043
FNUS55 KREV 151008
FWFREV
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE RENO NV
308 AM PDT FRI AUG 15 2025
DISCUSSION
ISOLATED SHOWERS AND STORMS ARE POSSIBLE EACH AFTERNOON THROUGH
SATURDAY IN MONO, MINERAL AND SOUTHERN LYON COUNTIES, WITH STORM
CHANCES INCREASING IN NORTHEAST CA AND NORTHWEST NV THIS WEEKEND.
OTHERWISE, EXPECT DRY CONDITIONS WITH TYPICAL AFTERNOON BREEZES,
EXCEPT FOR A MINOR INCREASE IN WINDS THIS WEEKEND. COOLER CONDITIONS
THIS WEEKEND WILL BE FOLLOWED BY A SLOW WARMING TREND 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
NVZ420-160045-
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-
308 AM PDT FRI AUG 15 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........82-92.
* MID SLOPE........80-90.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........10-20%.
* MID SLOPE........12-19%.
* 24 HR TREND......4% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH. GUSTS TO 20 MPH LATE IN
THE AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1500-2000 FT AGL INCREASING TO 8000-9000 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........49-59.
* MID SLOPE........53-63.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........50-60%.
* MID SLOPE........37-47%.
* 24 HR TREND......9% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......5300-6300 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 20 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........MOSTLY SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........80-90.
* MID SLOPE........78-88.
* MIN HUMIDITY.......
* VALLEYS..........13-23%.
* MID SLOPE........15-25%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 7 TO 12
MPH WITH GUSTS TO 20 MPH LATE IN THE
AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......1100-1600 FT AGL INCREASING TO 6400-7400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING CLEAR.
LOWS 47-57. WEST WINDS 9 TO 17 MPH.
SUNDAY
CLEAR. HIGHS 76-86. LOWS 45-55. WEST WINDS 10 TO 15 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 80-90. LOWS 45-55. WEST WINDS
8 TO 13 MPH.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 84-94. LOWS 48-58.
NVZ421-160045-
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN
LYON, AND WESTERN MINERAL COUNTIES-
308 AM PDT FRI AUG 15 2025
TODAY
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE OF THUNDER..10%.
* MAX TEMPERATURE....
* VALLEYS..........81-91.
* MID SLOPE........75-85.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........11-21%.
* MID SLOPE........10-20%.
* 24 HR TREND......7% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHWEST 9 TO 14
MPH IN THE AFTERNOON.
* RIDGE TOP........LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE LATE MORNING AND AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......1800-2800 FT AGL INCREASING TO 10300-11300 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING CLEAR. SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING.
* CHANCE OF THUNDER..10%.
* MIN TEMPERATURE....
* VALLEYS..........41-51.
* MID SLOPE........55-65.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........54-64%.
* MID SLOPE........34-44%.
* 24 HR TREND......17% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH BECOMING DOWNSLOPE 2 TO 5
MPH AFTER MIDNIGHT.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......5200-6200 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE OF THUNDER..20%.
* MAX TEMPERATURE....
* VALLEYS..........79-89.
* MID SLOPE........72-82.
* MIN HUMIDITY.......
* VALLEYS..........12-22%.
* MID SLOPE........12-22%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 5 TO 10 MPH
WITH GUSTS TO 20 MPH LATE IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH
LATE IN THE AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......1400-1900 FT AGL INCREASING TO 7500-8500 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS 38-48. WEST WINDS 9 TO
14 MPH BECOMING DOWNSLOPE 2 TO 5 MPH AFTER MIDNIGHT.
SUNDAY
CLEAR. HIGHS 77-87. LOWS 37-47. SOUTHWEST WINDS 10 TO
15 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 81-91. LOWS 37-47. SOUTHWEST
WINDS 8 TO 13 MPH.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 84-94. LOWS 42-52.
CAZ272-160045-
GREATER LAKE TAHOE AND TRUCKEE AREA-
308 AM PDT FRI AUG 15 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........73-83.
* MID SLOPE........71-81.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........17-27%.
* MID SLOPE........17-27%.
