624  
FNUS75 KVEF 211251  
FWSVEF  
 
SPOT FORECAST FOR ONE WAY...CCIFC  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
551 AM PDT THU AUG 21 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 MST ON AUGUST 21.  
 
IF CONDITIONS BECOME UNREPRESENTATIVE...OR IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST...PLEASE CONTACT OUR OFFICE AT  
(702) 263-9750.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
HOT AND DRY CONDITIONS CONTINUE AT THE ONE WAY FIRE,  
WITH RHS DROPPING TO AROUND 15% BOTH TODAY AND FRIDAY, AND ONLY  
FAIR NOCTURNAL RECOVERY ANTICIPATED TONIGHT. ISOLATED SHOWERS AND  
THUNDERSTORMS ARE EXPECTED TO DEVELOP TODAY MAINLY EAST AND NORTH  
OF THE WILDFIRE, THOUGH LIGHTNING AND OUTFLOW BOUNDARIES PRODUCING  
ERRATIC GUSTY WINDS WILL STILL BE THREATS. THUNDERSTORM ACTIVITY  
WILL BECOME MORE WIDESPREAD ON FRIDAY, WITH LIGHTNING, GUSTY WINDS,  
AND WETTING RAIN ALL POSSIBLE. 20FT WINDS WILL REMAIN LIGHT OUT OF  
THE WEST TO SOUTHWEST THROUGH FRIDAY, BARRING STORMS OR OUTFLOW  
BOUNDARIES IN THE VICINITY.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY. HAZE THROUGH THE DAY. AREAS OF SMOKE IN  
THE AFTERNOON. ISOLATED SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....93-96.  
MIN HUMIDITY........13-16 PERCENT.  
WINDS:  
20 FT WINDS.......WEST WINDS AROUND 5 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS IN THE  
AFTERNOON.  
10000 FT WINDS....SOUTHWEST AROUND 5 MPH.  
CWR (>= 0.10).......0 PERCENT.  
MIXING HEIGHT.......13400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 KNOTS.  
VENTILATION.........VERY GOOD.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....73-76.  
MAX HUMIDITY........26-29 PERCENT.  
WINDS:  
20 FT WINDS.......SOUTHWEST WINDS AROUND 5 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
10000 FT WINDS....WEST AROUND 10 MPH.  
CWR (>= 0.10).......0 PERCENT.  
MIXING HEIGHT.......8000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 KNOTS.  
VENTILATION.........GOOD.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....94-97.  
MIN HUMIDITY........13-16 PERCENT.  
WINDS:  
20 FT WINDS.......SOUTHWEST WINDS AROUND 5 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS IN THE  
AFTERNOON.  
10000 FT WINDS....NORTH AROUND 5 MPH.  
CWR (>= 0.10).......0 PERCENT.  
MIXING HEIGHT.......13600 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 KNOTS.  
VENTILATION.........EXCELLENT.  
 

 
FORECASTER...PHILLIPSON  
REQUESTED BY...KADE LUND  
TYPE OF REQUEST...WILDFIRE  
.TAG 2520350.0/VEF  
.DELDT 08/21/25  
.FORMATTERVERSION 2.0.0  
.EMAIL KADELAMARLUND@GMAIL.COM,UTCDC@FIRENET.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab NV Page
The Nexlab AZ Page
The Nexlab CA Page Main Text Page