120  
FNUS75 KVEF 251335  
FWSVEF  
 
SPOT FORECAST FOR ROCK FIRE...CAL FIRE  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
635 AM PDT SAT JUL 25 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON JULY 25.  
 
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  
LIGHT, MAINLY DRAINAGE WINDS WILL  
BECOME SOUTHERLY AFTER NOON WITH SPEEDS GENERALLY  
AROUND 5 TO 10 MPH. AN OCCASIONAL GUST TO AROUND  
15 MPH CAN'T BE RULED OUT. HUMIDITY WILL BE SLIGHTLY  
HIGHER TODAY WITH MINIMUMS IN THE LOWER TO MID-30S  
ALONG THE MID-SLOPES, BUT FALLING TO AROUND 10-15  
PERCENT IN THE LOWER VALLEYS. A FEW CLOUDS POSSIBLE  
OVER THE CREST, BUT NO THREAT OF THUNDERSTORMS.  
 
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....68-73.  
MIN HUMIDITY........30-35 PERCENT.  
WINDS:  
20 FT WINDS.......SOUTH WINDS 5 TO 10 MPH.  
10000 FT WINDS....SOUTH AROUND 5 MPH.  
CWR (>= 0.10).......0 PERCENT.  
MIXING HEIGHT.......11500 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 10 KNOTS.  
VENTILATION.........EXCELLENT.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....52-57.  
MAX HUMIDITY........48-53 PERCENT.  
WINDS:  
20 FT WINDS.......WEST WINDS 5 TO 10 MPH.  
10000 FT WINDS....WEST AROUND 5 MPH.  
CWR (>= 0.10).......0 PERCENT.  
MIXING HEIGHT.......7100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 KNOTS.  
VENTILATION.........GOOD.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....69-74.  
MIN HUMIDITY........22-27 PERCENT.  
WINDS:  
20 FT WINDS.......SOUTHWEST WINDS UP TO 10 MPH.  
10000 FT WINDS....SOUTHWEST AROUND 5 MPH.  
CWR (>= 0.10).......0 PERCENT.  
MIXING HEIGHT.......11800 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 KNOTS.  
VENTILATION.........VERY GOOD.  
 
 
FORECASTER...GORELOW  
REQUESTED BY...NICK SHEW  
TYPE OF REQUEST...WILDFIRE  
.TAG 2618146.0/VEF  
.DELDT 07/25/26  
.FORMATTERVERSION 2.0.0  
.EMAIL NICK.SHEW@FIRE.CA.GOV  
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