700  
FXUS65 KVEF 082127  
AFDVEF  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
227 PM PDT TUE JUL 8 2025  
   
KEY MESSAGES
 
 
* DRY CONDITIONS AND STRONG WINDS WILL RESULT IN CRITICAL FIRE  
WEATHER CONDITIONS ACROSS PORTIONS OF SOUTHERN NEVADA FOR THE  
REMAINDER OF THIS AFTERNOON AND TOMORROW.  
 
* TEMPERATURES ACROSS THE REGION WILL CONTINUE TO INCREASE EACH DAY  
THROUGH MID-WEEK AS HIGH PRESSURE BUILDS OVER THE AREA. AN EXTREME  
HEAT WARNING IS IN EFFECT FOR SOUTHERN MOHAVE COUNTY AND THE  
COLORADO RIVER VALLEY ON WEDNESDAY AS TEMPERATURES PEAK IN THE  
EASTERN PORTIONS OF OUR FORECAST AREA.  
 

 
   
DISCUSSION
 
THROUGH THIS WEEKEND.  
 
THE COMBINATION OF DRY FUELS, LOW HUMIDITY, AND BREEZY SOUTHERLY-  
TO-SOUTHWESTERLY WINDS WILL RESULT IN CRITICAL FIRE WEATHER  
CONDITIONS ACROSS PORTIONS OF SOUTHERN NEVADA TODAY AND TOMORROW.  
A RED FLAG WARNING IS IN EFFECT FOR NYE AND ESMERALDA COUNTIES WHICH  
WILL EXPIRE AT 8PM THIS EVENING. THE FIRE WEATHER WATCH THAT WAS IN  
EFFECT FOR PORTIONS OF LINCOLN COUNTY WEDNESDAY HAS BEEN UPGRADED TO  
A RED FLAG WARNING THAT WILL RUN FROM 10 AM TO 8 PM TOMORROW. FOR  
MORE DETAILS, SEE THE FIRE WEATHER SECTION BELOW.  
 
TEMPERATURES WILL CONTINUE TO INCREASE AS A HIGH PRESSURE RIDGE  
BUILDS OVER THE AREA. BY TOMORROW, SOUTHERN MOHAVE COUNTY AND THE  
COLORADO RIVER VALLEY WILL SEE WIDESPREAD MAJOR (LEVEL 3 OF 4)  
HEATRISK WHERE AN EXTREME HEAT WARNING REMAINS IN PLACE. A SHORTWAVE  
TROUGH WILL SWING THROUGH THE GREAT BASIN ON WEDNESDAY, WHICH WILL  
RESULT IN TEMPERATURES COOLING A SLIGHTLY FROM WEDNESDAY TO  
THURSDAY. IN RESPONSE TO THE SHORTWAVE MOVING THOUGH TO OUR NORTH,  
WE WILL SEE THE RIDGE AXIS SHIFT OVER THE WESTERN HALF OF OUR  
FORECAST AREA ON THURSDAY. THIS WILL ALLOW FOR TEMPERATURES ACROSS  
OUR WESTERN ZONES TO INCREASE AS WE HEAD INTO THE WEEKEND.  
MEANWHILE, OUR FAR SOUTHEASTERN ZONES WILL SEE TEMPERATURES "COOL"  
BACK DOWN TO NEAR NORMAL AS WE HEAD INTO THE WEEKEND BEFORE HEATING  
BACK UP AS WE HEAD INTO NEXT WEEK.  
 

 
   
AVIATION...FOR HARRY REID...FOR THE 00Z FORECAST PACKAGE
 
 
SOUTHWEST WINDS WITH GUSTS 18-22KT ARE EXPECTED THROUGH THE  
REMAINDER OF THE AFTERNOON AND EARLY EVENING BEFORE DIMINISHING. VFR  
CONDITIONS WILL PREVAIL WITH PASSING MID AND HIGH CLOUDS THIS  
AFTERNOON AND TONIGHT, AND TEMPERATURES EXPECTED TO REMAIN ABOVE  
100F THROUGH 04Z AND PEAKING AT 107 AROUND 01Z. SIMILAR WIND  
CONDITIONS WEDNESDAY WITH AFTERNOON SOUTHWEST GUSTS 18-22KT.  
TEMPERATURES WILL ONCE AGAIN CLIMB ABOVE 100F BETWEEN 17Z AND 05Z  
AND PEAK AROUND 110F BETWEEN 00Z-01Z.  
 
FOR THE REST OF SOUTHERN NEVADA, NORTHWEST ARIZONA AND SOUTHEAST  
CALIFORNIA...FOR THE 00Z FORECAST PACKAGE...SOUTHWEST WINDS WITH  
GUSTS TO 15-25KT EXPECTED FOR MOST AREAS INTO THIS EVENING BEFORE  
DIMINISHING. WINDS WILL REMAIN GENERALLY LIGHT OVER THE WESTERN  
MOJAVE DESERT, BUT EXPECT TO SEE WESTERLY WINDS INCREASE AFTER 00Z  
WITH GUSTS TO AROUND 20KT. GUSTS WILL NOT BE AS PREVALENT ACROSS THE  
LOWER COLORADO RIVER VALLEY, THOUGH INTERMITTENT GUSTS TO 10-15KT  
ARE POSSIBLE INTO THIS EVENING. VFR CONDITIONS WILL PREVAIL WITH MID  
AND HIGH CLOUDS THIS AFTERNOON ONWARD.  
 

 
   
FIRE WEATHER
 
A RED FLAG WARNING REMAINS IN PLACE UNTIL 8PM THIS  
EVENING FOR ESMERALDA AND CENTRAL NYE COUNTIES WHERE SOUTHWEST WINDS  
BETWEEN 15-25 MPH WITH GUSTS BETWEEN 30-35 MPH EXPECTED. WINDS WILL  
THEN DIMINISH TO BELOW CRITERIA THROUGH THE OVERNIGHT PERIOD. THE  
AREA OF LOW PRESSURE OFF THE CA COAST RESPONSIBLE FOR THE GUSTY  
WINDS TODAY WILL SHIFT EAST TONIGHT. THIS WILL CAUSE THE BELT OF  
GUSTY SOUTHWEST WINDS TO SHIFT EAST WEDNESDAY AND MORE INTO PORTIONS  
OF LINCOLN COUNTY. THE FIRE WEATHER WATCH FOR LINCOLN COUNTY HAS  
BEEN UPGRADED TO A RED FLAG WARNING WHICH WILL RUN FROM 10AM TO 8PM  
FOR FIRE WEATHER ZONE 461. SUSTAINED WINDS 20-25 MPH ALONG WITH  
GUSTS TO AROUND 35 MPH COMBINED WITH SINGLE DIGIT HUMIDITY WILL LEAD  
TO CRITICAL FIRE WEATHER CONDITIONS. RECREATION WITH SPARKS AND  
OUTDOOR BURNING IS NOT RECOMMENDED AS ANY FIRES THAT START WILL  
DEVELOP AND SPREAD QUICKLY.  
 

 
   
SPOTTER INFORMATION STATEMENT
 
SPOTTERS ARE ENCOURAGED TO REPORT  
ANY SIGNIFICANT WEATHER OR IMPACTS ACCORDING TO STANDARD OPERATING  
PROCEDURES.  
 

 
 

 
 
DISCUSSION...GORELOW  
 
FOR MORE FORECAST INFORMATION...SEE US ON OUR WEBPAGE:  
HTTPS://WEATHER.GOV/LASVEGAS OR FOLLOW US ON FACEBOOK AND TWITTER  
 
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