722   
FNUS55 KREV 302141  
FWFREV  
  
FIRE WEATHER PLANNING FORECAST  
NATIONAL WEATHER SERVICE RENO NV  
241 PM PDT THU OCT 30 2025  
   
DISCUSSION  
  
HIGH PRESSURE REMAINS IN PLACE THROUGH EARLY NEXT WEEK,   
PROMOTING LIGHT TERRAIN-DRIVEN WINDS AND MORNING INVERSIONS. LIMITED  
MIXING WILL ALSO PREVAIL. NIGHTLY HUMIDITY RECOVERY WILL BE   
MODERATE, BUT EXPECT DRY AND MILD AFTERNOONS. THE NEXT STORM ON THE   
HORIZON COULD BRING A ROUND OF GUSTY WINDS AND RAIN AROUND THE   
MIDDLE OF NEXT WEEK.  
  
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  
  
NVZ420-311415-  
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,  
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-  
241 PM PDT THU OCT 30 2025  
   
TONIGHT  
  
* SKY/WEATHER........CLOUDY THEN BECOMING CLEAR.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........34-44.   
*   MID SLOPE........37-46.   
*   24 HR TREND......LITTLE CHANGE.   
* MAX HUMIDITY.......   
*   VALLEYS..........63-73%.   
*   MID SLOPE........41-51%.   
*   24 HR TREND......6% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........LIGHT WINDS. GUSTS TO 20 MPH LATE IN THE NIGHT.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......700-1200 FT AGL.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
FRIDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........62-72.   
*   MID SLOPE........60-70.   
*   24 HR TREND......LITTLE CHANGE.   
* MIN HUMIDITY.......   
*   VALLEYS..........19-29%.   
*   MID SLOPE........19-29%.   
*   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 1600-2600 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........FAIR.   
   
FRIDAY NIGHT  
  
* SKY/WEATHER........PARTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........34-44.   
*   MID SLOPE........38-47.   
* MAX HUMIDITY.......   
*   VALLEYS..........57-67%.   
*   MID SLOPE........38-48%.   
* 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......800-1300 FT AGL DECREASING TO 600-800 FT AGL   
                     AFTER MIDNIGHT.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
SATURDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........64-74.   
*   MID SLOPE........64-74.   
* MIN HUMIDITY.......   
*   VALLEYS..........15-25%.   
*   MID SLOPE........16-26%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........LIGHT WINDS.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1600-2600 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........POOR INCREASING TO FAIR IN THE AFTERNOON.   
  
   
EXTENDED  
   
SATURDAY NIGHT  
CLEAR. LOWS 34-44. DOWNSLOPE 2 TO 5 MPH.    
SUNDAY  
CLEAR. HIGHS 65-75. LOWS 34-44. SLOPE WINDS.    
MONDAY THROUGH TUESDAY  
PARTLY CLOUDY. HIGHS 62-72. LOWS 37-47.  
SOUTHWEST WINDS 10 TO 15 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. CHANCE OF RAIN. HIGHS 60-70. LOWS 34-44.   
THURSDAY  
MOSTLY CLOUDY. HIGHS 53-63.   
  
  
  
NVZ421-311415-  
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN  
LYON, AND WESTERN MINERAL COUNTIES-  
241 PM PDT THU OCT 30 2025  
   
TONIGHT  
  
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........32-42.   
*   MID SLOPE........38-48.   
*   24 HR TREND......LITTLE CHANGE.   
* MAX HUMIDITY.......   
*   VALLEYS..........44-54%.   
*   MID SLOPE........32-42%.   
*   24 HR TREND......12% 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......1100-1600 FT AGL DECREASING TO 600-900 FT AGL   
                     AFTER MIDNIGHT.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........FAIR.   
   
FRIDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........64-74.   
*   MID SLOPE........59-69.   
*   24 HR TREND......LITTLE CHANGE.   
* MIN HUMIDITY.......   
*   VALLEYS..........17-25%.   
*   MID SLOPE........17-27%.   
*   24 HR TREND......LITTLE CHANGE.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........WEST WINDS 10 TO 15 MPH SHIFTING TO THE   
                     NORTHWEST IN THE LATE MORNING AND AFTERNOON.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-1100 FT AGL INCREASING TO 2700-3700 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL INCREASING TO FAIR IN THE AFTERNOON.   
   
