278
FNUS55 KREV 171153
FWFREV
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE RENO NV
353 AM PST MON NOV 17 2025
DISCUSSION
PERIODS OF VALLEY RAIN AND MOUNTAIN SNOW WILL CONTINUE ACROSS THE
SIERRA AND WESTERN NEVADA TODAY AND GOING INTO THE NIGHT. BREEZY
WINDS ARE EXPECTED WITH WINDS GUSTS TO AROUND 25 MPH AND GUSTS UP
TO AROUND 35-40 MPH AT THE RIDGES. PRECIPITATION CHANCES TAPER OFF
TO THE SOUTH ON TUESDAY FOLLOWED BY A DRY PERIOD TO BEGIN
WEDNESDAY.
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
NVZ420-180015-
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-
353 AM PST MON NOV 17 2025
TODAY
* SKY/WEATHER........CHANCE OF RAIN AND SNOW IN THE MORNING, THEN
RAIN AND SNOW LIKELY IN THE AFTERNOON.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........45-52.
* MID SLOPE........40-48.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........60-70%.
* MID SLOPE........67-77%.
* 24 HR TREND......13% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 7 TO 12 MPH. GUSTS TO 20 MPH IN
THE MORNING.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...40%.
* MIXING HEIGHT......700-1200 FT AGL INCREASING TO 1700-2700 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLOUDY. CHANCE OF RAIN AND SNOW.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........27-37.
* MID SLOPE........29-38.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........88-98%.
* MID SLOPE........86-96%.
* 24 HR TREND......6% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH. GUSTS TO 30 MPH IN
THE LATE EVENING AND OVERNIGHT.
* CHC WETTING RAIN...35%.
* MIXING HEIGHT......900-1400 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR.
TUESDAY
* SKY/WEATHER........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW
IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........47-55.
* MID SLOPE........40-50.
* MIN HUMIDITY.......
* VALLEYS..........56-66%.
* MID SLOPE........66-76%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* CHC WETTING RAIN...10%.
* MIXING HEIGHT......600-1000 FT AGL INCREASING TO 1500-2000 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR.
EXTENDED
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING CLEAR.
LOWS 23-33. DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. HIGHS 45-55. LOWS
23-33. SLOPE WINDS.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. HIGHS 42-51.
LOWS 24-34. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. HIGHS 44-52. LOWS 21-31. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS 48-58. LOWS 21-31.
NVZ421-180015-
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN
LYON, AND WESTERN MINERAL COUNTIES-
353 AM PST MON NOV 17 2025
TODAY
* SKY/WEATHER........CHANCE OF SNOW AND RAIN IN THE MORNING, THEN
SNOW AND RAIN LIKELY IN THE AFTERNOON.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........42-52.
* MID SLOPE........36-46.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........51-61%.
* MID SLOPE........54-64%.
* 24 HR TREND......6% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTH WINDS 7 TO 12 MPH. GUSTS TO 20 MPH UNTIL
LATE AFTERNOON.
* RIDGE TOP........SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 45 MPH.
* CHC WETTING RAIN...50%.
* MIXING HEIGHT......1000-1500 FT AGL INCREASING TO 2100-3100 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTH 15 TO 25 MPH.
* VENTILATION........GOOD INCREASING TO VERY GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........SNOW AND RAIN LIKELY.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........20-30.
* MID SLOPE........27-37.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........89-99%.
* MID SLOPE........87-97%.
* 24 HR TREND......10% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE
SOUTHWEST IN THE LATE EVENING AND EARLY
MORNING, THEN SHIFTING TO THE NORTH 15 TO 25
MPH IN THE MORNING. GUSTS TO 30 MPH INCREASING
TO 35 MPH IN THE MORNING.
* CHC WETTING RAIN...45%.
* MIXING HEIGHT......1100-1600 FT AGL DECREASING TO 600-1100 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER........CLOUDY. CHANCE OF SNOW AND RAIN.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........39-49.
* MID SLOPE........33-43.
* MIN HUMIDITY.......
* VALLEYS..........66-76%.
* MID SLOPE........65-75%.
* 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 20 MPH WITH GUSTS TO 40
MPH.
