836
FNUS55 KREV 091209
FWFREV
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE RENO NV
509 AM PDT WED JUL 9 2025
...BRIEF CRITICAL FIRE WEATHER CONDITIONS FROM THE SIERRA FRONT INTO
WESTERN NEVADA WEDNESDAY AFTERNOON DUE TO GUSTY WINDS AND LOW HUMIDITY...
DISCUSSION
A FEW HOURS OF CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE FROM THE
SIERRA FRONT INTO WESTERN NEVADA THIS AFTERNOON. 10-15% CHANCE OF
ISOLATED DRY LIGHTNING POSSIBLE NEAR THE OREGON BORDER TODAY.
OTHERWISE, SEASONABLY HOT AND DRY THROUGH MIDWEEK WITH POOR OVERNIGHT
RECOVERIES ACROSS LOWER ELEVATIONS, INCLUDING THE SOUTHERN SIERRA
FRONT. STRONG HIGH PRESSURE WILL INDUCE A HEATWAVE THIS WEEKEND WITH
EXPANDING AREAS OF POOR NIGHTTIME RH RECOVERIES.
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
NVZ420-100015-
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-
509 AM PDT WED JUL 9 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........79-89.
* MID SLOPE........77-87.
* 24 HR TREND......7 DEGREES COOLER.
* MIN HUMIDITY.......
* VALLEYS..........7-17%.
* MID SLOPE........9-16%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 9 TO 17 MPH
WITH GUSTS TO 30 MPH IN THE LATE MORNING AND
AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2400-3400 FT AGL INCREASING TO 8600-9600 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH INCREASING TO 15 TO 25 MPH
IN THE AFTERNOON.
* VENTILATION........VERY GOOD INCREASING TO EXCELLENT IN THE
AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........48-58.
* MID SLOPE........50-60.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........38-48%.
* MID SLOPE........26-36%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 17 MPH WITH GUSTS TO 30 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 17 MPH. GUSTS TO 30 MPH
UNTIL EARLY MORNING.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......5000-6000 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 20 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........82-92.
* MID SLOPE........81-91.
* MIN HUMIDITY.......
* VALLEYS..........8-18%.
* MID SLOPE........11-17%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........LIGHT WINDS.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 5100-6100 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
THURSDAY NIGHT
CLEAR. LOWS 53-63. DOWNSLOPE 2 TO 5 MPH.
FRIDAY
CLEAR. HIGHS 86-96. LOWS 53-63. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 91-101. LOWS 54-64. SLOPE
WINDS.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 92-102. LOWS 56-66.
NVZ421-100015-
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN
LYON, AND WESTERN MINERAL COUNTIES-
509 AM PDT WED JUL 9 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........81-91.
* MID SLOPE........74-84.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........5-15%.
* MID SLOPE........5-15%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 9 TO 17
MPH WITH GUSTS TO 30 MPH IN THE LATE MORNING
AND AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 40
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2300-3300 FT AGL INCREASING TO 7100-8100 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH INCREASING TO 20 TO 30
MPH IN THE AFTERNOON.
* VENTILATION........EXCELLENT.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........39-49.
* MID SLOPE........52-62.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........31-41%.
* MID SLOPE........21-31%.
* 24 HR TREND......5% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 17 MPH WITH GUSTS TO 30 MPH
UNTIL EARLY MORNING BECOMING DOWNSLOPE 2 TO 5
MPH.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH
UNTIL EARLY MORNING BECOMING LIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......4000-5000 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 15 TO 25 MPH IN THE EVENING BECOMING
LIGHT.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........82-92.
* MID SLOPE........76-86.
* MIN HUMIDITY.......
* VALLEYS..........8-18%.