* 24 HR TREND......8% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 9 TO 14 MPH IN
THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1400-1900 FT AGL INCREASING TO 6400-7400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........42-52.
* MID SLOPE........45-55.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........76-86%.
* MID SLOPE........45-55%.
* 24 HR TREND......15% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2500-3500 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........69-79.
* MID SLOPE........67-77.
* MIN HUMIDITY.......
* VALLEYS..........25-35%.
* MID SLOPE........24-34%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 5 TO 10
MPH WITH GUSTS TO 20 MPH LATE IN THE
AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 20 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1100-1600 FT AGL INCREASING TO 4400-5400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST 15 TO 20 MPH IN
THE AFTERNOON.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
CLEAR. LOWS 40-50. WEST WINDS 9 TO 14 MPH IN THE
EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
SUNDAY
CLEAR. HIGHS 67-77. LOWS 38-48. SLOPE WINDS.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 71-81. LOWS 38-48. SLOPE
WINDS.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 76-86. LOWS 43-53.
NVZ423-160045-
WEST HUMBOLDT BASIN IN PERSHING COUNTY-
308 AM PDT FRI AUG 15 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........90-96.
* MID SLOPE........84-94.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........10-15%.
* MID SLOPE........10-15%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 7 TO 12 MPH IN
THE AFTERNOON.
* RIDGE TOP........LIGHT WINDS.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1400-1900 FT AGL INCREASING TO 9100-10100 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........55-65.
* MID SLOPE........58-67.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........34-44%.
* MID SLOPE........25-35%.
* 24 HR TREND......7% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH. GUSTS TO 20 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH AFTER
MIDNIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......5800-6800 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........88-94.
* MID SLOPE........83-93.
* MIN HUMIDITY.......
* VALLEYS..........11-17%.
* MID SLOPE........12-17%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 8 TO 13
MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1000-1500 FT AGL INCREASING TO 6700-7700 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 55-65. WEST WINDS 9 TO 14 MPH.
SUNDAY
CLEAR. HIGHS 85-91. LOWS 51-61. SLOPE WINDS.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 86-96. LOWS 51-61. SLOPE
WINDS.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 91-101. LOWS 52-62.
NVZ429-160045-
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-
308 AM PDT FRI AUG 15 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........87-97.
* MID SLOPE........83-93.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........8-17%.
* MID SLOPE........8-15%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHWEST 7 TO 12
MPH IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1600-2100 FT AGL INCREASING TO 9400-10400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........MOSTLY CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........55-65.
* MID SLOPE........58-68.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........37-47%.
* MID SLOPE........27-37%.
* 24 HR TREND......8% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......6000-7000 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........85-95.
* MID SLOPE........81-91.
* MIN HUMIDITY.......
* VALLEYS..........10-19%.
* MID SLOPE........10-18%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 7 TO 12
MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN
THE LATE MORNING AND AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 7400-8400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS 54-64. WEST WINDS 9 TO
14 MPH.
SUNDAY
CLEAR. HIGHS 83-93. LOWS 51-61. SLOPE WINDS.
MONDAY
CLEAR. HIGHS 85-95. LOWS 51-61. SLOPE WINDS.
TUESDAY
CLEAR. HIGHS 87-97. LOWS 52-62. SLOPE WINDS.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 89-99. LOWS 52-62.
CAZ270-278-NVZ458-160045-
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
308 AM PDT FRI AUG 15 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........83-93.
* MID SLOPE........79-89.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........10-20%.
* MID SLOPE........12-20%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 9 TO 14
MPH IN THE AFTERNOON.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH IN THE MORNING, THEN
BECOMING SOUTHWEST IN THE AFTERNOON.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1400-1900 FT AGL INCREASING TO 8400-9400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........47-57.
* MID SLOPE........52-62.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........61-71%.
* MID SLOPE........44-54%.
* 24 HR TREND......15% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH WITH GUSTS TO 25 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......5100-6100 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........MOSTLY SUNNY. SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
* CHANCE OF THUNDER..10%.
* MAX TEMPERATURE....
* VALLEYS..........81-91.
