857
FNUS55 KREV 292030
FWFREV
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE RENO NV
130 PM PDT WED JUL 29 2026
...HEAT ADVISORY IN EFFECT FROM NOON FRIDAY TO 8 AM PDT SUNDAY FOR
MINERAL AND SOUTHERN LYON COUNTIES...
DISCUSSION
HOT AND DRY CONDITIONS WILL PREVAIL WITH THE PEAK HEAT FRIDAY AND
SATURDAY. MOST DAYS WILL SEE TYPICAL AFTERNOON BREEZES, WITH WINDS
POTENTIALLY EDGING UP A BIT SATURDAY. THESE WINDS COMBINED WITH VERY
LOW AFTERNOON HUMIDITY, POOR OVERNIGHT HUMIDITY RECOVERY AND FURTHER
DRYING OF VEGETATION COULD PRODUCE SHORT PERIODS OF ELEVATED FIRE
WEATHER CONCERNS.
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
NVZ420-301415-
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-
130 PM PDT WED JUL 29 2026
TONIGHT
* SKY/WEATHER........CLEAR. HAZE IN THE EVENING.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........50-60.
* MID SLOPE........53-63.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........40-50%.
* MID SLOPE........21-31%.
* 24 HR TREND......8% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 16 MPH WITH GUSTS TO 25 MPH
BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.
* MIXING HEIGHT......5300-6300 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....WEST 10 TO 20 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY. HAZE.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........88-98.
* MID SLOPE........86-96.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........5-15%.
* MID SLOPE........7-15%.
* 24 HR TREND......LITTLE CHANGE.
* 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........SOUTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......1600-2100 FT AGL INCREASING TO 6600-7600 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
THURSDAY NIGHT
* SKY/WEATHER........CLEAR. HAZE IN THE EVENING.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........49-59.
* MID SLOPE........53-63.
* MAX HUMIDITY.......
* VALLEYS..........34-44%.
* MID SLOPE........21-31%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 15 MPH WITH GUSTS TO 25 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5
MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH.
* MIXING HEIGHT......5000-6000 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 20 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........91-101.
* MID SLOPE........89-99.
* MIN HUMIDITY.......
* VALLEYS..........3-13%.
* MID SLOPE........6-12%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........LIGHT WINDS.
* MIXING HEIGHT......200-500 FT AGL THEN 5100-6100 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
CLEAR. LOWS 53-63. WEST WINDS 7 TO 12 MPH IN THE
EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
SATURDAY THROUGH MONDAY
CLEAR. HIGHS 90-100. LOWS 52-62.
NORTHWEST WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 91-101. LOWS 55-65.
NVZ421-301415-
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN
LYON, AND WESTERN MINERAL COUNTIES-
130 PM PDT WED JUL 29 2026
...HEAT ADVISORY IN EFFECT FROM NOON FRIDAY TO 8 AM PDT SUNDAY FOR
SOUTHERN LYON AND WESTERN MINERAL COUNTIES...
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........45-55.
* MID SLOPE........55-65.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........29-39%.
* MID SLOPE........21-31%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 15 MPH WITH GUSTS TO 25 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5
MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH.
* MIXING HEIGHT......5900-6900 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........88-98.
* MID SLOPE........82-92.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........7-14%.
* MID SLOPE........7-16%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTHWEST 9 TO 14
MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE
SOUTHWEST IN THE LATE MORNING AND AFTERNOON.
* MIXING HEIGHT......1800-2800 FT AGL INCREASING TO 8100-9100 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
THURSDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........47-57.
* MID SLOPE........56-66.
* MAX HUMIDITY.......
* VALLEYS..........26-36%.
* MID SLOPE........21-31%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 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 25
MPH.
* MIXING HEIGHT......5300-6300 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........92-102.
* MID SLOPE........85-95.
* MIN HUMIDITY.......
* VALLEYS..........6-11%.
* MID SLOPE........6-13%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING NORTH 5 TO 10 MPH
LATE IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......600 FT AGL INCREASING TO 6700-7700 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE AFTERNOON.
