Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
991
FNUS55 KREV 071024
FWFREV
Fire Weather Planning Forecast
National Weather Service Reno NV
224 AM PST Sun Dec 7 2025
.DISCUSSION...
Strong high pressure maintains dry conditions this week with light
northwest breezes along ridges this afternoon. A warming trend this
week will result in near record warmth from mid to late week. A wetter
pattern is possible during the week of December 15, but confidence
remains low.
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
NVZ420-080015-
Northern Sierra Front including Carson City, Douglas, Storey,
Southern Washoe, Western Lyon, and Far Southern Lassen Counties-
224 AM PST Sun Dec 7 2025
.TODAY...
* Sky/Weather........Partly cloudy then becoming mostly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........51-61.
* Mid Slope........49-59.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........29-39%.
* Mid Slope........32-42%.
* 24 hr trend......8% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........West winds 10 to 15 mph with gusts to 25
mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-800 ft agl increasing to 1500-2000 ft agl
in the afternoon.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Partly cloudy then becoming clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........25-35.
* Mid Slope........30-37.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........76-86%.
* Mid Slope........49-59%.
* 24 hr trend......4% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 15 mph. Gusts to 25 mph until
early morning.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.MONDAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........50-60.
* Mid Slope........49-59.
* Min Humidity.......
* Valleys..........28-38%.
* Mid Slope........31-41%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 15 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-800 ft agl increasing to 1000-1500 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.Extended...
.MONDAY NIGHT...Partly cloudy. Lows 28-38. Downslope 2 to 5 mph.
.TUESDAY...Partly cloudy. Highs 55-65. Lows 28-38. Slope winds.
.WEDNESDAY...Partly cloudy. Highs 57-67. Lows 30-40. Slope winds.
.THURSDAY...Clear. Highs 54-64. Lows 28-38. Slope winds.
.FRIDAY THROUGH SATURDAY...Clear. Highs 54-64. Lows 27-37.
$$
NVZ421-080015-
Southern Sierra Front including Alpine, Northern Mono, Southern
Lyon, and Western Mineral Counties-
224 AM PST Sun Dec 7 2025
.TODAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........52-62.
* Mid Slope........47-57.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........28-38%.
* Mid Slope........27-37%.
* 24 hr trend......7% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 15 mph with gusts to 30
mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 1500-2000 ft agl
in the afternoon.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Partly cloudy then becoming clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........23-33.
* Mid Slope........29-39.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........56-66%.
* Mid Slope........40-50%.
* 24 hr trend......15% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 15 mph with gusts to 25 mph.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.MONDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........52-62.
* Mid Slope........48-58.
* Min Humidity.......
* Valleys..........26-36%.
* Mid Slope........25-35%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........West winds 10 to 15 mph with gusts to 25 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 1100-1600 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Poor increasing to fair in the afternoon.
.Extended...
.MONDAY NIGHT...Clear. Lows 26-36. Downslope 2 to 5 mph.
.TUESDAY...Partly cloudy. Highs 57-67. Lows 26-36. Slope winds.
.WEDNESDAY THROUGH THURSDAY...Clear. Highs 57-67. Lows 27-37. Slope
winds.
.FRIDAY THROUGH SATURDAY...Clear. Highs 57-67. Lows 27-37.
$$
CAZ272-080015-
Greater Lake Tahoe and Truckee Area-
224 AM PST Sun Dec 7 2025
.TODAY...
* Sky/Weather........Partly cloudy then becoming mostly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........49-55.
* Mid Slope........44-54.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........35-45%.
* Mid Slope........33-43%.
* 24 hr trend......8% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 20 mph with gusts to 35
mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 1300-1800 ft agl
in the afternoon.
* Transport Winds....West 10 to 20 mph.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Partly cloudy then becoming clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........24-34.
* Mid Slope........27-37.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........64-74%.
* Mid Slope........47-57%.
* 24 hr trend......15% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........Southwest winds 10 to 15 mph with gusts to 30
mph.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Marginal.
.MONDAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........50-58.
* Mid Slope........46-56.
* Min Humidity.......
* Valleys..........34-44%.