* MID SLOPE........8-18%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTH 8 TO 13 MPH IN
THE AFTERNOON.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1400-1900 FT AGL INCREASING TO 5200-6200 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
THURSDAY NIGHT
CLEAR. LOWS 45-55. NORTH WINDS 9 TO 14 MPH IN THE
EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
FRIDAY
CLEAR. HIGHS 86-96. LOWS 45-55. WEST WINDS 10 TO 15 MPH.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 89-99. LOWS 48-58. WEST
WINDS 10 TO 15 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 90-100. LOWS 50-60.
CAZ272-100015-
GREATER LAKE TAHOE AND TRUCKEE AREA-
509 AM PDT WED JUL 9 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........69-79.
* MID SLOPE........66-76.
* 24 HR TREND......4 DEGREES COOLER.
* MIN HUMIDITY.......
* VALLEYS..........15-25%.
* MID SLOPE........15-25%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 10 TO 16
MPH WITH GUSTS TO 25 MPH.
* RIDGE TOP........SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 40
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2000-3000 FT AGL INCREASING TO 5200-6200 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 15 TO 25 MPH.
* VENTILATION........EXCELLENT.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........42-52.
* MID SLOPE........43-53.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........57-67%.
* MID SLOPE........38-48%.
* 24 HR TREND......LITTLE CHANGE.
* 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 WITH GUSTS TO 25 MPH IN
THE EVENING BECOMING LIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2300-3300 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 15 TO 20 MPH IN THE EVENING BECOMING
LIGHT.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........75-85.
* MID SLOPE........73-83.
* 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......1000-1500 FT AGL INCREASING TO 4600-5600 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........GOOD.
EXTENDED
THURSDAY NIGHT
CLEAR. LOWS 47-57. DOWNSLOPE 2 TO 5 MPH.
FRIDAY
CLEAR. HIGHS 79-89. LOWS 47-57. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 82-92. LOWS 48-58. SLOPE
WINDS.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 82-92. LOWS 50-60.
NVZ423-100015-
WEST HUMBOLDT BASIN IN PERSHING COUNTY-
509 AM PDT WED JUL 9 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........88-94.
* MID SLOPE........82-92.
* 24 HR TREND......5 DEGREES COOLER.
* MIN HUMIDITY.......
* VALLEYS..........7-12%.
* MID SLOPE........7-12%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 12 TO 17 MPH
WITH GUSTS TO 30 MPH.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH. GUSTS TO 30 MPH IN THE
LATE MORNING AND AFTERNOON.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2100-3100 FT AGL INCREASING TO 10700-11700 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH INCREASING TO SOUTHWEST 20
TO 30 MPH IN THE AFTERNOON.
* VENTILATION........VERY GOOD INCREASING TO EXCELLENT IN THE
AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........54-63.
* MID SLOPE........55-64.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........31-41%.
* MID SLOPE........24-34%.
* 24 HR TREND......8% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 13 TO 20 MPH WITH GUSTS TO 30 MPH
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 20 TO 30 MPH SHIFTING TO THE NORTH 10
TO 15 MPH AFTER MIDNIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......6600-7600 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 15 TO 25 MPH SHIFTING TO THE NORTHWEST 10
TO 15 MPH AFTER MIDNIGHT.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........89-95.
* MID SLOPE........84-94.
* MIN HUMIDITY.......
* VALLEYS..........10-15%.
* MID SLOPE........10-15%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........LIGHT WINDS.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1400-1900 FT AGL INCREASING TO 6200-7200 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
THURSDAY NIGHT
CLEAR. LOWS 55-65. NORTH WINDS 7 TO 12 MPH.
FRIDAY
CLEAR. HIGHS 93-99. LOWS 55-65. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 97-105. LOWS 58-68. SLOPE
WINDS.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 100-106. LOWS 61-71.
NVZ429-100015-
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-
509 AM PDT WED JUL 9 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..........4-10%.
* MID SLOPE........5-10%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 9 TO 17 MPH
WITH GUSTS TO 25 MPH IN THE LATE MORNING AND
AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1800-2800 FT AGL INCREASING TO 9600-10600 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING WEST 20 TO 30 MPH IN THE
AFTERNOON.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........52-62.