* VENTILATION........POOR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
CLEAR. LOWS 51-61. NORTHWEST WINDS 9 TO 14 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
SATURDAY THROUGH MONDAY
CLEAR. HIGHS 92-102. LOWS 48-58. WEST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 91-101. LOWS 51-61.
CAZ272-301415-
GREATER LAKE TAHOE AND TRUCKEE AREA-
130 PM PDT WED JUL 29 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........44-54.
* MID SLOPE........46-56.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........50-60%.
* MID SLOPE........26-36%.
* 24 HR TREND......7% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 7 TO 12 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25
MPH.
* MIXING HEIGHT......2700-3700 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........VERY GOOD DECREASING TO POOR AFTER MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........76-86.
* MID SLOPE........74-84.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........12-22%.
* MID SLOPE........13-23%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 5 TO 10 MPH
LATE IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25
MPH.
* MIXING HEIGHT......1500-2500 FT AGL INCREASING TO 4800-5800 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
THURSDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........45-55.
* MID SLOPE........48-58.
* MAX HUMIDITY.......
* VALLEYS..........46-56%.
* MID SLOPE........24-34%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH.
* MIXING HEIGHT......2400-3400 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....WEST 10 TO 20 MPH.
* VENTILATION........VERY GOOD DECREASING TO POOR AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........79-89.
* MID SLOPE........78-88.
* MIN HUMIDITY.......
* VALLEYS..........10-20%.
* MID SLOPE........11-21%.
* 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 4700-5700 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE AFTERNOON.
* VENTILATION........POOR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
CLEAR. LOWS 49-59. DOWNSLOPE WINDS 2 TO 5 MPH.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 79-89. LOWS 47-57. SLOPE
WINDS.
MONDAY
CLEAR. HIGHS 79-89. LOWS 47-57. SLOPE WINDS.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 80-90. LOWS 49-59.
NVZ423-301415-
WEST HUMBOLDT BASIN IN PERSHING COUNTY-
130 PM PDT WED JUL 29 2026
TONIGHT
* SKY/WEATHER........CLEAR. HAZE IN THE EVENING.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........58-67.
* MID SLOPE........58-67.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........29-39%.
* MID SLOPE........20-30%.
* 24 HR TREND......7% WETTER.
* 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. GUSTS TO 25 MPH.
* MIXING HEIGHT......6000-7000 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY. HAZE.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........95-101.
* MID SLOPE........89-99.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........6-11%.
* MID SLOPE........7-12%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 8 TO 13
MPH WITH GUSTS TO 20 MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......1600-2100 FT AGL INCREASING TO 8200-9200 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.
* VENTILATION........MARGINAL INCREASING TO EXCELLENT IN THE
AFTERNOON.
THURSDAY NIGHT
* SKY/WEATHER........CLEAR. HAZE IN THE EVENING.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........57-66.
* MID SLOPE........59-67.
* MAX HUMIDITY.......
* VALLEYS..........23-33%.
* MID SLOPE........17-27%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH WITH GUSTS TO 20 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH.
* MIXING HEIGHT......5000-6000 FT AGL DECREASING TO 600-900 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........97-105.
* MID SLOPE........92-102.
* MIN HUMIDITY.......
* VALLEYS..........5-10%.
* MID SLOPE........5-10%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......600 FT AGL INCREASING TO 6000-7000 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
CLEAR. LOWS 60-69. SOUTHWEST WINDS 5 TO 10 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
SATURDAY THROUGH MONDAY
CLEAR. HIGHS 95-105. LOWS 56-66. NORTH
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 96-106. LOWS 58-68.
NVZ429-301415-
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-
130 PM PDT WED JUL 29 2026
...HEAT ADVISORY IN EFFECT FROM NOON FRIDAY TO 8 AM PDT SUNDAY
FOR EASTERN MINERAL COUNTY...
TONIGHT
* SKY/WEATHER........CLEAR. HAZE IN THE EVENING.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........54-64.
* MID SLOPE........58-68.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........28-38%.
* MID SLOPE........17-27%.
