958
FNUS55 KREV 122012
FWFREV
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE RENO NV
112 PM PDT SAT JUL 12 2025
..HEAT ADVISORY IN EFFECT UNTIL 11 AM PDT WEDNESDAY
DISCUSSION
HOTTEST TEMPERATURES OF THE YEAR SO FAR WITH STRONG HIGH PRESSURE ACROSS
THE REGION. RECORD TEMPERATURES ARE POSSIBLE SUNDAY THROUGH TUESDAY
WITH TRIPLE DIGIT HEAT EXPECTED ACROSS WESTERN NEVADA WITH MIDDLE 80S
TO LOWER 90S FOR SIERRA COMMUNITIES. DRY CONDITIONS WILL CONTINUE TO
YIELD POOR OVERNIGHT RH RECOVERIES FOR PORTIONS OF WESTERN NEVADA
AND THE SOUTHERN SIERRA INTO 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
NVZ420-131415-
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-
112 PM PDT SAT JUL 12 2025
..HEAT ADVISORY IN EFFECT UNTIL 11 AM PDT WEDNESDAY
TONIGHT
* SKY/WEATHER........CLEAR. HAZE AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........57-67.
* MID SLOPE........60-70.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........38-48%.
* MID SLOPE........28-38%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6500-7500 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SUNDAY
* SKY/WEATHER........SUNNY. HAZE IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........92-102.
* MID SLOPE........90-100.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........6-16%.
* MID SLOPE........7-15%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING EAST 7 TO 12 MPH IN
THE AFTERNOON.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1600-2100 FT AGL INCREASING TO 10700-11700 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....EAST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
SUNDAY NIGHT
* SKY/WEATHER........CLEAR. HAZE AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........58-68.
* MID SLOPE........61-71.
* MAX HUMIDITY.......
* VALLEYS..........35-45%.
* MID SLOPE........26-36%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 7 TO 12 MPH. GUSTS TO 20 MPH IN THE
EVENING.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6900-7900 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
MONDAY
* SKY/WEATHER........SUNNY. HAZE IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........93-103.
* MID SLOPE........91-101.
* MIN HUMIDITY.......
* VALLEYS..........7-17%.
* MID SLOPE........9-17%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTH 5 TO 10 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH SHIFTING TO THE NORTH IN
THE AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......600-1000 FT AGL INCREASING TO 7300-8300 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR. LOWS 55-65. WEST WINDS 9 TO 15 MPH DECREASING
TO 5 TO 10 MPH IN THE MORNING.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 88-98. LOWS 50-60. WEST
WINDS 10 TO 15 MPH.
FRIDAY THROUGH SATURDAY
CLEAR. HIGHS 87-97. LOWS 50-60.
NVZ421-131415-
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN
LYON, AND WESTERN MINERAL COUNTIES-
112 PM PDT SAT JUL 12 2025
..HEAT ADVISORY IN EFFECT UNTIL 11 AM PDT WEDNESDAY
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........50-60.
* MID SLOPE........62-72.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........36-46%.
* MID SLOPE........23-33%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH UNTIL EARLY MORNING
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN
THE LATE EVENING AND OVERNIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6400-7400 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SUNDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........91-101.
* MID SLOPE........84-94.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........6-16%.
* MID SLOPE........6-16%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHEAST 5 TO 10
MPH EARLY IN THE AFTERNOON, THEN SHIFTING TO
THE WEST 8 TO 13 MPH LATE IN THE AFTERNOON.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH UNTIL LATE AFTERNOON
BECOMING LIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2200-3200 FT AGL INCREASING TO 10900-11900 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
SUNDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........51-61.
* MID SLOPE........63-73.
* MAX HUMIDITY.......
* VALLEYS..........31-41%.
* MID SLOPE........22-32%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6700-7700 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
MONDAY
* SKY/WEATHER........MOSTLY SUNNY. SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
* CHANCE OF THUNDER..10%.
* MAX TEMPERATURE....
* VALLEYS..........91-101.
* MID SLOPE........84-94.
* MIN HUMIDITY.......
* VALLEYS..........8-18%.
* MID SLOPE........8-18%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHWEST 7 TO 12
MPH LATE IN THE AFTERNOON.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE
AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......600-1100 FT AGL INCREASING TO 9500-10500 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE AFTERNOON.
* VENTILATION........POOR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING CLEAR.
