205
FNUS55 KREV 281123
FWFREV
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE RENO NV
423 AM PDT MON APR 28 2025
DISCUSSION
COOL AND DRIER CONDITIONS PREVAIL TODAY BEFORE A WARMING TREND
RETURNS THIS WEEK. EXPECT GENERALLY DRY CONDITIONS WITH LIGHT
NORTHERLY BREEZES THROUGH THE MIDDLE OF THE WEEK WITH SLIGHT CHANCES
FOR SHOWERS AND ISOLATED THUNDERSTORMS ON WEDNESDAY. ANOTHER LATE
SEASON STORM MAY BRING BACK COLDER TEMPERATURES, GUSTY WINDS AS WELL
AS WETTING RAIN AND SNOW CHANCES OVER THE WEEKEND.
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
NVZ420-290030-
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-
423 AM PDT MON APR 28 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........57-67.
* MID SLOPE........54-64.
* 24 HR TREND......12 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........21-31%.
* MID SLOPE........23-33%.
* 24 HR TREND......31% DRIER.
* 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 WITH GUSTS TO 25 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1500-2000 FT AGL INCREASING TO 5000-6000 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO VERY GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........33-43.
* MID SLOPE........34-43.
* 24 HR TREND......7 DEGREES WARMER.
* MAX HUMIDITY.......
* VALLEYS..........57-67%.
* MID SLOPE........50-60%.
* 24 HR TREND......18% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHEAST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......3300-4300 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........VERY GOOD DECREASING TO MARGINAL AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........65-75.
* MID SLOPE........61-71.
* MIN HUMIDITY.......
* VALLEYS..........18-28%.
* MID SLOPE........20-30%.
* 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 4000-5000 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS
40-50. NORTHWEST WINDS 9 TO 14 MPH UNTIL EARLY MORNING BECOMING
DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 63-73.
LOWS 38-48. SLOPE WINDS.
THURSDAY
CLEAR. HIGHS 68-78. LOWS 38-48. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
68-78. LOWS 40-50. SOUTHWEST WINDS 10 TO 20 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY. BREEZY. CHANCE OF SHOWERS.
HIGHS 51-61. LOWS 29-39.
NVZ421-290030-
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN
LYON, AND WESTERN MINERAL COUNTIES-
423 AM PDT MON APR 28 2025
TODAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........53-63.
* MID SLOPE........46-56.
* 24 HR TREND......11 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........22-32%.
* MID SLOPE........23-33%.
* 24 HR TREND......24% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTH 9 TO 14 MPH IN
THE AFTERNOON.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 25
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1600-2600 FT AGL INCREASING TO 4600-5600 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........26-36.
* MID SLOPE........33-43.
* 24 HR TREND......4 DEGREES WARMER.
* MAX HUMIDITY.......
* VALLEYS..........61-71%.
* MID SLOPE........46-56%.
* 24 HR TREND......12% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHEAST WINDS 9 TO 14 MPH IN THE EVENING
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 25
MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......3100-4100 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........61-71.
* MID SLOPE........54-64.
* MIN HUMIDITY.......
* VALLEYS..........16-26%.
* MID SLOPE........16-26%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH UNTIL LATE AFTERNOON
BECOMING LIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 3300-4300 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 33-43. NORTHWEST WINDS 8 TO 13 MPH IN THE EVENING
BECOMING DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 58-68. LOWS 32-42. SLOPE WINDS.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
62-72. LOWS 32-42. SLOPE WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 63-73. LOWS 33-43. SOUTHWEST WINDS 10 TO
15 MPH.
SATURDAY
MOSTLY CLOUDY. BRISK. CHANCE OF SHOWERS. HIGHS 49-59.
LOWS 22-32.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 43-53.
CAZ272-290030-
GREATER LAKE TAHOE AND TRUCKEE AREA-
423 AM PDT MON APR 28 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........50-58.
* MID SLOPE........46-56.
* 24 HR TREND......14 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........32-42%.
* MID SLOPE........29-39%.
* 24 HR TREND......32% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 3300-4300 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........28-38.
* MID SLOPE........28-37.
* 24 HR TREND......6 DEGREES WARMER.
* MAX HUMIDITY.......
* VALLEYS..........74-84%.
* MID SLOPE........59-69%.
* 24 HR TREND......15% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2300-3300 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........GOOD DECREASING TO MARGINAL AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........56-65.
* MID SLOPE........53-63.
* MIN HUMIDITY.......
* VALLEYS..........30-40%.
* MID SLOPE........27-37%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH UNTIL LATE
AFTERNOON BECOMING LIGHT.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......800-1300 FT AGL INCREASING TO 2700-3700 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS
33-43. DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
54-62. LOWS 33-43. SLOPE WINDS.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 59-67. LOWS
33-43. SLOPE WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 55-63. LOWS 31-41. SOUTHWEST WINDS 10 TO
15 MPH.
SATURDAY
SHOWERS LIKELY. HIGHS 41-49. LOWS 22-32.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 40-48.
