829
FNUS55 KREV 121212
FWFREV
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE RENO NV
512 AM PDT THU MAR 12 2026
DISCUSSION
AN UNSEASONABLY STRONG AREA OF HIGH PRESSURE WILL PRODUCE A
SIGNIFICANT WARMING TREND THROUGH THIS WEEKEND INTO MUCH OF NEXT
WEEK, WITH NEAR RECORD TEMPERATURES EXPECTED. LIGHT WEST WINDS WILL
PREVAIL BEFORE TURNING NORTHWEST AND BECOMING BREEZIER SATURDAY
AFTERNOON. NO PRECIPITATION EXPECTED OVER THE NEXT 7-10 DAYS.
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
NVZ420-130015-
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-
512 AM PDT THU MAR 12 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........66-76.
* MID SLOPE........63-73.
* 24 HR TREND......7 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........12-22%.
* MID SLOPE........14-20%.
* 24 HR TREND......7% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 9 TO 16 MPH
WITH GUSTS TO 25 MPH IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 16 MPH WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700-1200 FT AGL INCREASING TO 4200-5200 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR THEN BECOMING PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........33-43.
* MID SLOPE........35-45.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........42-52%.
* MID SLOPE........31-41%.
* 24 HR TREND......10% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 10 TO 17 MPH WITH GUSTS TO 25 MPH
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2800-3800 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........67-77.
* MID SLOPE........64-74.
* MIN HUMIDITY.......
* VALLEYS..........10-20%.
* MID SLOPE........12-17%.
* 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 WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1800-2800 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS 35-45. WEST WINDS 9 TO 15 MPH.
SATURDAY
PARTLY CLOUDY. HIGHS 64-74. LOWS 33-43. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY. HIGHS 64-74. LOWS 33-43. SLOPE WINDS.
MONDAY
CLEAR. HIGHS 71-80. LOWS 36-46. SLOPE WINDS.
TUESDAY
CLEAR. HIGHS 76-86. LOWS 40-50.
WEDNESDAY
PARTLY CLOUDY. HIGHS 78-88.
NVZ421-130015-
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN
LYON, AND WESTERN MINERAL COUNTIES-
512 AM PDT THU MAR 12 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........64-74.
* MID SLOPE........57-67.
* 24 HR TREND......6 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........12-22%.
* MID SLOPE........12-22%.
* 24 HR TREND......5% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHWEST 7 TO 12
MPH LATE IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......900-1400 FT AGL INCREASING TO 3900-4900 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........28-38.
* MID SLOPE........37-47.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........36-46%.
* MID SLOPE........26-36%.
* 24 HR TREND......10% DRIER.
* 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 30
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2700-3700 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........VERY GOOD DECREASING TO MARGINAL AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........66-76.
* MID SLOPE........60-70.
* MIN HUMIDITY.......
* VALLEYS..........9-19%.
* MID SLOPE........9-19%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 35
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-1000 FT AGL INCREASING TO 2800-3800 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 30-40. WEST WINDS 9 TO 14 MPH.
SATURDAY
PARTLY CLOUDY. HIGHS 63-73. LOWS 29-39. WEST WINDS 10 TO
15 MPH.
SUNDAY
MOSTLY CLOUDY. HIGHS 63-73. LOWS 29-39. NORTHWEST WINDS
10 TO 15 MPH.
MONDAY
CLEAR. HIGHS 69-79. LOWS 33-43. SLOPE WINDS.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 76-86. LOWS 36-46.
CAZ272-130015-
GREATER LAKE TAHOE AND TRUCKEE AREA-
512 AM PDT THU MAR 12 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........56-64.
* MID SLOPE........53-63.
* 24 HR TREND......4 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........24-34%.
* MID SLOPE........21-31%.
* 24 HR TREND......6% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH WITH GUSTS TO 35 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700-1200 FT AGL INCREASING TO 2600-3600 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR THEN BECOMING PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........31-41.
* MID SLOPE........32-41.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........51-61%.
* MID SLOPE........30-40%.
* 24 HR TREND......9% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 20 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1400-1900 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........57-65.
* MID SLOPE........54-64.
* MIN HUMIDITY.......
* VALLEYS..........19-29%.
