OPENINGS AND ASSISTANCE LOCATING  
APPROPRIATE SHELTER FROM THE HEAT.  
 
 
 
 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT  
HTTP://WEATHER.GOV/LASVEGAS  
 
SM  
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