LOWS 49-59. WEST WINDS 9 TO 15 MPH SHIFTING TO THE SOUTHWEST 7 TO
12 MPH AFTER MIDNIGHT.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 87-97. LOWS 44-54.
SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY THROUGH SATURDAY
CLEAR. HIGHS 86-96. LOWS 44-54.
CAZ272-131415-
GREATER LAKE TAHOE AND TRUCKEE AREA-
112 PM PDT SAT JUL 12 2025
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........50-60.
* MID SLOPE........53-63.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........64-74%.
* MID SLOPE........36-46%.
* 24 HR TREND......4% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS BECOMING NORTH 10 TO 15 MPH AFTER
MIDNIGHT. GUSTS TO 20 MPH IN THE EVENING.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......4700-5700 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SUNDAY
* SKY/WEATHER........SUNNY. HAZE IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........82-92.
* MID SLOPE........80-90.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........14-24%.
* MID SLOPE........13-23%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 5 TO 10 MPH
LATE IN THE AFTERNOON.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH
UNTIL LATE AFTERNOON BECOMING LIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1700-2200 FT AGL INCREASING TO 8200-9200 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....EAST 10 TO 15 MPH.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
SUNDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........50-60.
* MID SLOPE........53-63.
* MAX HUMIDITY.......
* VALLEYS..........54-64%.
* MID SLOPE........32-42%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 7 TO 12 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......3700-4700 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
MONDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........81-91.
* MID SLOPE........80-90.
* MIN HUMIDITY.......
* VALLEYS..........16-26%.
* MID SLOPE........16-26%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 5 TO 10 MPH
LATE IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH SHIFTING TO THE
NORTHEAST EARLY IN THE AFTERNOON, THEN
SHIFTING TO THE WEST WITH GUSTS TO 25 MPH LATE
IN THE AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 5800-6800 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE AFTERNOON.
* VENTILATION........POOR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR. LOWS 49-59. WEST WINDS 9 TO 14 MPH IN THE
EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 76-86. LOWS 44-54. SLOPE
WINDS.
FRIDAY THROUGH SATURDAY
CLEAR. HIGHS 76-86. LOWS 44-54.
NVZ423-131415-
WEST HUMBOLDT BASIN IN PERSHING COUNTY-
112 PM PDT SAT JUL 12 2025
..HEAT ADVISORY IN EFFECT UNTIL 11 AM PDT WEDNESDAY
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........61-71.
* MID SLOPE........63-73.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........17-27%.
* MID SLOPE........16-26%.
* 24 HR TREND......5% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 8 TO 13 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6600-7600 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SUNDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........100-106.
* MID SLOPE........94-104.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........6-11%.
* MID SLOPE........6-11%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHEAST WINDS 7 TO 12 MPH.
* RIDGE TOP........LIGHT WINDS.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2200-3200 FT AGL INCREASING TO 12900-13900 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
SUNDAY NIGHT
* SKY/WEATHER........CLEAR. HAZE AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........62-72.
* MID SLOPE........64-74.
* MAX HUMIDITY.......
* VALLEYS..........18-28%.
* MID SLOPE........16-26%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 8 TO 13 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......7500-8500 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
MONDAY
* SKY/WEATHER........SUNNY. HAZE IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........101-107.
* MID SLOPE........95-105.
* MIN HUMIDITY.......
* VALLEYS..........6-11%.
* MID SLOPE........7-12%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 5 TO 10
MPH LATE IN THE AFTERNOON.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH SHIFTING TO THE
WEST LATE IN THE AFTERNOON.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 9500-10500 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR. LOWS 62-72. NORTHWEST WINDS 9 TO 14 MPH.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 95-104. LOWS 57-67. WEST
WINDS 8 TO 13 MPH.
FRIDAY THROUGH SATURDAY
CLEAR. HIGHS 94-102. LOWS 57-66.
NVZ429-131415-
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-
112 PM PDT SAT JUL 12 2025
..HEAT ADVISORY IN EFFECT UNTIL 11 AM PDT WEDNESDAY
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........61-71.
* MID SLOPE........64-74.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........25-35%.
* MID SLOPE........17-27%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 8 TO 13 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......7100-8100 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SUNDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........96-106.
* MID SLOPE........92-102.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........5-10%.