* MID SLOPE........16-26%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH WITH GUSTS TO 35 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 1600-2600 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 31-41. DOWNSLOPE 2 TO 5 MPH.
SATURDAY
PARTLY CLOUDY. HIGHS 55-63. LOWS 30-40. SLOPE WINDS.
SUNDAY
MOSTLY CLOUDY. HIGHS 58-66. LOWS 30-40. SLOPE WINDS.
MONDAY
CLEAR. HIGHS 62-72. LOWS 33-43. SLOPE WINDS.
TUESDAY
CLEAR. HIGHS 67-75. LOWS 36-46.
WEDNESDAY
PARTLY CLOUDY. HIGHS 66-74.
NVZ423-130015-
WEST HUMBOLDT BASIN IN PERSHING COUNTY-
512 AM PDT THU MAR 12 2026
TODAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........69-75.
* MID SLOPE........63-73.
* 24 HR TREND......9 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........11-18%.
* MID SLOPE........11-19%.
* 24 HR TREND......7% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHWEST WINDS 7 TO 12 MPH WITH GUSTS TO 20 MPH
INCREASING TO 10 TO 18 MPH WITH GUSTS TO 30
MPH IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 15 TO 25 MPH WITH GUSTS TO 45 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......800-1300 FT AGL INCREASING TO 5100-6100 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH SHIFTING TO THE WEST 15
TO 25 MPH IN THE AFTERNOON.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR THEN BECOMING PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........32-42.
* MID SLOPE........36-45.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........46-56%.
* MID SLOPE........33-43%.
* 24 HR TREND......5% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 10 TO 17 MPH WITH GUSTS TO 30 MPH
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......3400-4400 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.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........70-76.
* MID SLOPE........64-74.
* MIN HUMIDITY.......
* VALLEYS..........9-16%.
* MID SLOPE........10-16%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 9 TO 15
MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 40
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 2300-3300 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING WEST 10 TO 15 MPH IN THE
AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS 38-47. WEST WINDS 9 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY. HIGHS 65-73. LOWS 31-41. NORTHWEST WINDS
10 TO 20 MPH.
SUNDAY
MOSTLY CLOUDY. HIGHS 65-71. LOWS 31-41. SLOPE WINDS.
MONDAY
CLEAR. HIGHS 72-77. LOWS 37-47. SLOPE WINDS.
TUESDAY
CLEAR. HIGHS 78-83. LOWS 40-50.
WEDNESDAY
PARTLY CLOUDY. HIGHS 83-89.
NVZ429-130015-
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-
512 AM PDT THU MAR 12 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........68-78.
* MID SLOPE........63-73.
* 24 HR TREND......8 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........11-16%.
* MID SLOPE........12-17%.
* 24 HR TREND......6% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 14 MPH.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......800-1300 FT AGL INCREASING TO 5000-6000 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..........32-42.
* MID SLOPE........38-48.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........40-50%.
* MID SLOPE........28-38%.
* 24 HR TREND......7% DRIER.
* 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 15 MPH WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......3400-4400 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........70-79.
* MID SLOPE........66-76.
* MIN HUMIDITY.......
* VALLEYS..........9-14%.
* MID SLOPE........9-14%.
* 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 20 MPH WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 2300-3300 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 36-46. WEST WINDS 9 TO 14 MPH.
SATURDAY
PARTLY CLOUDY. HIGHS 68-76. LOWS 33-43. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY. HIGHS 66-74. LOWS 33-43. NORTHWEST WINDS
10 TO 15 MPH.
MONDAY
CLEAR. HIGHS 72-81. LOWS 38-48. NORTHWEST WINDS 10 TO
15 MPH.
TUESDAY
CLEAR. HIGHS 80-88. LOWS 41-51.
WEDNESDAY
PARTLY CLOUDY. HIGHS 82-90.
CAZ270-278-NVZ458-130015-
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
512 AM PDT THU MAR 12 2026
TODAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........63-73.
* MID SLOPE........58-68.
* 24 HR TREND......6 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........13-23%.
* MID SLOPE........16-26%.
* 24 HR TREND......6% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHWEST WINDS 9 TO 15 MPH WITH GUSTS TO 25 MPH
INCREASING TO WEST 13 TO 20 MPH WITH GUSTS TO
30 MPH LATE IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......800-1300 FT AGL INCREASING TO 4700-5700 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH INCREASING TO 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..........31-41.
