Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
745
FNUS55 KREV 060922
FWFREV
Fire Weather Planning Forecast
National Weather Service Reno NV
122 AM PST Sat Dec 6 2025
.DISCUSSION...
Dry and mild weather with light breezes will prevail through next week.
Overnight recoveries will be moderate to good for all elevations through
midweek, but may become poor across higher elevations above inversions
towards the end of next week. There continues to be hints of a wetter
pattern around the middle of the month, but confidence is 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
NVZ420-070030-
Northern Sierra Front including Carson City, Douglas, Storey,
Southern Washoe, Western Lyon, and Far Southern Lassen Counties-
122 AM PST Sat Dec 6 2025
.TODAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........50-60.
* Mid Slope........48-58.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........32-42%.
* Mid Slope........34-44%.
* 24 hr trend......15% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Northwest winds 10 to 15 mph. Gusts to 45 mph
decreasing to 30 mph late in the afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 2000-3000 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Marginal increasing to fair in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........25-35.
* Mid Slope........30-37.
* 24 hr trend......4 degrees cooler.
* Max Humidity.......
* Valleys..........81-91%.
* Mid Slope........64-74%.
* 24 hr trend......4% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 15 mph with gusts to 30 mph.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.SUNDAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........51-61.
* Mid Slope........49-59.
* Min Humidity.......
* Valleys..........35-45%.
* 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....Light winds.
* Ventilation........Poor increasing to fair in the afternoon.
.Extended...
.SUNDAY NIGHT...Partly cloudy in the evening then clearing. Lows
26-36. Downslope 2 to 5 mph.
.MONDAY...Partly cloudy. Highs 52-62. Lows 26-36. Slope winds.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 56-66. Lows 28-38.
Slope winds.
.THURSDAY THROUGH FRIDAY...Clear. Highs 54-64. Lows 28-38.
$$
NVZ421-070030-
Southern Sierra Front including Alpine, Northern Mono, Southern
Lyon, and Western Mineral Counties-
122 AM PST Sat Dec 6 2025
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........51-61.
* Mid Slope........46-56.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........32-42%.
* Mid Slope........34-44%.
* 24 hr trend......10% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Northwest winds 20 to 35 mph. Gusts to 55 mph
decreasing to 40 mph in the afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-1000 ft agl increasing to 2300-3300 ft agl
in the afternoon.
* Transport Winds....Northwest 10 to 15 mph.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........24-34.
* Mid Slope........28-38.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........72-82%.
* 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 35 mph.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.SUNDAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........52-62.
* Mid Slope........47-57.
* Min Humidity.......
* Valleys..........31-41%.
* Mid Slope........31-41%.
* 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....Light winds.
* Ventilation........Marginal increasing to good in the afternoon.
.Extended...
.SUNDAY NIGHT...Partly cloudy in the evening then clearing. Lows
23-33. Downslope 2 to 5 mph.
.MONDAY...Clear. Highs 53-63. Lows 23-33. Slope winds.
.TUESDAY...Partly cloudy. Highs 57-67. Lows 27-37. Slope winds.
.WEDNESDAY...Clear. Highs 59-69. Lows 29-39. Slope winds.
.THURSDAY THROUGH FRIDAY...Clear. Highs 57-67. Lows 27-37.
$$
CAZ272-070030-
Greater Lake Tahoe and Truckee Area-
122 AM PST Sat Dec 6 2025
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........49-55.
* Mid Slope........43-53.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........43-53%.
* Mid Slope........38-48%.
* 24 hr trend......14% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........West winds 15 to 25 mph increasing to 20 to 35
mph in the afternoon. Gusts to 65 mph
decreasing to 45 mph in the afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-1000 ft agl increasing to 1800-2800 ft agl
in the afternoon.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........25-35.
* Mid Slope........27-37.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........79-89%.
* Mid Slope........63-73%.
* 24 hr trend......10% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 20 mph with gusts to 40 mph.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Marginal.
.SUNDAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........49-55.
* Mid Slope........44-54.
* Min Humidity.......
* Valleys..........40-50%.
* Mid Slope........38-48%.
* 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......600-800 ft agl increasing to 1600-2100 ft agl
in the afternoon.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Marginal increasing to good in the afternoon.
.Extended...
