531
FNUS55 KREV 152000
FWFREV
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE RENO NV
100 PM PDT THU OCT 15 2026
...LOCALLY ELEVATED FIRE WEATHER CONDITIONS POSSIBLE FRIDAY
AFTERNOON FOR PORTIONS OF NORTHEAST CA, NORTHWEST NV AND MINERAL
COUNTY...
DISCUSSION
WARM, DRY WEATHER PERSISTS INTO THE WEEKEND. EAST WINDS CONTINUE WITH
SIERRA RIDGE GUSTS OF 40-60 MPH TONIGHT. SOUTHEAST GUSTS OF 30-35 MPH
ELEVATE FIRE WEATHER CONCERNS FRIDAY AFTERNOON IN PARTS OF MINERAL
COUNTY, NORTHEAST CA AND NORTHWEST NV. WINDS EASE THIS WEEKEND, THEN
INCREASE AGAIN MONDAY. COOLER WEATHER WITH RAIN AND MOUNTAIN SNOW
CHANCES RETURN TUESDAY-THURSDAY.
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
NVZ420-161445-
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-
100 PM PDT THU OCT 15 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........30-40.
* MID SLOPE........33-43.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........57-67%.
* MID SLOPE........46-56%.
* 24 HR TREND......10% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 9 TO 14 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........EAST WINDS 10 TO 20 MPH WITH GUSTS TO 40 MPH.
* MIXING HEIGHT......1500-2500 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....EAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO POOR AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........67-77.
* MID SLOPE........63-73.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........11-21%.
* MID SLOPE........17-25%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 9 TO 17
MPH WITH GUSTS TO 30 MPH IN THE LATE MORNING
AND AFTERNOON.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 40
MPH.
* MIXING HEIGHT......800-1300 FT AGL INCREASING TO 2600-3600 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHEAST 15 TO 20 MPH IN
THE AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........34-44.
* MID SLOPE........35-45.
* MAX HUMIDITY.......
* VALLEYS..........50-60%.
* MID SLOPE........42-52%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 9 TO 16 MPH WITH GUSTS TO 25 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH.
* MIXING HEIGHT......1500-2000 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO POOR AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........69-79.
* MID SLOPE........67-77.
* MIN HUMIDITY.......
* VALLEYS..........9-19%.
* MID SLOPE........12-20%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH IN THE MORNING
BECOMING LIGHT.
* MIXING HEIGHT......200-500 FT AGL THEN 3300-4300 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
CLEAR. LOWS 33-43. DOWNSLOPE WINDS 2 TO 5 MPH.
SUNDAY
CLEAR. HIGHS 69-79. LOWS 33-43. SOUTHWEST WINDS 10 TO
15 MPH.
MONDAY
PARTLY CLOUDY. HIGHS 65-75. LOWS 31-41. SOUTHWEST WINDS
10 TO 20 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 52-61. LOWS
31-41. SLOPE WINDS.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 51-60. LOWS
29-39.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 52-62.
NVZ421-161445-
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN
LYON, AND WESTERN MINERAL COUNTIES-
100 PM PDT THU OCT 15 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........27-37.
* MID SLOPE........34-44.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........56-66%.
* MID SLOPE........44-54%.
* 24 HR TREND......12% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHEAST WINDS 8 TO 13 MPH WITH GUSTS TO 25 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHEAST WINDS 15 TO 25 MPH SHIFTING TO THE
EAST 25 TO 40 MPH AFTER MIDNIGHT. GUSTS TO 45
MPH INCREASING TO 60 MPH IN THE LATE EVENING
AND OVERNIGHT.
* MIXING HEIGHT......1600-2600 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....EAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........65-75.
* 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 BECOMING EAST 9 TO 14 MPH IN
THE LATE MORNING AND AFTERNOON.
* RIDGE TOP........EAST WINDS 20 TO 30 MPH WITH GUSTS TO 55 MPH.
* MIXING HEIGHT......1000-1500 FT AGL INCREASING TO 3000-4000 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
* VENTILATION........FAIR INCREASING TO VERY GOOD IN THE AFTERNOON.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........29-39.
* MID SLOPE........37-47.
* MAX HUMIDITY.......
* VALLEYS..........50-60%.
* MID SLOPE........40-50%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTH WINDS 9 TO 14 MPH. GUSTS TO 30 MPH IN THE
LATE EVENING AND OVERNIGHT.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE
SOUTHWEST IN THE MORNING. GUSTS TO 35 MPH IN
THE LATE EVENING AND OVERNIGHT.