FRIDAY NIGHT  
  
* SKY/WEATHER........CLEAR THEN BECOMING PARTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........32-42.   
*   MID SLOPE........39-49.   
* MAX HUMIDITY.......   
*   VALLEYS..........43-53%.   
*   MID SLOPE........32-42%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......1000-1500 FT AGL DECREASING TO 600-900 FT AGL   
                     AFTER MIDNIGHT.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
SATURDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........67-77.   
*   MID SLOPE........62-72.   
* MIN HUMIDITY.......   
*   VALLEYS..........14-22%.   
*   MID SLOPE........14-24%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........WEST WINDS 10 TO 15 MPH.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 2200-3200 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL INCREASING TO FAIR IN THE AFTERNOON.   
  
   
EXTENDED  
   
SATURDAY NIGHT  
CLEAR. LOWS 32-42. DOWNSLOPE 2 TO 5 MPH.    
SUNDAY  
CLEAR. HIGHS 66-76. LOWS 32-42. SLOPE WINDS.    
MONDAY THROUGH TUESDAY  
PARTLY CLOUDY. HIGHS 63-73. LOWS 31-41.  
SOUTHWEST WINDS 8 TO 13 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. CHANCE OF SNOW AND A SLIGHT CHANCE OF  
RAIN. HIGHS 60-70. LOWS 27-37.    
THURSDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. HIGHS  
53-63.   
  
  
  
CAZ272-311415-  
GREATER LAKE TAHOE AND TRUCKEE AREA-  
241 PM PDT THU OCT 30 2025  
   
TONIGHT  
  
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING CLEAR.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........31-41.   
*   MID SLOPE........34-44.   
*   24 HR TREND......LITTLE CHANGE.   
* MAX HUMIDITY.......   
*   VALLEYS..........59-69%.   
*   MID SLOPE........40-50%.   
*   24 HR TREND......15% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25   
                     MPH.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......800-1300 FT AGL DECREASING TO 600-800 FT AGL   
                     AFTER MIDNIGHT.   
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.   
* VENTILATION........FAIR.   
   
FRIDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........61-69.   
*   MID SLOPE........56-66.   
*   24 HR TREND......LITTLE CHANGE.   
* MIN HUMIDITY.......   
*   VALLEYS..........23-33%.   
*   MID SLOPE........22-32%.   
*   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 2100-3100 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........FAIR.   
   
FRIDAY NIGHT  
  
* SKY/WEATHER........PARTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........32-42.   
*   MID SLOPE........36-46.   
* MAX HUMIDITY.......   
*   VALLEYS..........55-65%.   
*   MID SLOPE........38-48%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......800-1300 FT AGL DECREASING TO 600-800 FT AGL   
                     AFTER MIDNIGHT.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
SATURDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........63-69.   
*   MID SLOPE........57-67.   
* MIN HUMIDITY.......   
*   VALLEYS..........21-31%.   
*   MID SLOPE........20-30%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1800-2800 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL INCREASING TO FAIR IN THE AFTERNOON.   
  
   
EXTENDED  
   
SATURDAY NIGHT  
CLEAR. LOWS 32-42. DOWNSLOPE 2 TO 5 MPH.    
SUNDAY  
CLEAR. HIGHS 61-69. LOWS 32-42. SLOPE WINDS.    
MONDAY THROUGH TUESDAY  
PARTLY CLOUDY. HIGHS 55-65. LOWS 32-42.  
SLOPE WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. HIGHS 51-59.  
LOWS 28-38.    
THURSDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. HIGHS  
47-53.   
  