NVZ423-290030-
WEST HUMBOLDT BASIN IN PERSHING COUNTY-
423 AM PDT MON APR 28 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........63-69.
* MID SLOPE........57-67.
* 24 HR TREND......11 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........23-32%.
* MID SLOPE........24-34%.
* 24 HR TREND......37% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHWEST WINDS 9 TO 14 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......1400-1900 FT AGL INCREASING TO 5200-6200 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........34-43.
* MID SLOPE........37-44.
* 24 HR TREND......5 DEGREES WARMER.
* MAX HUMIDITY.......
* VALLEYS..........60-70%.
* MID SLOPE........46-56%.
* 24 HR TREND......17% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 9 TO 14 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE
EVENING.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......3200-4200 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........66-71.
* MID SLOPE........63-73.
* MIN HUMIDITY.......
* VALLEYS..........18-28%.
* MID SLOPE........19-29%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 5 TO 10
MPH LATE IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......1000-1500 FT AGL INCREASING TO 4800-5800 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
TUESDAY NIGHT
CLOUDY. CHANCE OF SHOWERS. LOWS 43-52. NORTHWEST
WINDS 9 TO 14 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. HIGHS 67-73. LOWS
37-47. SLOPE WINDS.
THURSDAY
CLEAR. HIGHS 72-78. LOWS 37-47. SLOPE WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 74-80. LOWS 42-51. SOUTHWEST WINDS 10 TO
15 MPH.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 57-63. LOWS
30-40.
SUNDAY
MOSTLY CLOUDY. BREEZY. CHANCE OF SHOWERS. HIGHS 50-58.
NVZ429-290030-
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-
423 AM PDT MON APR 28 2025
TODAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........58-68.
* MID SLOPE........53-63.
* 24 HR TREND......13 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........21-31%.
* MID SLOPE........24-34%.
* 24 HR TREND......36% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHWEST WINDS 9 TO 14 MPH. GUSTS TO 25 MPH IN
THE LATE MORNING AND AFTERNOON.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 30
MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......1500-2500 FT AGL INCREASING TO 5400-6400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........35-45.
* MID SLOPE........36-46.
* 24 HR TREND......4 DEGREES WARMER.
* MAX HUMIDITY.......
* VALLEYS..........56-66%.
* MID SLOPE........46-56%.
* 24 HR TREND......14% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH 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 15 MPH. GUSTS TO 30 MPH IN THE
EVENING.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......3300-4300 FT AGL DECREASING TO 600-800 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
TUESDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........65-75.
* MID SLOPE........61-71.
* MIN HUMIDITY.......
* VALLEYS..........15-23%.
* MID SLOPE........18-24%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........LIGHT WINDS BECOMING WEST 10 TO 15 MPH WITH
GUSTS TO 20 MPH IN THE LATE MORNING AND
AFTERNOON.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1100-1600 FT AGL INCREASING TO 4400-5400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS
44-53. NORTH WINDS 9 TO 14 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
63-73. LOWS 40-50. SLOPE WINDS.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 68-78. LOWS
40-50. SLOPE WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 70-80. LOWS 42-52. SOUTHWEST WINDS 10 TO
15 MPH.
SATURDAY
MOSTLY CLOUDY. BREEZY. CHANCE OF SHOWERS. HIGHS 55-65.
LOWS 31-41.
SUNDAY
MOSTLY CLOUDY. BRISK. CHANCE OF SHOWERS. HIGHS 48-58.
CAZ270-278-NVZ458-290030-
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
423 AM PDT MON APR 28 2025
TODAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........59-69.
* MID SLOPE........56-64.
* 24 HR TREND......8 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........22-32%.
* MID SLOPE........23-33%.
* 24 HR TREND......24% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 8 TO 13 MPH. GUSTS TO 20 MPH LATE IN
THE AFTERNOON.
* RIDGE TOP........NORTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 5400-6400 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........FAIR 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........33-43.
* 24 HR TREND......7 DEGREES WARMER.
* MAX HUMIDITY.......
* VALLEYS..........64-74%.
* MID SLOPE........54-64%.
* 24 HR TREND......17% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH WINDS 8 TO 13 MPH WITH GUSTS TO 20 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS. GUSTS TO 25 MPH IN THE EVENING.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......3300-4300 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 15 MPH.
* VENTILATION........VERY GOOD DECREASING TO POOR AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY. CHANCE OF
SHOWERS IN THE AFTERNOON.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........63-73.
* MID SLOPE........58-68.
* MIN HUMIDITY.......