* MID SLOPE........6-11%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHEAST 7 TO 12
MPH IN THE AFTERNOON.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1800-2800 FT AGL INCREASING TO 12500-13500 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHEAST 10 TO 15 MPH IN
THE AFTERNOON.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
SUNDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........62-72.
* MID SLOPE........65-75.
* MAX HUMIDITY.......
* VALLEYS..........23-33%.
* MID SLOPE........17-27%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHWEST WINDS 8 TO 13 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE
EAST IN THE MORNING.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......7200-8200 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
MONDAY
* SKY/WEATHER........SUNNY. HAZE IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........98-108.
* MID SLOPE........94-104.
* MIN HUMIDITY.......
* VALLEYS..........6-12%.
* MID SLOPE........6-11%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 5 TO 10 MPH
LATE IN THE AFTERNOON.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......600-1000 FT AGL INCREASING TO 8400-9400 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR. LOWS 62-72. WEST WINDS 9 TO 14 MPH.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 93-103. LOWS 57-67. WEST
WINDS 10 TO 15 MPH.
FRIDAY THROUGH SATURDAY
CLEAR. HIGHS 92-102. LOWS 57-67.
CAZ278-NVZ458-131415-
EASTERN LASSEN COUNTY-NORTHERN WASHOE COUNTY-
112 PM PDT SAT JUL 12 2025
..HEAT ADVISORY IN EFFECT UNTIL 11 AM PDT WEDNESDAY
TONIGHT
* SKY/WEATHER........CLEAR. HAZE AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........55-65.
* MID SLOPE........59-69.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........32-42%.
* MID SLOPE........18-28%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHWEST WINDS 7 TO 12 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6300-7300 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SUNDAY
* SKY/WEATHER........SUNNY. HAZE IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........94-104.
* MID SLOPE........90-98.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........6-13%.
* MID SLOPE........7-13%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING EAST 8 TO 13 MPH IN
THE LATE MORNING AND AFTERNOON.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1900-2900 FT AGL INCREASING TO 12400-13400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....EAST 10 TO 15 MPH.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
SUNDAY NIGHT
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING CLEAR. HAZE.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........56-66.
* MID SLOPE........61-71.
* MAX HUMIDITY.......
* VALLEYS..........34-44%.
* MID SLOPE........23-33%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHWEST WINDS 8 TO 13 MPH. GUSTS TO 20 MPH
AFTER MIDNIGHT.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN
THE LATE EVENING AND OVERNIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......7200-8200 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
MONDAY
* SKY/WEATHER........SUNNY. HAZE IN THE MORNING. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
* CHANCE OF THUNDER..10%.
* MAX TEMPERATURE....
* VALLEYS..........95-105.
* MID SLOPE........90-100.
* MIN HUMIDITY.......
* VALLEYS..........7-15%.
* MID SLOPE........8-16%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 7 TO 12
MPH IN THE AFTERNOON.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH SHIFTING TO THE
SOUTHWEST LATE IN THE AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 8600-9600 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH SHIFTING TO THE SOUTH
IN THE AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
EXTENDED
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING CLEAR.
LOWS 55-65. WEST WINDS 9 TO 14 MPH.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 90-100. LOWS 49-59. WEST
WINDS 10 TO 15 MPH.
FRIDAY THROUGH SATURDAY
CLEAR. HIGHS 89-99. LOWS 49-59.
CAZ271-131415-
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-
112 PM PDT SAT JUL 12 2025
..HEAT ADVISORY IN EFFECT UNTIL 11 AM PDT WEDNESDAY
TONIGHT
* SKY/WEATHER........CLEAR. HAZE AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........48-58.
* MID SLOPE........56-66.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........55-65%.
* MID SLOPE........41-51%.
* 24 HR TREND......7% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS. GUSTS TO 20 MPH IN THE EVENING.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6100-7100 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SUNDAY
* SKY/WEATHER........SUNNY. HAZE IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........91-101.
* MID SLOPE........89-97.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........10-20%.
* MID SLOPE........11-19%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 5 TO 10
MPH LATE IN THE AFTERNOON.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH. GUSTS TO 20 MPH EARLY
IN THE AFTERNOON.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1600-2600 FT AGL INCREASING TO 11600-12600 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....EAST 10 TO 15 MPH.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
SUNDAY NIGHT
* SKY/WEATHER........CLEAR. HAZE.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........49-59.
* MID SLOPE........57-67.