* Mid Slope........33-43%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 15 mph with gusts to 25
mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-800 ft agl increasing to 1100-1600 ft agl
in the afternoon.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Poor increasing to fair in the afternoon.
.Extended...
.MONDAY NIGHT...Partly cloudy. Lows 26-36. Downslope 2 to 5 mph.
.TUESDAY...Partly cloudy. Highs 54-60. Lows 26-36. Slope winds.
.WEDNESDAY...Partly cloudy. Highs 55-61. Lows 28-38. Slope winds.
.THURSDAY...Clear. Highs 53-60. Lows 27-37. Slope winds.
.FRIDAY THROUGH SATURDAY...Clear. Highs 54-64. Lows 27-37.
$$
NVZ423-080015-
West Humboldt Basin in Pershing County-
224 AM PST Sun Dec 7 2025
.TODAY...
* Sky/Weather........Mostly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........49-54.
* Mid Slope........46-56.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........19-29%.
* Mid Slope........26-36%.
* 24 hr trend......13% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 15 mph with gusts to 35
mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 1100-1600 ft agl
in the afternoon.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Marginal increasing to fair in the afternoon.
.TONIGHT...
* Sky/Weather........Mostly cloudy then becoming clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........23-33.
* Mid Slope........27-36.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........81-91%.
* Mid Slope........61-71%.
* 24 hr trend......5% wetter.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 15 mph with gusts to 25 mph.
* Chc Wetting Rain...0%.
* Mixing Height......700 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.MONDAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........51-57.
* Mid Slope........46-56.
* Min Humidity.......
* Valleys..........25-35%.
* Mid Slope........31-41%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........South winds 10 to 15 mph with gusts to 25 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 1000-1500 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Fair.
.Extended...
.MONDAY NIGHT...Partly cloudy. Lows 25-35. Downslope 2 to 5 mph.
.TUESDAY...Mostly cloudy. Highs 54-60. Lows 25-35. Slope winds.
.WEDNESDAY...Mostly cloudy. Highs 57-63. Lows 29-39. Slope winds.
.THURSDAY...Clear. Highs 56-62. Lows 27-37. Slope winds.
.FRIDAY THROUGH SATURDAY...Clear. Highs 53-61. Lows 24-34.
$$
NVZ429-080015-
Lahontan Basin including Churchill and Eastern Mineral Counties-
224 AM PST Sun Dec 7 2025
.TODAY...
* Sky/Weather........Partly cloudy then becoming mostly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........51-59.
* Mid Slope........48-58.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........30-40%.
* Mid Slope........31-41%.
* 24 hr trend......9% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 15 mph with gusts to 30
mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-800 ft agl increasing to 1200-1700 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Fair.
.TONIGHT...
* Sky/Weather........Partly cloudy then becoming clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........23-33.
* Mid Slope........28-38.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........74-84%.
* Mid Slope........55-65%.
* 24 hr trend......Little change.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 15 mph with gusts to 25 mph.
* Chc Wetting Rain...0%.
* Mixing Height......700 ft agl.
* Transport Winds....Light winds.
* Ventilation........Poor.
.MONDAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........51-59.
* Mid Slope........48-58.
* Min Humidity.......
* Valleys..........32-42%.
* Mid Slope........32-42%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........South winds 10 to 15 mph with gusts to 25 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 900-1400 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.Extended...
.MONDAY NIGHT...Clear in the evening then becoming partly cloudy.
Lows 24-34. Downslope 2 to 5 mph.
.TUESDAY...Partly cloudy. Highs 54-64. Lows 24-34. Slope winds.
.WEDNESDAY...Partly cloudy. Highs 57-67. Lows 28-38. Slope winds.
.THURSDAY...Clear. Highs 55-63. Lows 25-35. Slope winds.
.FRIDAY THROUGH SATURDAY...Clear. Highs 53-63. Lows 23-33.
$$
CAZ270-278-NVZ458-080015-
Surprise Valley California-Eastern Lassen County-
Northern Washoe County-
224 AM PST Sun Dec 7 2025
.TODAY...
* Sky/Weather........Mostly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........48-58.
* Mid Slope........45-53.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........32-42%.
* Mid Slope........34-44%.