* VALLEYS..........21-31%.
* MID SLOPE........27-37%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 7 TO 12 MPH
LATE IN THE AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......800-1300 FT AGL INCREASING TO 4400-5400 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE EVENING.
LOWS 37-47. NORTHWEST WINDS 9 TO 14 MPH UNTIL EARLY MORNING BECOMING
DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
CLEAR. HIGHS 63-73. LOWS 35-45. SLOPE WINDS.
THURSDAY
CLEAR. HIGHS 68-78. LOWS 35-45. SLOPE WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 67-77. LOWS 35-45. SOUTHWEST WINDS 10 TO
20 MPH.
SATURDAY
BREEZY. SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 49-59. LOWS 26-36.
SUNDAY
MOSTLY CLOUDY. BREEZY. SLIGHT CHANCE OF SHOWERS. HIGHS
49-59.
CAZ271-290030-
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-
423 AM PDT MON APR 28 2025
TODAY
* SKY/WEATHER........SUNNY. AREAS OF FREEZING FOG IN THE MORNING.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........57-67.
* MID SLOPE........54-62.
* 24 HR TREND......13 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........26-36%.
* MID SLOPE........27-37%.
* 24 HR TREND......35% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1100-1600 FT AGL INCREASING TO 4600-5600 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO VERY GOOD IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........30-40.
* MID SLOPE........31-41.
* 24 HR TREND......7 DEGREES WARMER.
* MAX HUMIDITY.......
* VALLEYS..........72-82%.
* MID SLOPE........60-70%.
* 24 HR TREND......18% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......2900-3900 FT AGL DECREASING TO 600-700 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.
* VENTILATION........VERY GOOD DECREASING TO POOR AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........62-72.
* MID SLOPE........59-69.
* MIN HUMIDITY.......
* VALLEYS..........27-37%.
* MID SLOPE........27-37%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH UNTIL LATE
AFTERNOON BECOMING LIGHT.
* CHC WETTING RAIN...5%.
* MIXING HEIGHT......800-1300 FT AGL INCREASING TO 4300-5300 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS
34-44. NORTHWEST WINDS 5 TO 10 MPH IN THE EVENING BECOMING DOWNSLOPE
2 TO 5 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. HIGHS 62-72. LOWS
34-44. SLOPE WINDS.
THURSDAY
CLEAR. HIGHS 67-77. LOWS 34-44. SLOPE WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 62-72. LOWS 32-42. SOUTHWEST WINDS 10 TO
15 MPH.
SATURDAY
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS.
HIGHS 43-53. LOWS 23-33.
SUNDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS 45-55.
CAZ274-290030-
SOUTHERN MONO COUNTY-
423 AM PDT MON APR 28 2025
TODAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........50-60.
* MID SLOPE........45-55.
* 24 HR TREND......9 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........17-27%.
* MID SLOPE........24-34%.
* 24 HR TREND......13% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTH 9 TO 14 MPH
WITH GUSTS TO 25 MPH IN THE AFTERNOON.
* RIDGE TOP........NORTH WINDS 10 TO 20 MPH WITH GUSTS TO 40 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1900-2900 FT AGL INCREASING TO 5000-6000 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....NORTH 10 TO 20 MPH.
* VENTILATION........VERY GOOD INCREASING TO EXCELLENT IN THE
AFTERNOON.
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* MIN TEMPERATURE....
* VALLEYS..........25-35.
* MID SLOPE........25-35.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........67-77%.
* MID SLOPE........54-64%.
* 24 HR TREND......8% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTH 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 15 MPH. GUSTS TO 40 MPH
DECREASING TO 25 MPH IN THE MORNING.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......3400-4400 FT AGL DECREASING TO 600-1000 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTH 10 TO 20 MPH.
* VENTILATION........EXCELLENT DECREASING TO FAIR AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* MAX TEMPERATURE....
* VALLEYS..........57-67.
* MID SLOPE........53-63.
* MIN HUMIDITY.......
* VALLEYS..........14-24%.
* MID SLOPE........17-27%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHWEST WINDS 10 TO 15 MPH.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1200-1700 FT AGL INCREASING TO 3200-4200 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 31-41. NORTHWEST WINDS 8 TO 13 MPH IN THE EVENING
BECOMING DOWNSLOPE 2 TO 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 54-64. LOWS 31-41. SLOPE WINDS.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
56-66. LOWS 32-42. SLOPE WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 58-68. LOWS 32-42. SOUTHWEST WINDS 10 TO
15 MPH.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. HIGHS 46-56. LOWS
18-28.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. HIGHS 40-50.
.8 TO 14 DAY OUTLOOK FOR (MON MAY 5 THROUGH SUN MAY 11)
NEAR NORMAL TEMPERATURES AND PRECIPITATION.
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