* MID SLOPE........32-42.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........55-65%.
* MID SLOPE........40-50%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 12 TO 18 MPH WITH GUSTS TO 30 MPH
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2800-3800 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 15 TO 25 MPH DECREASING TO 10 TO 15 MPH
AFTER MIDNIGHT.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........65-75.
* MID SLOPE........60-70.
* MIN HUMIDITY.......
* VALLEYS..........12-22%.
* MID SLOPE........14-24%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 9 TO 15 MPH
WITH GUSTS TO 25 MPH LATE IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 2200-3200 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING WEST 15 TO 25 MPH IN THE
AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 34-44. WEST WINDS 9 TO 17 MPH DECREASING TO 7 TO 12 MPH
AFTER MIDNIGHT.
SATURDAY
PARTLY CLOUDY. HIGHS 58-68. LOWS 28-38. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY. HIGHS 62-72. LOWS 28-38. NORTHWEST WINDS
10 TO 15 MPH.
MONDAY
CLEAR. HIGHS 70-80. LOWS 35-45. SLOPE WINDS.
TUESDAY
CLEAR. HIGHS 76-85. LOWS 39-49.
WEDNESDAY
MOSTLY CLOUDY. HIGHS 76-86.
CAZ271-130015-
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-
512 AM PDT THU MAR 12 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........61-71.
* MID SLOPE........59-69.
* 24 HR TREND......5 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........18-28%.
* MID SLOPE........18-28%.
* 24 HR TREND......7% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 9 TO 14 MPH
WITH GUSTS TO 25 MPH IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700-1200 FT AGL INCREASING TO 3800-4800 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 20 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........30-40.
* MID SLOPE........33-43.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........52-62%.
* MID SLOPE........38-48%.
* 24 HR TREND......8% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH WITH GUSTS TO 25 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2000-3000 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........VERY GOOD DECREASING TO MARGINAL AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........61-71.
* MID SLOPE........59-69.
* MIN HUMIDITY.......
* VALLEYS..........16-26%.
* MID SLOPE........15-25%.
* 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........WEST WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 2400-3400 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 20 MPH.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 32-42. WEST WINDS 8 TO 13 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
SATURDAY
PARTLY CLOUDY. HIGHS 58-68. LOWS 29-39. SLOPE WINDS.
SUNDAY
MOSTLY CLOUDY. HIGHS 63-73. LOWS 29-39. SLOPE WINDS.
MONDAY
CLEAR. HIGHS 71-79. LOWS 35-45. SLOPE WINDS.
TUESDAY
CLEAR. HIGHS 75-83. LOWS 37-47.
WEDNESDAY
PARTLY CLOUDY. HIGHS 72-82.
CAZ274-130015-
SOUTHERN MONO COUNTY-
512 AM PDT THU MAR 12 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........58-68.
* MID SLOPE........55-65.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........12-22%.
* MID SLOPE........13-23%.
* 24 HR TREND......4% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700-1200 FT AGL INCREASING TO 2700-3700 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........28-38.
* MID SLOPE........30-40.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........45-55%.
* MID SLOPE........31-41%.
* 24 HR TREND......12% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH AFTER
MIDNIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2100-3100 FT AGL DECREASING TO 600-1000 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........62-72.
* MID SLOPE........59-69.
* MIN HUMIDITY.......
* VALLEYS..........11-21%.
* MID SLOPE........11-21%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-1100 FT AGL INCREASING TO 2300-3300 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 30-40. DOWNSLOPE 2 TO 5 MPH.
SATURDAY
PARTLY CLOUDY. HIGHS 60-70. LOWS 30-40. WEST WINDS 10 TO
15 MPH.
SUNDAY
MOSTLY CLOUDY. HIGHS 60-70. LOWS 30-40. NORTHWEST WINDS
10 TO 15 MPH.
MONDAY
CLEAR. HIGHS 65-75. LOWS 34-44. SLOPE WINDS.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 70-80. LOWS 35-45.
.8 TO 14 DAY OUTLOOK FOR (THU MAR 19 THROUGH WED MAR 25)
ABOVE NORMAL TEMPERATURES AND LITTLE OR NO PRECIPITATION.
=
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