  
  
NVZ423-311415-  
WEST HUMBOLDT BASIN IN PERSHING COUNTY-  
241 PM PDT THU OCT 30 2025  
   
TONIGHT  
  
* SKY/WEATHER........CLOUDY THEN BECOMING CLEAR.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........32-42.   
*   MID SLOPE........36-45.   
*   24 HR TREND......LITTLE CHANGE.   
* MAX HUMIDITY.......   
*   VALLEYS..........65-75%.   
*   MID SLOPE........43-53%.   
*   24 HR TREND......4% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........LIGHT WINDS. GUSTS TO 20 MPH IN THE EVENING.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-1100 FT AGL.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
FRIDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........64-70.   
*   MID SLOPE........59-69.   
*   24 HR TREND......LITTLE CHANGE.   
* MIN HUMIDITY.......   
*   VALLEYS..........21-31%.   
*   MID SLOPE........23-33%.   
*   24 HR TREND......4% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........WEST WINDS 10 TO 15 MPH.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1800-2800 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
FRIDAY NIGHT  
  
* SKY/WEATHER........PARTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........33-43.   
*   MID SLOPE........37-46.   
* MAX HUMIDITY.......   
*   VALLEYS..........61-71%.   
*   MID SLOPE........38-48%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........LIGHT WINDS.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......800-1300 FT AGL DECREASING TO 600-700 FT AGL   
                     AFTER MIDNIGHT.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
SATURDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........65-70.   
*   MID SLOPE........62-72.   
* MIN HUMIDITY.......   
*   VALLEYS..........17-27%.   
*   MID SLOPE........18-28%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........LIGHT WINDS. GUSTS TO 20 MPH IN THE MORNING THEN   
                     20 MPH LATE IN THE AFTERNOON.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1400-1900 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........POOR INCREASING TO FAIR IN THE AFTERNOON.   
  
   
EXTENDED  
   
SATURDAY NIGHT  
CLEAR. LOWS 34-44. DOWNSLOPE 2 TO 5 MPH.    
SUNDAY  
CLEAR. HIGHS 68-74. LOWS 34-44. SLOPE WINDS.    
MONDAY THROUGH TUESDAY  
PARTLY CLOUDY. HIGHS 64-73. LOWS 34-44.  
SLOPE WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. HIGHS 65-71. LOWS  
35-45.    
THURSDAY  
MOSTLY CLOUDY. HIGHS 57-63.   
  
  
  
NVZ429-311415-  
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-  
241 PM PDT THU OCT 30 2025  
   
TONIGHT  
  
* SKY/WEATHER........MOSTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........33-43.   
*   MID SLOPE........37-47.   
*   24 HR TREND......LITTLE CHANGE.   
* MAX HUMIDITY.......   
*   VALLEYS..........57-67%.   
*   MID SLOPE........36-46%.   
*   24 HR TREND......5% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........WEST WINDS 10 TO 15 MPH. GUSTS TO 20 MPH LATE IN   
                     THE NIGHT.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......700-1200 FT AGL.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
FRIDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........64-72.   
*   MID SLOPE........62-70.   
*   24 HR TREND......LITTLE CHANGE.   
* MIN HUMIDITY.......   
*   VALLEYS..........17-27%.   
*   MID SLOPE........17-27%.   
*   24 HR TREND......LITTLE CHANGE.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........LIGHT WINDS. GUSTS TO 20 MPH IN THE MORNING.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 1900-2900 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........FAIR.   
   
FRIDAY NIGHT  
  
* SKY/WEATHER........PARTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........34-44.   
*   MID SLOPE........38-47.   
* MAX HUMIDITY.......   
*   VALLEYS..........54-64%.   
*   MID SLOPE........33-43%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH AFTER   
                     MIDNIGHT.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......900-1400 FT AGL DECREASING TO 600-700 FT AGL   
                     AFTER MIDNIGHT.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
SATURDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........67-77.   
*   MID SLOPE........64-74.   
* MIN HUMIDITY.......   
*   VALLEYS..........14-24%.   
*   MID SLOPE........14-24%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........LIGHT WINDS. GUSTS TO 20 MPH IN THE MORNING.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1500-2000 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........FAIR.   
  
   
EXTENDED  
   
SATURDAY NIGHT  
CLEAR. LOWS 34-44. DOWNSLOPE 2 TO 5 MPH.    
SUNDAY  
CLEAR. HIGHS 66-76. LOWS 34-44. SLOPE WINDS.    
MONDAY  
PARTLY CLOUDY. HIGHS 66-76. LOWS 35-45. SLOPE WINDS.    
TUESDAY  
PARTLY CLOUDY. HIGHS 63-73. LOWS 35-45. SLOPE WINDS.    
WEDNESDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. HIGHS 65-75. LOWS  
35-45.    
THURSDAY  
PARTLY CLOUDY. HIGHS 57-65.   
  