* MID SLOPE........55-65.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........25-35%.
* MID SLOPE........20-30%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH
DECREASING TO 8 TO 13 MPH WITH GUSTS TO 20
MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 35
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......5900-6900 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 15 TO 25 MPH SHIFTING TO THE NORTHWEST 10
TO 15 MPH AFTER MIDNIGHT.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........86-96.
* MID SLOPE........82-92.
* MIN HUMIDITY.......
* VALLEYS..........7-13%.
* MID SLOPE........8-13%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTH 7 TO 12 MPH IN
THE AFTERNOON.
* RIDGE TOP........LIGHT WINDS.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1300-1800 FT AGL INCREASING TO 5700-6700 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
THURSDAY NIGHT
CLEAR. LOWS 57-67. NORTH WINDS 8 TO 13 MPH.
FRIDAY
CLEAR. HIGHS 91-101. LOWS 57-67. NORTH WINDS 10 TO 15 MPH.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 95-105. LOWS 60-70.
NORTHWEST WINDS 8 TO 13 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 97-107. LOWS 61-71.
CAZ278-NVZ458-100015-
EASTERN LASSEN COUNTY-NORTHERN WASHOE COUNTY-
509 AM PDT WED JUL 9 2025
TODAY
* SKY/WEATHER........SUNNY. AREAS OF SMOKE IN THE MORNING. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........80-90.
* MID SLOPE........75-85.
* 24 HR TREND......5 DEGREES COOLER.
* MIN HUMIDITY.......
* VALLEYS..........8-17%.
* MID SLOPE........10-17%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 9 TO 17 MPH
WITH GUSTS TO 25 MPH.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2100-3100 FT AGL INCREASING TO 10900-11900 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH INCREASING TO 15 TO 25 MPH
IN THE AFTERNOON.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR. AREAS OF SMOKE AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........46-56.
* MID SLOPE........50-60.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........48-58%.
* MID SLOPE........39-49%.
* 24 HR TREND......9% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHWEST WINDS 9 TO 17 MPH WITH GUSTS TO 25 MPH
DECREASING TO 7 TO 12 MPH AFTER MIDNIGHT.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......5900-6900 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHWEST 10 TO 20 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........84-94.
* MID SLOPE........79-89.
* MIN HUMIDITY.......
* VALLEYS..........8-18%.
* MID SLOPE........11-21%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1100-1600 FT AGL INCREASING TO 5500-6500 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
THURSDAY NIGHT
CLEAR. LOWS 50-60. NORTH WINDS 7 TO 12 MPH.
FRIDAY
CLEAR. HIGHS 88-98. LOWS 50-60. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 93-103. LOWS 52-62.
NORTHWEST WINDS 8 TO 13 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 94-104. LOWS 55-65.
CAZ271-100015-
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-
509 AM PDT WED JUL 9 2025
TODAY
* SKY/WEATHER........SUNNY. AREAS OF SMOKE IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........75-85.
* MID SLOPE........72-82.
* 24 HR TREND......4 DEGREES COOLER.
* MIN HUMIDITY.......
* VALLEYS..........14-24%.
* MID SLOPE........14-24%.
* 24 HR TREND......LITTLE CHANGE.
* 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 20 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2200-3200 FT AGL INCREASING TO 7800-8800 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING WEST 15 TO 20 MPH IN THE
AFTERNOON.
* VENTILATION........VERY GOOD INCREASING TO EXCELLENT IN THE
AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR. AREAS OF SMOKE AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........40-50.
* MID SLOPE........46-56.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........60-70%.
* MID SLOPE........44-54%.
* 24 HR TREND......5% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25
MPH IN THE EVENING BECOMING LIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......4000-5000 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........82-92.
* MID SLOPE........80-88.
* MIN HUMIDITY.......
* VALLEYS..........13-23%.