* MAX HUMIDITY.......
* VALLEYS..........50-60%.
* MID SLOPE........37-47%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH WITH GUSTS TO 20 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6300-7300 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
MONDAY
* SKY/WEATHER........SUNNY. HAZE IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........91-101.
* MID SLOPE........88-98.
* 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
LATE IN THE AFTERNOON.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH IN THE MORNING,
THEN BECOMING SOUTHWEST 10 TO 15 MPH LATE IN
THE AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 8100-9100 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR. LOWS 48-58. WEST WINDS 9 TO 15 MPH BECOMING
DOWNSLOPE 2 TO 5 MPH.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 84-94. LOWS 41-51.
SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY THROUGH SATURDAY
CLEAR. HIGHS 83-93. LOWS 41-51.
CAZ274-131415-
SOUTHERN MONO COUNTY-
112 PM PDT SAT JUL 12 2025
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........49-59.
* MID SLOPE........51-61.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........37-47%.
* MID SLOPE........27-37%.
* 24 HR TREND......5% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH UNTIL EARLY MORNING
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6500-7500 FT AGL DECREASING TO 600-1000 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SUNDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........85-95.
* MID SLOPE........82-92.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........6-16%.
* MID SLOPE........8-16%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTH 8 TO 13 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...0%.
* MIXING HEIGHT......2500-3500 FT AGL INCREASING TO 10300-11300 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........VERY GOOD INCREASING TO EXCELLENT IN THE
AFTERNOON.
SUNDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........50-60.
* MID SLOPE........52-62.
* MAX HUMIDITY.......
* VALLEYS..........35-45%.
* MID SLOPE........25-35%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH UNTIL EARLY MORNING
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN
THE EVENING.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6400-7400 FT AGL DECREASING TO 600-1000 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
MONDAY
* SKY/WEATHER........MOSTLY SUNNY. SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
* CHANCE OF THUNDER..10%.
* MAX TEMPERATURE....
* VALLEYS..........86-96.
* MID SLOPE........82-92.
* MIN HUMIDITY.......
* VALLEYS..........7-17%.
* MID SLOPE........9-19%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 8 TO 13
MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......700-1200 FT AGL INCREASING TO 9500-10500 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR. LOWS 49-59. WEST WINDS 9 TO 14 MPH.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 82-92. LOWS 44-54.
SOUTHWEST WINDS 8 TO 13 MPH.
FRIDAY THROUGH SATURDAY
CLEAR. HIGHS 80-90. LOWS 44-54.
CAZ270-131415-
SURPRISE VALLEY CALIFORNIA-
112 PM PDT SAT JUL 12 2025
..HEAT ADVISORY IN EFFECT UNTIL 11 AM PDT WEDNESDAY
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........60-66.
* MID SLOPE........60-65.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........24-34%.
* MID SLOPE........24-34%.
* 24 HR TREND......11% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 8 TO 13 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6200-7200 FT AGL DECREASING TO 700-1200 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
SUNDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........95-100.
* MID SLOPE........90-95.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........11-16%.
* MID SLOPE........12-17%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHWEST 7 TO 12
MPH IN THE AFTERNOON.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1700-2700 FT AGL INCREASING TO 13300-14300 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
SUNDAY NIGHT
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING CLEAR. HAZE AFTER
MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........62-67.
* MID SLOPE........62-67.
* MAX HUMIDITY.......
* VALLEYS..........34-44%.
* MID SLOPE........35-45%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 9 TO 14 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6800-7800 FT AGL DECREASING TO 800-1300 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO FAIR AFTER MIDNIGHT.
MONDAY
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE OF THUNDER..20%.
* MAX TEMPERATURE....
* VALLEYS..........95-101.
* MID SLOPE........91-96.
* MIN HUMIDITY.......
* VALLEYS..........12-17%.
* MID SLOPE........14-19%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 8 TO 13 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......900-1400 FT AGL INCREASING TO 9000-10000 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR. LOWS 59-64. NORTHWEST WINDS 9 TO 14 MPH.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 89-98. LOWS 54-64. WEST
WINDS 10 TO 15 MPH.
FRIDAY THROUGH SATURDAY
CLEAR. HIGHS 89-96. LOWS 54-59.
.8 TO 14 DAY OUTLOOK FOR (SUN JUL 20 THROUGH SAT JUL 26)
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
=
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