Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3
651
FNUS55 KREV 011014
FWFREV

Fire Weather Planning Forecast
National Weather Service Reno NV
214 AM PST Mon Dec 1 2025

.DISCUSSION...

Dry conditions, near average temperatures, and light winds are
expected today across the region. We will see above average
temperatures with increasing ridgetop winds on Tuesday, followed
by a cold front passage Tuesday night. By mid-week, temperatures
will be well below average and winds will become breezy from the
east to northeast. However, no precipitation is associated with
the frontal passage.

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

NVZ420-020030-
Northern Sierra Front including Carson City, Douglas, Storey,
Southern Washoe, Western Lyon, and Far Southern Lassen Counties-
214 AM PST Mon Dec 1 2025

.TODAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........41-51.
*   Mid Slope........38-48.
*   24 hr trend......Little change.
* Min Humidity.......
*   Valleys..........37-47%.
*   Mid Slope........37-47%.
*   24 hr trend......Little change.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........Light winds.
* Chc Wetting Rain...0%.
* Mixing Height......600-1000 ft agl increasing to 1100-1600 ft agl
                     in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Fair.

.TONIGHT...
* Sky/Weather........Clear then becoming mostly cloudy.
* Chance of Thunder..0%.
* Min Temperature....
*   Valleys..........22-32.
*   Mid Slope........27-34.
*   24 hr trend......5 degrees warmer.
* Max Humidity.......
*   Valleys..........66-76%.
*   Mid Slope........47-57%.
*   24 hr trend......13% drier.
* 20-Foot Winds......
*   Valleys/Slope....Downslope 2 to 5 mph.
*   Ridge Top........Light winds.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.

.TUESDAY...
* Sky/Weather........Mostly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........50-60.
*   Mid Slope........48-58.
* Min Humidity.......
*   Valleys..........32-42%.
*   Mid Slope........33-43%.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........West winds 10 to 20 mph. Gusts to 25 mph
                     increasing to 35 mph late in the afternoon.
* 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........Poor increasing to good in the afternoon.


.Extended...
.TUESDAY NIGHT...Clear. Lows 18-28. Northwest winds 8 to 13 mph.
.WEDNESDAY...Partly cloudy. Highs 38-45. Lows 16-26. Slope winds.
.THURSDAY...Partly cloudy. Highs 41-51. Lows 16-26. Slope winds.
.FRIDAY...Partly cloudy. Highs 50-60. Lows 23-33. Slope winds.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 48-58. Lows 24-34.

$$

NVZ421-020030-
Southern Sierra Front including Alpine, Northern Mono, Southern
Lyon, and Western Mineral Counties-
214 AM PST Mon Dec 1 2025

.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........42-52.
*   Mid Slope........40-50.
*   24 hr trend......Little change.
* Min Humidity.......
*   Valleys..........23-33%.
*   Mid Slope........21-31%.
*   24 hr trend......10% 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......800-1300 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.

.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Min Temperature....
*   Valleys..........22-32.
*   Mid Slope........26-36.
*   24 hr trend......7 degrees warmer.
* Max Humidity.......
*   Valleys..........54-64%.
*   Mid Slope........39-49%.
*   24 hr trend......22% drier.
* 20-Foot Winds......
*   Valleys/Slope....Downslope 2 to 5 mph.
*   Ridge Top........Southwest winds 10 to 15 mph.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.

.TUESDAY...
* Sky/Weather........Mostly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........50-60.
*   Mid Slope........45-55.
* Min Humidity.......
*   Valleys..........28-38%.
*   Mid Slope........28-38%.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........West winds 15 to 25 mph. Gusts to 30 mph
                     increasing to 40 mph late in the afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 1600-2600 ft agl
                     in the afternoon.
* Transport Winds....Northwest 10 to 15 mph.
* Ventilation........Marginal increasing to very good in the
                     afternoon.