* MIXING HEIGHT......1700-2200 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........67-77.
* MID SLOPE........61-71.
* MIN HUMIDITY.......
* VALLEYS..........12-20%.
* MID SLOPE........13-23%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25
MPH IN THE MORNING BECOMING LIGHT.
* MIXING HEIGHT......200-500 FT AGL THEN 4200-5200 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 WINDS 2 TO 5 MPH
BECOMING SOUTHWEST 7 TO 12 MPH AFTER MIDNIGHT.
SUNDAY
CLEAR. HIGHS 67-77. LOWS 28-38. SOUTHWEST WINDS 10 TO
15 MPH.
MONDAY
PARTLY CLOUDY. HIGHS 62-72. LOWS 24-34. SOUTHWEST WINDS
10 TO 20 MPH.
TUESDAY
SHOWERS LIKELY. HIGHS 49-59. LOWS 23-33. SLOPE WINDS.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 45-55. LOWS
21-31.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 49-59.
CAZ272-161445-
GREATER LAKE TAHOE AND TRUCKEE AREA-
100 PM PDT THU OCT 15 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........29-39.
* MID SLOPE........32-42.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........69-79%.
* MID SLOPE........51-61%.
* 24 HR TREND......13% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 8 TO 13 MPH WITH GUSTS TO 25 MPH
INCREASING TO NORTHEAST 10 TO 20 MPH WITH
GUSTS TO 40 MPH IN THE LATE EVENING AND
OVERNIGHT.
* RIDGE TOP........EAST WINDS 20 TO 35 MPH WITH GUSTS TO 60 MPH.
* MIXING HEIGHT......1300-1800 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....EAST 15 TO 25 MPH.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........61-70.
* MID SLOPE........58-68.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........17-27%.
* MID SLOPE........18-28%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 7 TO 12 MPH IN THE MORNING BECOMING
UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........EAST WINDS 20 TO 30 MPH WITH GUSTS TO 50 MPH.
* MIXING HEIGHT......700-1200 FT AGL INCREASING TO 2000-3000 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
* VENTILATION........FAIR INCREASING TO GOOD IN THE AFTERNOON.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........29-39.
* MID SLOPE........36-46.
* MAX HUMIDITY.......
* VALLEYS..........57-67%.
* MID SLOPE........41-51%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH IN THE EVENING BECOMING LIGHT.
* MIXING HEIGHT......1200-1700 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
* VENTILATION........FAIR DECREASING TO POOR AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........64-73.
* MID SLOPE........60-70.
* MIN HUMIDITY.......
* VALLEYS..........13-23%.
* MID SLOPE........14-24%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......200-500 FT AGL THEN 4200-5200 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........POOR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
CLEAR. LOWS 25-35. DOWNSLOPE WINDS 2 TO 5 MPH.
SUNDAY
CLEAR. HIGHS 61-69. LOWS 25-35. SOUTHWEST WINDS 10 TO
15 MPH.
MONDAY
PARTLY CLOUDY. HIGHS 55-61. LOWS 25-35. SOUTHWEST WINDS
10 TO 20 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 44-51. LOWS
25-35. SLOPE WINDS.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 43-50. LOWS
24-34.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 45-53.
NVZ423-161445-
WEST HUMBOLDT BASIN IN PERSHING COUNTY-
100 PM PDT THU OCT 15 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........32-41.
* MID SLOPE........33-43.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........48-58%.
* MID SLOPE........35-45%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHEAST WINDS 9 TO 14 MPH IN THE EVENING
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* MIXING HEIGHT......1800-2800 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO POOR AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........71-77.
* MID SLOPE........65-75.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........11-18%.
* MID SLOPE........12-18%.
* 24 HR TREND......4% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH.
* MIXING HEIGHT......600-1100 FT AGL INCREASING TO 2500-3500 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........34-44.
* MID SLOPE........37-47.
* MAX HUMIDITY.......
* VALLEYS..........43-53%.
* MID SLOPE........29-39%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 25
MPH.
* MIXING HEIGHT......1400-1900 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........FAIR DECREASING TO POOR AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........72-78.
* MID SLOPE........68-76.
* MIN HUMIDITY.......
* VALLEYS..........14-20%.
* MID SLOPE........16-21%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH. GUSTS TO 25 MPH.