.SUNDAY NIGHT...Partly cloudy in the evening then clearing. Lows
24-34. Downslope 2 to 5 mph.
.MONDAY...Partly cloudy. Highs 51-59. Lows 24-34. Slope winds.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 54-62. Lows 27-37.
Slope winds.
.THURSDAY THROUGH FRIDAY...Clear. Highs 54-63. Lows 27-37.
$$
NVZ423-070030-
West Humboldt Basin in Pershing County-
122 AM PST Sat Dec 6 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..........24-34%.
* Mid Slope........31-41%.
* 24 hr trend......12% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph becoming west 7 to 12 mph in
the afternoon.
* Ridge Top........West winds 10 to 20 mph. Gusts to 50 mph
decreasing to 35 mph in the afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 2100-3100 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........28-35.
* 24 hr trend......6 degrees cooler.
* Max Humidity.......
* Valleys..........77-87%.
* Mid Slope........57-67%.
* 24 hr trend......4% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 20 mph with gusts to 35 mph.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.SUNDAY...
* Sky/Weather........Partly cloudy then becoming mostly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........48-53.
* Mid Slope........45-55.
* Min Humidity.......
* Valleys..........39-49%.
* Mid Slope........45-55%.
* 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 900-1400 ft agl
in the afternoon.
* Transport Winds....Light winds becoming southwest 10 to 15 mph in
the afternoon.
* Ventilation........Fair.
.Extended...
.SUNDAY NIGHT...Partly cloudy. Lows 24-34. Downslope 2 to 5 mph.
.MONDAY...Partly cloudy. Highs 51-57. Lows 24-34. Slope winds.
.TUESDAY...Mostly cloudy. Highs 54-60. Lows 26-36. Slope winds.
.WEDNESDAY...Partly cloudy. Highs 57-63. Lows 29-39. Slope winds.
.THURSDAY THROUGH FRIDAY...Clear. Highs 53-62. Lows 27-37.
$$
NVZ429-070030-
Lahontan Basin including Churchill and Eastern Mineral Counties-
122 AM PST Sat Dec 6 2025
.TODAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........50-59.
* Mid Slope........47-57.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........36-46%.
* Mid Slope........34-44%.
* 24 hr trend......7% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........West winds 10 to 20 mph with gusts to 45 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-800 ft agl increasing to 2000-3000 ft agl
in the afternoon.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........24-34.
* Mid Slope........28-38.
* 24 hr trend......4 degrees cooler.
* Max Humidity.......
* Valleys..........77-87%.
* Mid Slope........61-71%.
* 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 35
mph.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.SUNDAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........50-60.
* Mid Slope........47-57.
* Min Humidity.......
* Valleys..........37-47%.
* Mid Slope........37-47%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........South winds 10 to 15 mph with gusts to 30 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........Fair.
.Extended...
.SUNDAY NIGHT...Partly cloudy in the evening then clearing. Lows
23-33. Downslope 2 to 5 mph.
.MONDAY...Clear. Highs 50-60. Lows 23-33. Slope winds.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 55-65. Lows 25-35.
Slope winds.
.THURSDAY...Clear. Highs 55-63. Lows 25-35.
.FRIDAY...Sunny. Highs 53-63.
$$
CAZ270-278-NVZ458-070030-
Surprise Valley California-Eastern Lassen County-
Northern Washoe County-
122 AM PST Sat Dec 6 2025
.TODAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........47-57.
* Mid Slope........42-52.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........37-47%.
* Mid Slope........40-50%.
* 24 hr trend......22% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph becoming west 7 to 12 mph in
the afternoon.
* Ridge Top........West winds 10 to 20 mph with gusts to 50 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 2300-3300 ft agl
in the afternoon.
* Transport Winds....West 10 to 20 mph.
* Ventilation........Fair increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Min Temperature....
* Valleys..........24-34.
* Mid Slope........24-34.
* 24 hr trend......5 degrees cooler.
* Max Humidity.......
* Valleys..........81-91%.
* Mid Slope........72-82%.
* 24 hr trend......6% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........Northwest winds 10 to 15 mph. Gusts to 35 mph
decreasing to 25 mph after midnight.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Fair.
.SUNDAY...
* Sky/Weather........Partly cloudy then becoming mostly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........47-57.
