651  
FNUS55 KREV 011014  
FWFREV  
 
FIRE WEATHER PLANNING FORECAST  
NATIONAL WEATHER SERVICE RENO NV  
214 AM PST MON DEC 1 2025  
   
DISCUSSION
 
 
DRY CONDITIONS, NEAR AVERAGE TEMPERATURES, AND LIGHT WINDS ARE  
EXPECTED TODAY ACROSS THE REGION. WE WILL SEE ABOVE AVERAGE  
TEMPERATURES WITH INCREASING RIDGETOP WINDS ON TUESDAY, FOLLOWED  
BY A COLD FRONT PASSAGE TUESDAY NIGHT. BY MID-WEEK, TEMPERATURES  
WILL BE WELL BELOW AVERAGE AND WINDS WILL BECOME BREEZY FROM THE  
EAST TO NORTHEAST. HOWEVER, NO PRECIPITATION IS ASSOCIATED WITH  
THE FRONTAL PASSAGE.  
 
NOTE: THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS.  
NOTE: MIXING HEIGHTS ARE IN FEET ABOVE GROUND LEVEL OF THE VALLEY FLOORS.  
NOTE: PLEASE SEE OPERATING PLAN FOR DETAILED ZONE DESCRIPTIONS  
HTTPS://WWW.WEATHER.GOV/WRH/FIRE?WFO=REV  
 
NVZ420-020030-  
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,  
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-  
214 AM PST MON DEC 1 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........41-51.  
* MID SLOPE........38-48.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......  
* VALLEYS..........37-47%.  
* MID SLOPE........37-47%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........LIGHT WINDS.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-1000 FT AGL INCREASING TO 1100-1600 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........FAIR.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR THEN BECOMING MOSTLY CLOUDY.  
* CHANCE OF THUNDER..0%.  
* MIN TEMPERATURE....  
* VALLEYS..........22-32.  
* MID SLOPE........27-34.  
* 24 HR TREND......5 DEGREES WARMER.  
* MAX HUMIDITY.......  
* VALLEYS..........66-76%.  
* MID SLOPE........47-57%.  
* 24 HR TREND......13% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.  
* RIDGE TOP........LIGHT WINDS.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......800 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........MARGINAL.  
   
TUESDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........50-60.  
* MID SLOPE........48-58.  
* MIN HUMIDITY.......  
* VALLEYS..........32-42%.  
* MID SLOPE........33-43%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........WEST WINDS 10 TO 20 MPH. GUSTS TO 25 MPH  
INCREASING TO 35 MPH LATE IN THE AFTERNOON.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1500-2000 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....WEST 10 TO 15 MPH.  
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.  
 
   
EXTENDED
 
   
TUESDAY NIGHT
 
CLEAR. LOWS 18-28. NORTHWEST WINDS 8 TO 13 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 38-45. LOWS 16-26. SLOPE WINDS.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 41-51. LOWS 16-26. SLOPE WINDS.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 50-60. LOWS 23-33. SLOPE WINDS.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 48-58. LOWS 24-34.  
 

 
 
NVZ421-020030-  
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN  
LYON, AND WESTERN MINERAL COUNTIES-  
214 AM PST MON DEC 1 2025  
   
TODAY
 
 
* SKY/WEATHER........SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........42-52.  
* MID SLOPE........40-50.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......  
* VALLEYS..........23-33%.  
* MID SLOPE........21-31%.  
* 24 HR TREND......10% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......800-1300 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........MARGINAL.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR.  
* CHANCE OF THUNDER..0%.  
* MIN TEMPERATURE....  
* VALLEYS..........22-32.  
* MID SLOPE........26-36.  
* 24 HR TREND......7 DEGREES WARMER.  
* MAX HUMIDITY.......  
* VALLEYS..........54-64%.  
* MID SLOPE........39-49%.  
* 24 HR TREND......22% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.  
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......800 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........MARGINAL.  
   
TUESDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........50-60.  
* MID SLOPE........45-55.  
* MIN HUMIDITY.......  
* VALLEYS..........28-38%.  
* MID SLOPE........28-38%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........WEST WINDS 15 TO 25 MPH. GUSTS TO 30 MPH  
INCREASING TO 40 MPH LATE IN THE AFTERNOON.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 1600-2600 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.  
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE  
AFTERNOON.  
 