* MID SLOPE........76-86.
* MIN HUMIDITY.......
* VALLEYS..........14-24%.
* MID SLOPE........16-26%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 9 TO 14
MPH IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE
AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......900-1400 FT AGL INCREASING TO 6500-7500 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
EXTENDED
SATURDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING. LOWS 48-58. WEST WINDS 9 TO 17 MPH BECOMING DOWNSLOPE
2 TO 5 MPH.
SUNDAY
PARTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS 76-86. LOWS
43-53. WEST WINDS 10 TO 15 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 82-92. LOWS 42-52. WEST WINDS
10 TO 15 MPH.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 86-96. LOWS 44-54.
CAZ271-160045-
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-
308 AM PDT FRI AUG 15 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........80-90.
* MID SLOPE........77-87.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........15-25%.
* MID SLOPE........16-26%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 8 TO 13 MPH
LATE IN THE AFTERNOON.
* RIDGE TOP........LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH WITH
GUSTS TO 20 MPH IN THE AFTERNOON.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1500-2000 FT AGL INCREASING TO 8000-9000 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........39-49.
* MID SLOPE........48-58.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........72-82%.
* MID SLOPE........52-62%.
* 24 HR TREND......17% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE
EVENING.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......4000-5000 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........MOSTLY SUNNY. SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
* CHANCE OF THUNDER..10%.
* MAX TEMPERATURE....
* VALLEYS..........75-85.
* MID SLOPE........72-82.
* MIN HUMIDITY.......
* VALLEYS..........21-31%.
* MID SLOPE........22-32%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 8 TO 13
MPH LATE IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH
LATE IN THE AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......1100-1600 FT AGL INCREASING TO 5900-6900 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING CLEAR.
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT. LOWS 39-49. WEST WINDS 9 TO 14 MPH IN THE
EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
SUNDAY
PARTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS 71-81. LOWS
35-45. SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 76-86. LOWS 35-45. SOUTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 83-93. LOWS 38-48.
CAZ274-160045-
SOUTHERN MONO COUNTY-
308 AM PDT FRI AUG 15 2025
TODAY
* SKY/WEATHER........MOSTLY SUNNY. SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
* CHANCE OF THUNDER..10%.
* MAX TEMPERATURE....
* VALLEYS..........77-87.
* MID SLOPE........73-83.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........9-19%.
* MID SLOPE........12-22%.
* 24 HR TREND......7% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTH 8 TO 13 MPH
WITH GUSTS TO 20 MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......2100-3100 FT AGL INCREASING TO 10100-11100 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING CLEAR. SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING.
* CHANCE OF THUNDER..10%.
* MIN TEMPERATURE....
* VALLEYS..........41-51.
* MID SLOPE........44-54.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........56-66%.
* MID SLOPE........40-50%.
* 24 HR TREND......16% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH WITH GUSTS TO 20 MPH BECOMING
DOWNSLOPE 2 TO 5 MPH AFTER MIDNIGHT.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN
THE EVENING.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......5400-6400 FT AGL DECREASING TO 600-1000 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE OF THUNDER..20%.
* MAX TEMPERATURE....
* VALLEYS..........74-84.
* MID SLOPE........71-81.
* MIN HUMIDITY.......
* VALLEYS..........12-22%.
* MID SLOPE........13-23%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTH 8 TO 13 MPH
WITH GUSTS TO 25 MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE
LATE MORNING AND AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......1400-1900 FT AGL INCREASING TO 6700-7700 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. LOWS 38-48. SOUTHWEST WINDS 9 TO 14 MPH BECOMING DOWNSLOPE
2 TO 5 MPH AFTER MIDNIGHT.
SUNDAY
CLEAR. HIGHS 74-84. LOWS 37-47. SOUTHWEST WINDS 10 TO
15 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 77-87. LOWS 37-47. SLOPE
WINDS.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 81-91. LOWS 41-51.
.8 TO 14 DAY OUTLOOK FOR (FRI AUG 22 THROUGH THU AUG 28)
ABOVE NORMAL TEMPERATURES AND PRECIPITATION.
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