* CHC WETTING RAIN...25%.
* MIXING HEIGHT......600-1100 FT AGL INCREASING TO 1100-1600 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........FAIR.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SNOW AND A SLIGHT CHANCE
OF RAIN. LOWS 17-27. DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF SNOW. HIGHS 43-53. LOWS 17-27.
SLOPE WINDS.
THURSDAY
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. HIGHS 39-49.
LOWS 17-27. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW. HIGHS 39-49. LOWS
16-26. SLOPE WINDS.
SATURDAY
PARTLY CLOUDY. HIGHS 45-54. LOWS 16-26.
SUNDAY
PARTLY CLOUDY. HIGHS 49-59.
CAZ272-180015-
GREATER LAKE TAHOE AND TRUCKEE AREA-
353 AM PST MON NOV 17 2025
TODAY
* SKY/WEATHER........SNOW AND RAIN.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........37-43.
* MID SLOPE........31-41.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........74-84%.
* MID SLOPE........78-88%.
* 24 HR TREND......6% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO 50 MPH
INCREASING TO 20 TO 30 MPH WITH GUSTS TO 45
MPH EARLY IN THE AFTERNOON, THEN DECREASING TO
10 TO 15 MPH WITH GUSTS TO 35 MPH LATE IN THE
AFTERNOON.
* CHC WETTING RAIN...60%.
* MIXING HEIGHT......1400-1900 FT AGL.
* TRANSPORT WINDS....SOUTH 10 TO 20 MPH.
* VENTILATION........GOOD.
TONIGHT
* SKY/WEATHER........SNOW LIKELY IN THE EVENING, THEN CHANCE OF
SNOW AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........20-30.
* MID SLOPE........22-32.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........95-100%.
* MID SLOPE........97-100%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH SHIFTING TO THE NORTHEAST 15 TO 25 MPH
WITH GUSTS TO 35 MPH IN THE MORNING.
* CHC WETTING RAIN...25%.
* MIXING HEIGHT......1000-1500 FT AGL.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH SHIFTING TO THE NORTHEAST
AFTER MIDNIGHT.
* VENTILATION........FAIR.
TUESDAY
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING.
CHANCE OF SNOW.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........39-45.
* MID SLOPE........33-43.
* MIN HUMIDITY.......
* VALLEYS..........76-86%.
* MID SLOPE........77-87%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH. GUSTS TO 40 MPH
DECREASING TO 25 MPH LATE IN THE AFTERNOON.
* CHC WETTING RAIN...15%.
* MIXING HEIGHT......900-1400 FT AGL.
* TRANSPORT WINDS....EAST 10 TO 20 MPH.
* VENTILATION........GOOD.
EXTENDED
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 19-29. DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW. HIGHS 41-48.
LOWS 19-29. SLOPE WINDS.
THURSDAY
SNOW LIKELY. HIGHS 36-42. LOWS 20-30. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW. HIGHS 38-45. LOWS
18-28. SLOPE WINDS.
SATURDAY
PARTLY CLOUDY. HIGHS 43-50. LOWS 18-28.
SUNDAY
PARTLY CLOUDY. HIGHS 47-54.
NVZ423-180015-
WEST HUMBOLDT BASIN IN PERSHING COUNTY-
353 AM PST MON NOV 17 2025
TODAY
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........50-58.
* MID SLOPE........46-56.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........41-51%.
* MID SLOPE........46-56%.
* 24 HR TREND......11% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING EAST 7 TO 12 MPH IN
THE AFTERNOON.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH
UNTIL LATE AFTERNOON.
* CHC WETTING RAIN...25%.
* MIXING HEIGHT......600-1000 FT AGL INCREASING TO 2600-3600 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY. RAIN AND SNOW LIKELY IN THE
EVENING, THEN SLIGHT CHANCE OF RAIN AND SNOW
AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........30-39.
* MID SLOPE........32-39.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........81-91%.
* MID SLOPE........68-78%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE
EAST IN THE MORNING. GUSTS TO 20 MPH IN THE
EVENING.
* CHC WETTING RAIN...35%.
* MIXING HEIGHT......1300-1800 FT AGL DECREASING TO 600-1000 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR.
TUESDAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........53-59.
* MID SLOPE........48-58.
* MIN HUMIDITY.......
* VALLEYS..........40-50%.
* MID SLOPE........45-55%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........LIGHT WINDS. GUSTS TO 20 MPH IN THE MORNING.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1700-2700 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO FAIR IN THE AFTERNOON.
EXTENDED
TUESDAY NIGHT
CLEAR. LOWS 25-35. DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. HIGHS 48-53. LOWS
25-35. SLOPE WINDS.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. HIGHS 47-53.
LOWS 26-36. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. HIGHS 48-54. LOWS 21-31. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS 48-54. LOWS 21-31.
NVZ429-180015-
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-
353 AM PST MON NOV 17 2025
TODAY
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........47-57.
* MID SLOPE........42-52.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........48-58%.
* MID SLOPE........47-57%.
* 24 HR TREND......8% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 9 TO 14 MPH WITH GUSTS TO 25
MPH.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 40
MPH.
* CHC WETTING RAIN...25%.
* MIXING HEIGHT......700-1200 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........GOOD INCREASING TO VERY GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........RAIN AND SNOW LIKELY IN THE EVENING, THEN
CHANCE OF RAIN AND SNOW AFTER MIDNIGHT.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........30-39.
* MID SLOPE........30-40.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........86-96%.
* MID SLOPE........78-88%.
* 24 HR TREND......6% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTH WINDS 7 TO 12 MPH WITH GUSTS TO 20 MPH
SHIFTING TO THE NORTHWEST IN THE LATE EVENING
AND OVERNIGHT.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH
SHIFTING TO THE SOUTHEAST WITH GUSTS TO 40 MPH
IN THE LATE EVENING AND OVERNIGHT.
* CHC WETTING RAIN...50%.
* MIXING HEIGHT......1300-1800 FT AGL DECREASING TO 600-1000 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF SNOW AND A SLIGHT
CHANCE OF RAIN.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........46-56.
* MID SLOPE........42-52.
* MIN HUMIDITY.......
* VALLEYS..........49-59%.
* MID SLOPE........48-58%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...25%.
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 1600-2100 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR.
EXTENDED
TUESDAY NIGHT
PARTLY CLOUDY. CHANCE OF SNOW AND A SLIGHT CHANCE
OF RAIN. LOWS 26-36. DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
PARTLY CLOUDY. HIGHS 46-56. LOWS 26-36. SLOPE WINDS.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. HIGHS 43-53.
LOWS 26-36. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. HIGHS 42-52. LOWS 23-33. SLOPE WINDS.
SATURDAY
PARTLY CLOUDY. HIGHS 45-54. LOWS 23-33.
SUNDAY
PARTLY CLOUDY. HIGHS 49-59.
CAZ270-278-NVZ458-180015-
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
353 AM PST MON NOV 17 2025
TODAY
* SKY/WEATHER........CHANCE OF RAIN AND SNOW IN THE MORNING, THEN
RAIN AND SNOW LIKELY IN THE AFTERNOON.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........42-52.
* MID SLOPE........40-48.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........67-77%.
* MID SLOPE........68-78%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 8 TO 13 MPH. GUSTS TO 20 MPH
UNTIL LATE AFTERNOON.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...35%.
* MIXING HEIGHT......700-1200 FT AGL INCREASING TO 1600-2600 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD.
TONIGHT
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........25-35.
* MID SLOPE........27-37.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........88-98%.
* MID SLOPE........86-96%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...30%.
* MIXING HEIGHT......800-1300 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR.
TUESDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........48-56.
* MID SLOPE........45-51.
* MIN HUMIDITY.......
* VALLEYS..........56-66%.
* MID SLOPE........59-69%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......600-700 FT AGL INCREASING TO 1700-2200 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR.
EXTENDED
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING CLEAR.
LOWS 22-32. DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN. HIGHS 45-55. LOWS 22-32.
SLOPE WINDS.
THURSDAY
SNOW LIKELY AND A CHANCE OF RAIN. HIGHS 40-50. LOWS
24-34. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. HIGHS 43-53. LOWS 19-29. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS 46-56. LOWS 19-29.