* MID SLOPE........13-23%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........LIGHT WINDS.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1100-1600 FT AGL INCREASING TO 5800-6800 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
THURSDAY NIGHT
CLEAR. LOWS 45-55. DOWNSLOPE 2 TO 5 MPH.
FRIDAY
CLEAR. HIGHS 86-96. LOWS 45-55. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 90-100. LOWS 48-58.
NORTHWEST WINDS 8 TO 13 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 89-99. LOWS 49-59.
CAZ274-100015-
SOUTHERN MONO COUNTY-
509 AM PDT WED JUL 9 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........77-87.
* MID SLOPE........74-84.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........4-14%.
* MID SLOPE........5-14%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 15 MPH WITH GUSTS TO 25
MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 35
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2200-3200 FT AGL INCREASING TO 7300-8300 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH INCREASING TO 20 TO 30
MPH IN THE AFTERNOON.
* VENTILATION........EXCELLENT.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........39-49.
* MID SLOPE........41-51.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........34-44%.
* MID SLOPE........25-35%.
* 24 HR TREND......8% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH UNTIL EARLY MORNING
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......3800-4800 FT AGL DECREASING TO 600-1000 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 15 TO 25 MPH SHIFTING TO THE NORTHWEST 10
TO 15 MPH AFTER MIDNIGHT.
* VENTILATION........EXCELLENT DECREASING TO FAIR AFTER MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........80-90.
* MID SLOPE........75-85.
* MIN HUMIDITY.......
* VALLEYS..........7-17%.
* MID SLOPE........8-17%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 4400-5400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
THURSDAY NIGHT
CLEAR. LOWS 44-54. NORTHWEST WINDS 7 TO 12 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
FRIDAY
CLEAR. HIGHS 82-92. LOWS 44-54. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 84-94. LOWS 47-57. SLOPE
WINDS.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 85-95. LOWS 48-58.
CAZ270-100015-
SURPRISE VALLEY CALIFORNIA-
509 AM PDT WED JUL 9 2025
TODAY
* SKY/WEATHER........SUNNY. AREAS OF SMOKE IN THE MORNING. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........81-86.
* MID SLOPE........76-81.
* 24 HR TREND......7 DEGREES COOLER.
* MIN HUMIDITY.......
* VALLEYS..........14-19%.
* MID SLOPE........16-21%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 9 TO 16 MPH
WITH GUSTS TO 25 MPH IN THE LATE MORNING AND
AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......2300-3300 FT AGL INCREASING TO 11000-12000 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS IN THE
EVENING.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........51-56.
* MID SLOPE........49-54.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........56-66%.
* MID SLOPE........54-64%.
* 24 HR TREND......14% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHWEST WINDS 9 TO 16 MPH WITH GUSTS TO 25 MPH
BECOMING DOWNSLOPE 2 TO 5 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......5900-6900 FT AGL DECREASING TO 700-1200 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHWEST 10 TO 20 MPH.
* VENTILATION........EXCELLENT DECREASING TO FAIR AFTER MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........84-91.
* MID SLOPE........80-85.
* MIN HUMIDITY.......
* VALLEYS..........16-21%.
* MID SLOPE........18-23%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHWEST 5 TO 10
MPH LATE IN THE AFTERNOON.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1500-2000 FT AGL INCREASING TO 5900-6900 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
THURSDAY NIGHT
CLEAR. LOWS 54-59. NORTH WINDS 9 TO 14 MPH.
FRIDAY
CLEAR. HIGHS 87-93. LOWS 54-62. NORTHEAST WINDS AROUND
10 MPH.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 91-99. LOWS 58-64. NORTH
WINDS 10 TO 15 MPH.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 93-100. LOWS 59-64.
.8 TO 14 DAY OUTLOOK FOR (WED JUL 16 THROUGH TUE JUL 22)
ABOVE NORMAL TEMPERATURES AND LITTLE OR NO PRECIPITATION.
=
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