  
  
CAZ270-278-NVZ458-311415-  
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-  
NORTHERN WASHOE COUNTY-  
241 PM PDT THU OCT 30 2025  
   
TONIGHT  
  
* SKY/WEATHER........CLOUDY THEN BECOMING CLEAR.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........29-39.   
*   MID SLOPE........32-42.   
*   24 HR TREND......LITTLE CHANGE.   
* MAX HUMIDITY.......   
*   VALLEYS..........72-82%.   
*   MID SLOPE........56-66%.   
*   24 HR TREND......7% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........LIGHT WINDS BECOMING WEST 10 TO 15 MPH IN THE   
                     LATE EVENING AND OVERNIGHT.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......800 FT AGL.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
FRIDAY  
  
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........60-70.   
*   MID SLOPE........59-65.   
*   24 HR TREND......LITTLE CHANGE.   
* MIN HUMIDITY.......   
*   VALLEYS..........24-34%.   
*   MID SLOPE........26-36%.   
*   24 HR TREND......6% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........LIGHT WINDS.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1500-2500 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
FRIDAY NIGHT  
  
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........31-41.   
*   MID SLOPE........34-44.   
* MAX HUMIDITY.......   
*   VALLEYS..........64-74%.   
*   MID SLOPE........51-61%.   
* 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........POOR.   
   
SATURDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........64-74.   
*   MID SLOPE........62-68.   
* MIN HUMIDITY.......   
*   VALLEYS..........18-28%.   
*   MID SLOPE........20-30%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25   
                     MPH.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1700-2700 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.   
  
   
EXTENDED  
   
SATURDAY NIGHT  
CLEAR. LOWS 34-44. DOWNSLOPE 2 TO 5 MPH.    
SUNDAY  
CLEAR. HIGHS 63-73. LOWS 34-44. SLOPE WINDS.    
MONDAY  
PARTLY CLOUDY. HIGHS 62-72. LOWS 34-44. SOUTHWEST WINDS  
10 TO 15 MPH.    
TUESDAY  
MOSTLY CLOUDY. HIGHS 57-67. LOWS 35-45. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. CHANCE OF RAIN. HIGHS 56-66. LOWS 31-41.   
THURSDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. HIGHS  
50-60.   
  
  
  
CAZ271-311415-  
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-  
241 PM PDT THU OCT 30 2025  
   
TONIGHT  
  
* SKY/WEATHER........CLOUDY THEN BECOMING CLEAR.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........28-38.   
*   MID SLOPE........33-43.   
*   24 HR TREND......LITTLE CHANGE.   
* MAX HUMIDITY.......   
*   VALLEYS..........72-82%.   
*   MID SLOPE........51-61%.   
*   24 HR TREND......6% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........LIGHT WINDS.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-1100 FT AGL.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
FRIDAY  
  
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........62-72.   
*   MID SLOPE........61-69.   
*   24 HR TREND......LITTLE CHANGE.   
* MIN HUMIDITY.......   
*   VALLEYS..........22-32%.   
*   MID SLOPE........22-32%.   
*   24 HR TREND......7% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH IN THE MORNING   
                     BECOMING LIGHT.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1900-2900 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
FRIDAY NIGHT  
  
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING CLEAR.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........28-38.   
*   MID SLOPE........35-45.   
* MAX HUMIDITY.......   
*   VALLEYS..........63-73%.   
*   MID SLOPE........46-56%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH AFTER   
                     MIDNIGHT.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-1100 FT AGL.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL.   
   
SATURDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........63-73.   
*   MID SLOPE........61-71.   
* MIN HUMIDITY.......   
*   VALLEYS..........19-29%.   
*   MID SLOPE........19-29%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 20 MPH IN   
                     THE MORNING.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1900-2900 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.   
  