CAZ271-180015-
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-
353 AM PST MON NOV 17 2025
TODAY
* SKY/WEATHER........RAIN AND SNOW IN THE MORNING, THEN RAIN AND
SNOW LIKELY IN THE AFTERNOON.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........39-49.
* MID SLOPE........37-45.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........72-82%.
* MID SLOPE........74-84%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 7 TO 12 MPH WITH GUSTS TO 25 MPH
UNTIL LATE AFTERNOON BECOMING UPSLOPE 4 TO 8
MPH.
* RIDGE TOP........SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH
UNTIL LATE AFTERNOON BECOMING LIGHT.
* CHC WETTING RAIN...55%.
* MIXING HEIGHT......900-1400 FT AGL INCREASING TO 1700-2700 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 20 MPH.
* VENTILATION........GOOD.
TONIGHT
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........22-32.
* MID SLOPE........25-35.
* 24 HR TREND......4 DEGREES COOLER.
* MAX HUMIDITY.......
* VALLEYS..........92-100%.
* MID SLOPE........94-100%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...15%.
* MIXING HEIGHT......1000-1500 FT AGL DECREASING TO 600-1000 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR.
TUESDAY
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF SNOW IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........46-54.
* MID SLOPE........42-52.
* MIN HUMIDITY.......
* VALLEYS..........63-73%.
* MID SLOPE........66-76%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH
UNTIL LATE AFTERNOON.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......600-800 FT AGL INCREASING TO 1600-2100 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO FAIR IN THE AFTERNOON.
EXTENDED
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING CLEAR.
LOWS 18-28. DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW. HIGHS 45-53.
LOWS 18-28. SLOPE WINDS.
THURSDAY
SNOW AND RAIN LIKELY. HIGHS 39-47. LOWS 20-30. SLOPE
WINDS.
FRIDAY
PARTLY CLOUDY. HIGHS 44-52. LOWS 17-27. SLOPE WINDS.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS 47-57. LOWS 17-27.
CAZ274-180015-
SOUTHERN MONO COUNTY-
353 AM PST MON NOV 17 2025
TODAY
* SKY/WEATHER........CHANCE OF SNOW AND A SLIGHT CHANCE OF RAIN AND
SNOW.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........38-48.
* MID SLOPE........33-43.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........55-65%.
* MID SLOPE........61-71%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTH WINDS 9 TO 14 MPH.
* RIDGE TOP........SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 45 MPH.
* CHC WETTING RAIN...50%.
* MIXING HEIGHT......1000-1500 FT AGL INCREASING TO 1600-2100 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTH 15 TO 25 MPH.
* VENTILATION........GOOD INCREASING TO VERY GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........SNOW AND RAIN LIKELY.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........15-25.
* MID SLOPE........18-28.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........92-100%.
* MID SLOPE........85-95%.
* 24 HR TREND......4% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTH WINDS 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH.
* CHC WETTING RAIN...55%.
* MIXING HEIGHT......900-1400 FT AGL.
* TRANSPORT WINDS....SOUTHEAST 10 TO 20 MPH.
* VENTILATION........GOOD DECREASING TO FAIR AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER........CLOUDY. CHANCE OF SNOW. CHANCE OF RAIN IN THE
AFTERNOON.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........35-45.
* MID SLOPE........30-40.
* MIN HUMIDITY.......
* VALLEYS..........63-73%.
* MID SLOPE........71-81%.
* 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 20 MPH WITH GUSTS TO 35
MPH.
* CHC WETTING RAIN...35%.
* MIXING HEIGHT......1100-1600 FT AGL.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........FAIR.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. LOWS 18-28.
DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS 38-48. LOWS 16-26. SLOPE WINDS.
THURSDAY
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. HIGHS 37-47.
LOWS 16-26. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW. HIGHS 36-46. LOWS
15-25. SLOPE WINDS.
SATURDAY
CLEAR. HIGHS 41-51. LOWS 15-25.
SUNDAY
SUNNY. HIGHS 47-57.
.8 TO 14 DAY OUTLOOK FOR (MON NOV 24 THROUGH SUN NOV 30)
BELOW NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
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