* MIXING HEIGHT......200-500 FT AGL THEN 2700-3700 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
CLEAR. LOWS 35-44. DOWNSLOPE WINDS 2 TO 5 MPH.
SUNDAY
CLEAR. HIGHS 72-78. LOWS 34-44. SLOPE WINDS.
MONDAY
PARTLY CLOUDY. HIGHS 68-74. LOWS 34-44. SOUTHWEST WINDS
10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 57-65. LOWS
32-42. SLOPE WINDS.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 56-62. LOWS
31-41.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 56-62.
NVZ429-161445-
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-
100 PM PDT THU OCT 15 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........29-39.
* MID SLOPE........34-43.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........62-72%.
* MID SLOPE........42-52%.
* 24 HR TREND......16% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHEAST WINDS 7 TO 12 MPH WITH GUSTS TO 20 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........EAST WINDS 10 TO 20 MPH WITH GUSTS TO 40 MPH.
* MIXING HEIGHT......1900-2900 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO POOR AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........68-78.
* MID SLOPE........64-74.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........12-22%.
* MID SLOPE........12-22%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 9 TO 14
MPH WITH GUSTS TO 25 MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 30
MPH.
* MIXING HEIGHT......900-1400 FT AGL INCREASING TO 3300-4300 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........34-44.
* MID SLOPE........38-48.
* MAX HUMIDITY.......
* VALLEYS..........56-66%.
* MID SLOPE........39-49%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 9 TO 14 MPH WITH GUSTS TO 30
MPH.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 20 MPH. GUSTS TO 30 MPH
INCREASING TO 40 MPH AFTER MIDNIGHT.
* MIXING HEIGHT......1800-2800 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........VERY GOOD DECREASING TO MARGINAL AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........70-80.
* MID SLOPE........65-75.
* MIN HUMIDITY.......
* VALLEYS..........13-21%.
* MID SLOPE........14-22%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS TO 25 MPH
IN THE MORNING BECOMING UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH. GUSTS TO 35 MPH.
* MIXING HEIGHT......200-500 FT AGL THEN 3100-4100 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
CLEAR. LOWS 33-43. DOWNSLOPE WINDS 2 TO 5 MPH.
SUNDAY
CLEAR. HIGHS 70-80. LOWS 33-43. SOUTH WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. HIGHS 67-77. LOWS 34-44. SOUTH WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 55-65. LOWS
32-42. NORTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS.
HIGHS 52-62. LOWS 30-40.
CAZ270-278-NVZ458-161445-
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
100 PM PDT THU OCT 15 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........29-39.
* MID SLOPE........32-42.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........51-61%.
* MID SLOPE........40-50%.
* 24 HR TREND......10% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 9 TO 14 MPH WITH GUSTS TO 25 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* MIXING HEIGHT......1700-2200 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....EAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO POOR AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........67-77.
* MID SLOPE........63-73.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........10-20%.
* MID SLOPE........10-20%.
* 24 HR TREND......4% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 12 TO 18
MPH WITH GUSTS TO 30 MPH.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 35
MPH.
* MIXING HEIGHT......600-1100 FT AGL INCREASING TO 2400-3400 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH INCREASING TO 15 TO 25
MPH IN THE AFTERNOON.
* VENTILATION........FAIR INCREASING TO GOOD IN THE AFTERNOON.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........31-41.
* MID SLOPE........34-44.
* MAX HUMIDITY.......
* VALLEYS..........47-57%.
* MID SLOPE........38-48%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 9 TO 16 MPH IN THE EVENING
BECOMING DOWNSLOPE 2 TO 5 MPH. GUSTS TO 30
MPH.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......1400-1900 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........69-79.
* MID SLOPE........68-74.
* MIN HUMIDITY.......
* VALLEYS..........11-21%.
* MID SLOPE........12-20%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........LIGHT WINDS.
* MIXING HEIGHT......200-500 FT AGL THEN 2800-3800 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
CLEAR. LOWS 30-40. DOWNSLOPE WINDS 2 TO 5 MPH.
SUNDAY
CLEAR. HIGHS 68-78. LOWS 30-40. SOUTHWEST WINDS 10 TO
15 MPH.
MONDAY
PARTLY CLOUDY. HIGHS 60-70. LOWS 27-37. SOUTHWEST WINDS
10 TO 20 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 51-61. LOWS
26-36. SLOPE WINDS.
WEDNESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 50-60.
LOWS 26-36.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 50-60.
CAZ271-161445-
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-
100 PM PDT THU OCT 15 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........26-36.
* MID SLOPE........36-46.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........56-66%.
* MID SLOPE........38-48%.
* 24 HR TREND......8% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 9 TO 15 MPH. GUSTS TO 25 MPH
INCREASING TO 35 MPH IN THE LATE EVENING AND
OVERNIGHT.
* RIDGE TOP........EAST WINDS 10 TO 20 MPH WITH GUSTS TO 45 MPH.
* MIXING HEIGHT......1700-2200 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....EAST 10 TO 20 MPH.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........67-77.
* MID SLOPE........63-73.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........14-24%.
* MID SLOPE........15-25%.
* 24 HR TREND......4% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 9 TO 14 MPH. GUSTS TO 20 MPH
INCREASING TO 30 MPH IN THE LATE MORNING AND
AFTERNOON.
* RIDGE TOP........EAST WINDS 10 TO 20 MPH WITH GUSTS TO 40 MPH.
* MIXING HEIGHT......700-1200 FT AGL INCREASING TO 2300-3300 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 15 TO 25 MPH.
* VENTILATION........FAIR INCREASING TO GOOD IN THE AFTERNOON.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........27-37.
* MID SLOPE........34-44.
* MAX HUMIDITY.......
* VALLEYS..........55-65%.
* MID SLOPE........41-51%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS TO 25 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS.
* MIXING HEIGHT......1300-1800 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........FAIR DECREASING TO POOR AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........69-79.
* MID SLOPE........67-75.
* MIN HUMIDITY.......
* VALLEYS..........12-20%.
* MID SLOPE........12-20%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......200-500 FT AGL THEN 3600-4600 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........POOR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
CLEAR. LOWS 25-35. DOWNSLOPE WINDS 2 TO 5 MPH.
SUNDAY
CLEAR. HIGHS 66-76. LOWS 24-34. SOUTH WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 55-65. LOWS
22-32. SOUTHWEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 48-58. LOWS
22-32. SLOPE WINDS.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 48-58. LOWS
23-33.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 48-58.
CAZ274-161445-
SOUTHERN MONO COUNTY-
100 PM PDT THU OCT 15 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........28-38.
* MID SLOPE........29-36.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........61-71%.
* MID SLOPE........50-60%.
* 24 HR TREND......8% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHEAST WINDS 9 TO 14 MPH WITH GUSTS TO 25 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 20 MPH WITH GUSTS TO 50 MPH
INCREASING TO NORTHEAST 20 TO 35 MPH WITH
GUSTS TO 60 MPH AFTER MIDNIGHT.
* MIXING HEIGHT......1800-2800 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHEAST 10 TO 20 MPH.
* VENTILATION........VERY GOOD DECREASING TO MARGINAL AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........60-70.
* MID SLOPE........56-66.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........17-27%.
* MID SLOPE........20-30%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 7 TO 12
MPH WITH GUSTS TO 20 MPH IN THE AFTERNOON.
* RIDGE TOP........EAST WINDS 15 TO 25 MPH WITH GUSTS TO 55 MPH.
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 3200-4200 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
* VENTILATION........GOOD.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........29-39.
* MID SLOPE........32-38.
* MAX HUMIDITY.......
* VALLEYS..........62-72%.
* MID SLOPE........49-59%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* MIXING HEIGHT......1500-2500 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO POOR AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........62-72.
* MID SLOPE........58-68.
* MIN HUMIDITY.......
* VALLEYS..........14-24%.
* MID SLOPE........16-26%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH UNTIL LATE
AFTERNOON BECOMING LIGHT.
* MIXING HEIGHT......200-500 FT AGL THEN 3300-4300 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
SATURDAY NIGHT
CLEAR. LOWS 31-41. DOWNSLOPE WINDS 2 TO 5 MPH.
SUNDAY THROUGH MONDAY
CLEAR. HIGHS 60-70. LOWS 25-35. SOUTHWEST
WINDS 8 TO 13 MPH.
TUESDAY
SHOWERS LIKELY. HIGHS 46-56. LOWS 21-31. SLOPE WINDS.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 42-52. LOWS
19-29.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 45-55.
.8 TO 14 DAY OUTLOOK FOR (FRI OCT 23 THROUGH THU OCT 29)
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
=
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