* 24 hr trend......11% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........West winds 10 to 15 mph with gusts to 30 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 1700-2200 ft agl
in the afternoon.
* Transport Winds....West 10 to 20 mph.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........24-34.
* Mid Slope........25-34.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........83-93%.
* Mid Slope........73-83%.
* 24 hr trend......Little change.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 15 mph. Gusts to 30 mph until
early morning.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Marginal.
.MONDAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........48-58.
* Mid Slope........47-53.
* Min Humidity.......
* Valleys..........35-45%.
* Mid Slope........37-47%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 15 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 1000-1500 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Poor increasing to fair in the afternoon.
.Extended...
.MONDAY NIGHT...Mostly cloudy. Lows 26-36. Downslope 2 to 5 mph.
.TUESDAY...Mostly cloudy. Slight chance of rain. Highs 52-62. Lows
26-36. Slope winds.
.WEDNESDAY...Mostly cloudy. Slight chance of rain. Highs 54-64. Lows
30-40. West winds 10 to 15 mph.
.THURSDAY...Clear. Highs 53-63. Lows 26-36. Slope winds.
.FRIDAY THROUGH SATURDAY...Clear. Highs 51-61. Lows 25-35.
$$
CAZ271-080015-
Western Lassen, Eastern Plumas, and Eastern Sierra Counties-
224 AM PST Sun Dec 7 2025
.TODAY...
* Sky/Weather........Mostly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........48-58.
* Mid Slope........46-56.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........35-45%.
* Mid Slope........35-45%.
* 24 hr trend......8% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 15 mph with gusts to 25
mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 1600-2600 ft agl
in the afternoon.
* Transport Winds....Light winds becoming west 15 to 20 mph in the
afternoon.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........22-32.
* Mid Slope........26-36.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........80-90%.
* Mid Slope........63-73%.
* 24 hr trend......4% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 15 mph shifting to the
southwest in the late evening and overnight.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Marginal.
.MONDAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........51-59.
* Mid Slope........49-57.
* Min Humidity.......
* Valleys..........35-45%.
* Mid Slope........35-45%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 15 mph. Gusts to 20 mph
late in the afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 1200-1700 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Poor increasing to fair in the afternoon.
.Extended...
.MONDAY NIGHT...Partly cloudy. Lows 24-34. Downslope 2 to 5 mph.
.TUESDAY...Partly cloudy. Highs 52-62. Lows 24-34. Slope winds.
.WEDNESDAY...Partly cloudy. Highs 54-64. Lows 27-37. Slope winds.
.THURSDAY...Clear. Highs 54-62. Lows 24-34. Slope winds.
.FRIDAY THROUGH SATURDAY...Clear. Highs 54-64. Lows 23-33.
$$
CAZ274-080015-
Southern Mono County-
224 AM PST Sun Dec 7 2025
.TODAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........50-60.
* Mid Slope........47-56.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........24-34%.
* Mid Slope........31-41%.
* 24 hr trend......4% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........West winds 10 to 15 mph with gusts to 25 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-1000 ft agl increasing to 1100-1600 ft agl
in the afternoon.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Marginal increasing to fair in the afternoon.
.TONIGHT...
* Sky/Weather........Partly cloudy then becoming clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........24-34.
* Mid Slope........23-33.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........62-72%.
* Mid Slope........47-57%.
* 24 hr trend......14% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........Northwest winds 10 to 15 mph.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.MONDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........50-60.
* Mid Slope........47-57.
* Min Humidity.......
* Valleys..........23-33%.
* Mid Slope........29-39%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........West winds 10 to 15 mph. Gusts to 25 mph in the
morning.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 1000-1500 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.Extended...
.MONDAY NIGHT...Clear. Lows 26-36. Downslope 2 to 5 mph.
.TUESDAY...Clear. Highs 54-64. Lows 26-36. Slope winds.
.WEDNESDAY THROUGH THURSDAY...Clear. Highs 55-65. Lows 28-38. Slope
winds.
.FRIDAY THROUGH SATURDAY...Clear. Highs 55-65. Lows 27-37.
$$
.8 to 14 day outlook for (Sun Dec 14 through Sat Dec 20)
Above normal temperatures and Near normal precipitation.
=
$$
http://weather.gov/reno