   
EXTENDED
 
   
TUESDAY NIGHT
 
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.  
LOWS 16-26. WEST WINDS 7 TO 12 MPH UNTIL EARLY MORNING BECOMING  
DOWNSLOPE 2 TO 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 34-44. LOWS 14-24. NORTHEAST WINDS  
10 TO 15 MPH.    
THURSDAY
 
CLEAR. HIGHS 42-52. LOWS 14-24. SLOPE WINDS.    
FRIDAY
 
CLEAR. HIGHS 50-60. LOWS 21-31. SLOPE WINDS.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 50-60. LOWS 22-32.  
 

 
 
CAZ272-020030-  
GREATER LAKE TAHOE AND TRUCKEE AREA-  
214 AM PST MON DEC 1 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........42-50.  
* MID SLOPE........38-48.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......  
* VALLEYS..........35-45%.  
* MID SLOPE........34-44%.  
* 24 HR TREND......10% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........EAST WINDS 10 TO 15 MPH. GUSTS TO 30 MPH IN THE  
MORNING.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......700-1200 FT AGL.  
* TRANSPORT WINDS....EAST 10 TO 15 MPH.  
* VENTILATION........MARGINAL.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR THEN BECOMING PARTLY CLOUDY.  
* CHANCE OF THUNDER..0%.  
* MIN TEMPERATURE....  
* VALLEYS..........21-31.  
* MID SLOPE........25-35.  
* 24 HR TREND......7 DEGREES WARMER.  
* MAX HUMIDITY.......  
* VALLEYS..........66-76%.  
* MID SLOPE........47-57%.  
* 24 HR TREND......11% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.  
* RIDGE TOP........WEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE  
LATE EVENING AND OVERNIGHT.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......800 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........MARGINAL.  
   
TUESDAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........48-55.  
* MID SLOPE........42-52.  
* MIN HUMIDITY.......  
* VALLEYS..........38-48%.  
* MID SLOPE........36-46%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........WEST WINDS 10 TO 20 MPH INCREASING TO 20 TO 30  
MPH LATE IN THE AFTERNOON. GUSTS TO 40 MPH.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1500-2000 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING NORTHWEST 15 TO 20 MPH IN  
THE AFTERNOON.  
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.  
 
   
EXTENDED
 
   
TUESDAY NIGHT
 
CLEAR. LOWS 16-26. DOWNSLOPE 2 TO 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 32-40. LOWS 16-26. EAST WINDS  
10 TO 15 MPH.    
THURSDAY
 
CLEAR. HIGHS 40-48. LOWS 16-26. SLOPE WINDS.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 48-56. LOWS 23-33. SLOPE WINDS.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 44-52. LOWS 22-32.  
 

 
 
NVZ423-020030-  
WEST HUMBOLDT BASIN IN PERSHING COUNTY-  
214 AM PST MON DEC 1 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........42-48.  
* MID SLOPE........39-47.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......  
* VALLEYS..........28-38%.  
* MID SLOPE........33-43%.  
* 24 HR TREND......6% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH UNTIL LATE  
AFTERNOON BECOMING LIGHT.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1100-1600 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........MARGINAL.  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
* CHANCE OF THUNDER..0%.  
* MIN TEMPERATURE....  
* VALLEYS..........21-31.  
* MID SLOPE........26-33.  
* 24 HR TREND......6 DEGREES WARMER.  
* MAX HUMIDITY.......  
* VALLEYS..........64-74%.  
* MID SLOPE........44-54%.  
* 24 HR TREND......15% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.  
* RIDGE TOP........LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH  
AFTER MIDNIGHT. GUSTS TO 25 MPH IN THE LATE  
EVENING AND OVERNIGHT.  
* CHC WETTING RAIN...5%.  
* MIXING HEIGHT......700 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........POOR.  
   
TUESDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........48-55.  
* MID SLOPE........43-53.  
* MIN HUMIDITY.......  
* VALLEYS..........34-44%.  
* MID SLOPE........38-48%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........WEST WINDS 10 TO 20 MPH WITH GUSTS TO 35 MPH.  
* CHC WETTING RAIN...5%.  
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1200-1700 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.  
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.  
 