* Mid Slope........45-53.
* Min Humidity.......
* Valleys..........47-57%.
* Mid Slope........49-59%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 20 mph with gusts to 30
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 good in the afternoon.
.Extended...
.SUNDAY NIGHT...Partly cloudy. Lows 24-34. Downslope 2 to 5 mph.
.MONDAY...Partly cloudy. Highs 49-59. Lows 24-34. Slope winds.
.TUESDAY...Mostly cloudy. Highs 52-62. Lows 27-37. Slope winds.
.WEDNESDAY...Partly cloudy. Highs 54-64. Lows 28-38. West winds
10 to 15 mph.
.THURSDAY THROUGH FRIDAY...Clear. Highs 52-62. Lows 27-37.
$$
CAZ271-070030-
Western Lassen, Eastern Plumas, and Eastern Sierra Counties-
122 AM PST Sat Dec 6 2025
.TODAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........47-57.
* Mid Slope........45-55.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........38-48%.
* Mid Slope........35-45%.
* 24 hr trend......22% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........West winds 10 to 15 mph. Gusts to 45 mph
decreasing to 30 mph in the afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 2200-3200 ft agl
in the afternoon.
* Transport Winds....West 10 to 15 mph.
* 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......4 degrees cooler.
* Max Humidity.......
* Valleys..........82-92%.
* Mid Slope........70-80%.
* 24 hr trend......9% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 15 mph with gusts to 30 mph
becoming west 10 to 15 mph with gusts to 25
mph in the late evening and overnight.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.SUNDAY...
* Sky/Weather........Partly cloudy then becoming mostly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........48-58.
* Mid Slope........46-56.
* Min Humidity.......
* Valleys..........41-51%.
* Mid Slope........41-51%.
* 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......600-700 ft agl increasing to 1400-1900 ft agl
in the afternoon.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Poor increasing to good in the afternoon.
.Extended...
.SUNDAY NIGHT...Partly cloudy in the evening then clearing. Lows
22-32. Downslope 2 to 5 mph.
.MONDAY...Partly cloudy. Highs 51-59. Lows 22-32. Slope winds.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 54-64. Lows 24-34.
Slope winds.
.THURSDAY THROUGH FRIDAY...Clear. Highs 54-64. Lows 25-35.
$$
CAZ274-070030-
Southern Mono County-
122 AM PST Sat Dec 6 2025
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........50-60.
* Mid Slope........46-56.
* 24 hr trend......4 degrees warmer.
* Min Humidity.......
* Valleys..........28-38%.
* Mid Slope........32-42%.
* 24 hr trend......9% drier.
* 20-Foot Winds......
* Valleys/Slope....Northwest winds 7 to 12 mph in the morning
becoming upslope 4 to 8 mph.
* Ridge Top........Northwest winds 10 to 20 mph. Gusts to 45 mph
decreasing to 30 mph late in the afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-1000 ft agl increasing to 1800-2800 ft agl
in the afternoon.
* Transport Winds....Northwest 10 to 15 mph.
* Ventilation........Marginal increasing to good 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..........76-86%.
* Mid Slope........60-70%.
* 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...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.
.SUNDAY...
* Sky/Weather........Partly cloudy.
* Chance of Thunder..0%.
* Max Temperature....
* Valleys..........50-60.
* Mid Slope........47-57.
* Min Humidity.......
* Valleys..........34-44%.
* Mid Slope........33-41%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........West winds 10 to 15 mph. Gusts to 25 mph until
late afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 1300-1800 ft agl
in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Fair.
.Extended...
.SUNDAY NIGHT...Partly cloudy in the evening then clearing. Lows
24-34. Downslope 2 to 5 mph.
.MONDAY...Clear. Highs 50-60. Lows 24-34. Slope winds.
.TUESDAY...Partly cloudy. Highs 54-64. Lows 27-37. Slope winds.
.WEDNESDAY...Clear. Highs 56-66. Lows 29-39. Slope winds.
.THURSDAY THROUGH FRIDAY...Clear. Highs 55-65. Lows 28-38.
$$
.8 to 14 day outlook for (Sat Dec 13 through Fri Dec 19)
Above normal temperatures and Near normal precipitation.
=
$$
http://weather.gov/reno