* 24 HR TREND......6% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH. GUSTS TO 20 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......5900-6900 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY. HAZE.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........92-102.
* MID SLOPE........88-98.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........5-11%.
* MID SLOPE........5-10%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......1600-2100 FT AGL INCREASING TO 7600-8600 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
THURSDAY NIGHT
* SKY/WEATHER........CLEAR. HAZE IN THE EVENING.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........54-64.
* MID SLOPE........58-68.
* MAX HUMIDITY.......
* VALLEYS..........25-35%.
* MID SLOPE........14-24%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....NORTHWEST WINDS 7 TO 12 MPH WITH GUSTS TO 20 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......5000-6000 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........95-105.
* MID SLOPE........91-101.
* MIN HUMIDITY.......
* VALLEYS..........4-9%.
* MID SLOPE........4-9%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........LIGHT WINDS. GUSTS TO 20 MPH LATE IN THE
AFTERNOON.
* MIXING HEIGHT......600-900 FT AGL INCREASING TO 5400-6400 FT AGL
IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
CLEAR. LOWS 57-67. DOWNSLOPE WINDS 2 TO 5 MPH.
SATURDAY THROUGH MONDAY
CLEAR. HIGHS 95-105. LOWS 56-66.
NORTHWEST WINDS 8 TO 13 MPH.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 96-106. LOWS 58-68.
CAZ270-278-NVZ458-301415-
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
130 PM PDT WED JUL 29 2026
TONIGHT
* SKY/WEATHER........CLEAR. HAZE IN THE EVENING. AREAS OF SMOKE
AFTER MIDNIGHT NEAR THE OREGON BORDER.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........47-57.
* MID SLOPE........52-62.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........49-59%.
* MID SLOPE........37-47%.
* 24 HR TREND......7% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 10 TO 17 MPH WITH GUSTS TO 30 MPH
BECOMING DOWNSLOPE 2 TO 5 MPH OVERNIGHT.
* RIDGE TOP........NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 30
MPH.
* MIXING HEIGHT......5800-6800 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....WEST 10 TO 20 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY. PATCHY SMOKE IN THE MORNING NEAR THE
OREGON BORDER. HAZE.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........89-99.
* MID SLOPE........85-93.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........6-16%.
* MID SLOPE........8-16%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 9 TO 14
MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN
THE AFTERNOON.
* MIXING HEIGHT......1700-2200 FT AGL INCREASING TO 8300-9300 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
THURSDAY NIGHT
* SKY/WEATHER........CLEAR. HAZE IN THE EVENING. PATCHY SMOKE AFTER
MIDNIGHT.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........46-56.
* MID SLOPE........51-61.
* MAX HUMIDITY.......
* VALLEYS..........39-49%.
* MID SLOPE........29-39%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 17 MPH WITH GUSTS TO 25 MPH
BECOMING DOWNSLOPE 2 TO 5 MPH OVERNIGHT.
* RIDGE TOP........WEST WINDS 10 TO 20 MPH. GUSTS TO 30 MPH.
* MIXING HEIGHT......5600-6600 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 20 MPH.
* VENTILATION........EXCELLENT DECREASING TO MARGINAL AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........91-101.
* MID SLOPE........88-96.
* MIN HUMIDITY.......
* VALLEYS..........4-12%.
* MID SLOPE........6-12%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 7 TO 12
MPH WITH GUSTS TO 20 MPH LATE IN THE
AFTERNOON.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......600 FT AGL INCREASING TO 5500-6500 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE AFTERNOON.
* VENTILATION........POOR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
CLEAR. LOWS 49-59. WEST WINDS 9 TO 14 MPH IN THE
EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
SATURDAY THROUGH MONDAY
CLEAR. HIGHS 90-100. LOWS 45-55. NORTH
WINDS 8 TO 13 MPH.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 92-102. LOWS 50-60.
CAZ271-301415-
WESTERN LASSEN, EASTERN PLUMAS, AND EASTERN SIERRA COUNTIES-
130 PM PDT WED JUL 29 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........42-52.
* MID SLOPE........48-58.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........62-72%.