   
EXTENDED
 
   
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 18-28. NORTH WINDS 9 TO 14 MPH.   
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 40-46. LOWS 14-24. SLOPE WINDS.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 42-48. LOWS 14-24. SLOPE WINDS.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 48-54. LOWS 22-32. SLOPE WINDS.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 47-52. LOWS 23-33.  
 

 
 
NVZ429-020030-  
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-  
214 AM PST MON DEC 1 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........41-49.  
* MID SLOPE........39-47.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......  
* VALLEYS..........32-42%.  
* MID SLOPE........27-37%.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........LIGHT WINDS.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 1200-1700 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........MARGINAL.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR THEN BECOMING PARTLY CLOUDY.  
* CHANCE OF THUNDER..0%.  
* MIN TEMPERATURE....  
* VALLEYS..........22-32.  
* MID SLOPE........26-35.  
* 24 HR TREND......6 DEGREES WARMER.  
* MAX HUMIDITY.......  
* VALLEYS..........60-70%.  
* MID SLOPE........39-49%.  
* 24 HR TREND......17% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.  
* RIDGE TOP........LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH  
AFTER MIDNIGHT.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......800 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........POOR.  
   
TUESDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........48-58.  
* MID SLOPE........45-55.  
* MIN HUMIDITY.......  
* VALLEYS..........31-41%.  
* MID SLOPE........32-42%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........SOUTHWEST WINDS 10 TO 20 MPH. GUSTS TO 30 MPH  
INCREASING TO 40 MPH LATE IN THE AFTERNOON.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1100-1600 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........POOR INCREASING TO FAIR IN THE AFTERNOON.  
 
   
EXTENDED
 
   
TUESDAY NIGHT
 
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.  
LOWS 19-29. NORTH WINDS 9 TO 14 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 36-46. LOWS 15-25. NORTH WINDS  
10 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 40-48. LOWS 15-25. SLOPE WINDS.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 47-57. LOWS 21-31. SLOPE WINDS.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 49-59. LOWS 23-33.  
 

 
 
CAZ270-278-NVZ458-020030-  
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-  
NORTHERN WASHOE COUNTY-  
214 AM PST MON DEC 1 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........40-50.  
* MID SLOPE........39-47.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......  
* VALLEYS..........30-40%.  
* MID SLOPE........27-37%.  
* 24 HR TREND......8% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 1100-1600 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........FAIR.  
   
TONIGHT
 
 
* SKY/WEATHER........MOSTLY CLOUDY.  
* CHANCE OF THUNDER..0%.  
* MIN TEMPERATURE....  
* VALLEYS..........22-32.  
* MID SLOPE........23-33.  
* 24 HR TREND......6 DEGREES WARMER.  
* MAX HUMIDITY.......  
* VALLEYS..........66-76%.  
* MID SLOPE........54-64%.  
* 24 HR TREND......11% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.  
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.  
* CHC WETTING RAIN...5%.  
* MIXING HEIGHT......700 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........MARGINAL.  
   
TUESDAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........47-57.  
* MID SLOPE........42-52.  
* MIN HUMIDITY.......  
* VALLEYS..........32-42%.  
* MID SLOPE........36-46%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHWEST 8 TO 13  
MPH LATE IN THE AFTERNOON.  
* RIDGE TOP........NORTHWEST WINDS 15 TO 25 MPH. GUSTS TO 35 MPH  
INCREASING TO 40 MPH LATE IN THE AFTERNOON.  
* CHC WETTING RAIN...5%.  
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1700-2700 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING NORTHWEST 15 TO 20 MPH IN  
THE AFTERNOON.  
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE  
AFTERNOON.  
 
   
EXTENDED
 
   
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING CLEAR.  
LOWS 15-25. NORTH WINDS 9 TO 14 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 37-45. LOWS 15-25. SLOPE WINDS.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 41-51. LOWS 16-26. SLOPE WINDS.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 48-58. LOWS 24-34. SLOPE WINDS.    
SATURDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. HIGHS 46-56. LOWS  
23-33.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 44-54.  
 