   
EXTENDED  
   
SATURDAY NIGHT  
CLEAR. LOWS 28-38. DOWNSLOPE 2 TO 5 MPH.    
SUNDAY  
CLEAR. HIGHS 62-72. LOWS 28-38. SLOPE WINDS.    
MONDAY  
PARTLY CLOUDY. HIGHS 59-69. LOWS 31-41. SOUTHWEST WINDS  
10 TO 15 MPH.    
TUESDAY  
MOSTLY CLOUDY. HIGHS 54-64. LOWS 30-40. SOUTH WINDS 10 TO  
15 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. CHANCE OF RAIN. HIGHS 51-61. LOWS 28-38.   
THURSDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. HIGHS  
48-56.   
  
  
  
CAZ274-311415-  
SOUTHERN MONO COUNTY-  
241 PM PDT THU OCT 30 2025  
   
TONIGHT  
  
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........32-42.   
*   MID SLOPE........32-42.   
*   24 HR TREND......LITTLE CHANGE.   
* MAX HUMIDITY.......   
*   VALLEYS..........48-58%.   
*   MID SLOPE........35-45%.   
*   24 HR TREND......10% DRIER.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........LIGHT WINDS.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......1300-1800 FT AGL DECREASING TO 600-1000 FT AGL   
                     AFTER MIDNIGHT.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........FAIR.   
   
FRIDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........62-72.   
*   MID SLOPE........58-68.   
*   24 HR TREND......LITTLE CHANGE.   
* MIN HUMIDITY.......   
*   VALLEYS..........13-23%.   
*   MID SLOPE........15-24%.   
*   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......700-1200 FT AGL INCREASING TO 2500-3500 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........FAIR.   
   
FRIDAY NIGHT  
  
* SKY/WEATHER........CLEAR.   
* CHANCE OF THUNDER..0%.   
* MIN TEMPERATURE....   
*   VALLEYS..........33-43.   
*   MID SLOPE........32-42.   
* MAX HUMIDITY.......   
*   VALLEYS..........48-58%.   
*   MID SLOPE........36-46%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.   
*   RIDGE TOP........LIGHT WINDS BECOMING WEST 10 TO 15 MPH IN THE   
                     LATE EVENING AND OVERNIGHT.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......1400-1900 FT AGL DECREASING TO 600-1000 FT AGL   
                     AFTER MIDNIGHT.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........FAIR.   
   
SATURDAY  
  
* SKY/WEATHER........SUNNY.   
* CHANCE OF THUNDER..0%.   
* MAX TEMPERATURE....   
*   VALLEYS..........64-74.   
*   MID SLOPE........61-71.   
* MIN HUMIDITY.......   
*   VALLEYS..........12-22%.   
*   MID SLOPE........14-23%.   
* 20-FOOT WINDS......   
*   VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.   
*   RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.   
* CHC WETTING RAIN...0%.   
* MIXING HEIGHT......600-1000 FT AGL INCREASING TO 1800-2800 FT AGL   
                     IN THE AFTERNOON.   
* TRANSPORT WINDS....LIGHT WINDS.   
* VENTILATION........MARGINAL INCREASING TO FAIR IN THE AFTERNOON.   
  
   
EXTENDED  
   
SATURDAY NIGHT  
CLEAR. LOWS 32-42. DOWNSLOPE 2 TO 5 MPH.    
SUNDAY  
CLEAR. HIGHS 62-72. LOWS 32-42. SLOPE WINDS.    
MONDAY  
PARTLY CLOUDY. HIGHS 60-70. LOWS 31-41. SLOPE WINDS.    
TUESDAY  
PARTLY CLOUDY. HIGHS 58-68. LOWS 31-41. SLOPE WINDS.    
WEDNESDAY  
PARTLY CLOUDY. CHANCE OF SNOW AND A SLIGHT CHANCE OF  
RAIN. HIGHS 56-66. LOWS 27-37.    
THURSDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW. HIGHS 52-62.   
  
  
  
.8 TO 14 DAY OUTLOOK FOR (FRI NOV 7 THROUGH THU NOV 13)  
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.  
  
=  
  
  
HTTP://WEATHER.GOV/RENO  
 
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