* MID SLOPE........42-52%.
* 24 HR TREND......9% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH WITH GUSTS TO 25 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN
THE EVENING.
* MIXING HEIGHT......3900-4900 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........83-93.
* MID SLOPE........80-90.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........11-21%.
* MID SLOPE........11-21%.
* 24 HR TREND......LITTLE CHANGE.
* 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........SOUTHWEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......1600-2600 FT AGL INCREASING TO 7100-8100 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE AFTERNOON.
* VENTILATION........FAIR INCREASING TO EXCELLENT IN THE AFTERNOON.
THURSDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........43-53.
* MID SLOPE........48-58.
* MAX HUMIDITY.......
* VALLEYS..........50-60%.
* MID SLOPE........34-44%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 15 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 25
MPH.
* MIXING HEIGHT......3700-4700 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........86-96.
* MID SLOPE........84-94.
* MIN HUMIDITY.......
* VALLEYS..........10-20%.
* MID SLOPE........9-19%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING WEST 5 TO 10 MPH
LATE IN THE AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 20 MPH IN
THE MORNING.
* MIXING HEIGHT......200-500 FT AGL THEN 6000-7000 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE AFTERNOON.
* VENTILATION........POOR INCREASING TO EXCELLENT IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
CLEAR. LOWS 46-56. WEST WINDS 9 TO 14 MPH IN THE
EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 85-95. LOWS 43-53. NORTHWEST
WINDS 10 TO 15 MPH.
MONDAY
CLEAR. HIGHS 85-95. LOWS 44-54. SLOPE WINDS.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 87-97. LOWS 46-56.
CAZ274-301415-
SOUTHERN MONO COUNTY-
130 PM PDT WED JUL 29 2026
TONIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........45-55.
* MID SLOPE........46-56.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........34-44%.
* MID SLOPE........27-37%.
* 24 HR TREND......4% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 9 TO 14 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH AFTER
MIDNIGHT. GUSTS TO 25 MPH.
* MIXING HEIGHT......5600-6600 FT AGL DECREASING TO 600 FT AGL
AFTER MIDNIGHT.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........EXCELLENT DECREASING TO POOR AFTER MIDNIGHT.
THURSDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........84-94.
* MID SLOPE........81-91.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........5-15%.
* MID SLOPE........6-16%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH.
* MIXING HEIGHT......1600-2600 FT AGL INCREASING TO 7200-8200 FT
AGL IN THE AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
* VENTILATION........FAIR INCREASING TO VERY GOOD IN THE AFTERNOON.
THURSDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MIN TEMPERATURE....
* VALLEYS..........47-57.
* MID SLOPE........48-58.
* MAX HUMIDITY.......
* VALLEYS..........32-42%.
* MID SLOPE........25-35%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....WEST WINDS 8 TO 13 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........WEST WINDS 10 TO 15 MPH.
* MIXING HEIGHT......4500-5500 FT AGL IN THE EVENING THEN 200-500
FT AGL.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
* VENTILATION........VERY GOOD DECREASING TO POOR AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHANCE OF THUNDER..0%.
* CHC WETTING RAIN...0%.
* MAX TEMPERATURE....
* VALLEYS..........87-97.
* MID SLOPE........85-95.
* MIN HUMIDITY.......
* VALLEYS..........5-15%.
* MID SLOPE........5-14%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........LIGHT WINDS BECOMING SOUTHEAST 10 TO 15 MPH.
* MIXING HEIGHT......700 FT AGL INCREASING TO 5900-6900 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON.
* VENTILATION........POOR INCREASING TO VERY GOOD IN THE AFTERNOON.
EXTENDED
FRIDAY NIGHT
CLEAR. LOWS 52-62. DOWNSLOPE WINDS 2 TO 5 MPH.
SATURDAY THROUGH MONDAY
CLEAR. HIGHS 87-97. LOWS 49-59. WEST
WINDS 8 TO 13 MPH.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 87-97. LOWS 52-62.
.8 TO 14 DAY OUTLOOK FOR (THU AUG 6 THROUGH WED AUG 12)
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
=
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