 
 
CAZ271-020030-  
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-  
214 AM PST MON DEC 1 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........43-53.  
* MID SLOPE........41-51.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......  
* VALLEYS..........30-40%.  
* MID SLOPE........30-40%.  
* 24 HR TREND......11% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........EAST WINDS 10 TO 15 MPH.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 1000-1500 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....EAST 10 TO 15 MPH.  
* VENTILATION........FAIR.  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
* CHANCE OF THUNDER..0%.  
* MIN TEMPERATURE....  
* VALLEYS..........21-31.  
* MID SLOPE........25-35.  
* 24 HR TREND......5 DEGREES WARMER.  
* MAX HUMIDITY.......  
* VALLEYS..........65-75%.  
* MID SLOPE........50-60%.  
* 24 HR TREND......13% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.  
* RIDGE TOP........LIGHT WINDS BECOMING WEST 10 TO 15 MPH WITH  
GUSTS TO 20 MPH AFTER MIDNIGHT.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......700 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........POOR.  
   
TUESDAY
 
 
* SKY/WEATHER........SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........48-58.  
* MID SLOPE........46-55.  
* MIN HUMIDITY.......  
* VALLEYS..........32-42%.  
* MID SLOPE........32-42%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........WEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1500-2000 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.  
* VENTILATION........POOR INCREASING TO VERY GOOD IN THE AFTERNOON.  
 
   
EXTENDED
 
   
TUESDAY NIGHT
 
CLEAR. LOWS 13-23. NORTH WINDS 7 TO 12 MPH UNTIL  
EARLY MORNING BECOMING DOWNSLOPE 2 TO 5 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 38-46. LOWS 13-23. SLOPE WINDS.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 44-52. LOWS 16-26. SLOPE WINDS.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 50-58. LOWS 22-32. SLOPE WINDS.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 45-55. LOWS 21-31.  
 

 
 
CAZ274-020030-  
SOUTHERN MONO COUNTY-  
214 AM PST MON DEC 1 2025  
   
TODAY
 
 
* SKY/WEATHER........SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........43-53.  
* MID SLOPE........39-49.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......  
* VALLEYS..........22-32%.  
* MID SLOPE........25-35%.  
* 24 HR TREND......9% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......800-1300 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........MARGINAL.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR.  
* CHANCE OF THUNDER..0%.  
* MIN TEMPERATURE....  
* VALLEYS..........23-33.  
* MID SLOPE........22-32.  
* 24 HR TREND......6 DEGREES WARMER.  
* MAX HUMIDITY.......  
* VALLEYS..........61-71%.  
* MID SLOPE........40-50%.  
* 24 HR TREND......19% DRIER.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.  
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......800 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
* VENTILATION........MARGINAL.  
   
TUESDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE OF THUNDER..0%.  
* MAX TEMPERATURE....  
* VALLEYS..........49-59.  
* MID SLOPE........45-54.  
* MIN HUMIDITY.......  
* VALLEYS..........28-38%.  
* MID SLOPE........31-41%.  
* 20-FOOT WINDS......  
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.  
* RIDGE TOP........WEST WINDS 15 TO 25 MPH.  
* CHC WETTING RAIN...0%.  
* MIXING HEIGHT......600-1000 FT AGL INCREASING TO 1500-2000 FT AGL  
IN THE AFTERNOON.  
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.  
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.  
 
   
EXTENDED
 
   
TUESDAY NIGHT
 
CLEAR. LOWS 15-25. WEST WINDS 7 TO 12 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 33-43. LOWS 14-24. NORTH WINDS  
10 TO 15 MPH.    
THURSDAY
 
CLEAR. HIGHS 41-51. LOWS 14-24. SLOPE WINDS.    
FRIDAY
 
CLEAR. HIGHS 47-57. LOWS 21-31. SLOPE WINDS.    
SATURDAY THROUGH SUNDAY
 
CLEAR. HIGHS 47-57. LOWS 24-34.  
 

 
 
.8 TO 14 DAY OUTLOOK FOR (MON DEC 8 THROUGH SUN DEC 14)  
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.  
 
=  

 
 
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