.Extended...
.TUESDAY NIGHT...Clear in the evening then becoming partly cloudy.
Lows 16-26. West winds 7 to 12 mph until early morning becoming
downslope 2 to 5 mph.
.WEDNESDAY...Partly cloudy. Highs 34-44. Lows 14-24. Northeast winds
10 to 15 mph.
.THURSDAY...Clear. Highs 42-52. Lows 14-24. Slope winds.
.FRIDAY...Clear. Highs 50-60. Lows 21-31. Slope winds.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 50-60. Lows 22-32.

$$

CAZ272-020030-
Greater Lake Tahoe and Truckee Area-
214 AM PST Mon Dec 1 2025

.TODAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........42-50.
*   Mid Slope........38-48.
*   24 hr trend......Little change.
* Min Humidity.......
*   Valleys..........35-45%.
*   Mid Slope........34-44%.
*   24 hr trend......10% drier.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........East winds 10 to 15 mph. Gusts to 30 mph in the
                     morning.
* Chc Wetting Rain...0%.
* Mixing Height......700-1200 ft agl.
* Transport Winds....East 10 to 15 mph.
* Ventilation........Marginal.

.TONIGHT...
* Sky/Weather........Clear then becoming partly cloudy.
* Chance of Thunder..0%.
* Min Temperature....
*   Valleys..........21-31.
*   Mid Slope........25-35.
*   24 hr trend......7 degrees warmer.
* Max Humidity.......
*   Valleys..........66-76%.
*   Mid Slope........47-57%.
*   24 hr trend......11% drier.
* 20-Foot Winds......
*   Valleys/Slope....Downslope 2 to 5 mph.
*   Ridge Top........West winds 10 to 15 mph. 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.

.TUESDAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........48-55.
*   Mid Slope........42-52.
* Min Humidity.......
*   Valleys..........38-48%.
*   Mid Slope........36-46%.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........West winds 10 to 20 mph increasing to 20 to 30
                     mph late in the afternoon. Gusts to 40 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-800 ft agl increasing to 1500-2000 ft agl
                     in the afternoon.
* Transport Winds....Light winds becoming northwest 15 to 20 mph in
                     the afternoon.
* Ventilation........Marginal increasing to good in the afternoon.


.Extended...
.TUESDAY NIGHT...Clear. Lows 16-26. Downslope 2 to 5 mph.
.WEDNESDAY...Partly cloudy. Highs 32-40. Lows 16-26. East winds
10 to 15 mph.
.THURSDAY...Clear. Highs 40-48. Lows 16-26. Slope winds.
.FRIDAY...Partly cloudy. Highs 48-56. Lows 23-33. Slope winds.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 44-52. Lows 22-32.

$$

NVZ423-020030-
West Humboldt Basin in Pershing County-
214 AM PST Mon Dec 1 2025

.TODAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........42-48.
*   Mid Slope........39-47.
*   24 hr trend......Little change.
* Min Humidity.......
*   Valleys..........28-38%.
*   Mid Slope........33-43%.
*   24 hr trend......6% drier.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........Northeast winds 10 to 15 mph until late
                     afternoon becoming light.
* Chc Wetting Rain...0%.
* Mixing Height......600-800 ft agl increasing to 1100-1600 ft agl
                     in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Marginal.

.TONIGHT...
* Sky/Weather........Partly cloudy then becoming mostly cloudy.
* Chance of Thunder..0%.
* Min Temperature....
*   Valleys..........21-31.
*   Mid Slope........26-33.
*   24 hr trend......6 degrees warmer.
* Max Humidity.......
*   Valleys..........64-74%.
*   Mid Slope........44-54%.
*   24 hr trend......15% drier.
* 20-Foot Winds......
*   Valleys/Slope....Downslope 2 to 5 mph.
*   Ridge Top........Light winds becoming southwest 10 to 15 mph
                     after midnight. Gusts to 25 mph in the late
                     evening and overnight.
* Chc Wetting Rain...5%.
* Mixing Height......700 ft agl.
* Transport Winds....Light winds.
* Ventilation........Poor.

.TUESDAY...
* Sky/Weather........Mostly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........48-55.
*   Mid Slope........43-53.
* Min Humidity.......
*   Valleys..........34-44%.
*   Mid Slope........38-48%.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........West winds 10 to 20 mph with gusts to 35 mph.
* Chc Wetting Rain...5%.
* Mixing Height......600-700 ft agl increasing to 1200-1700 ft agl
                     in the afternoon.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Poor increasing to good in the afternoon.


.Extended...
.TUESDAY NIGHT...Partly cloudy. Lows 18-28. North winds 9 to 14 mph.
.WEDNESDAY...Partly cloudy. Highs 40-46. Lows 14-24. Slope winds.
.THURSDAY...Partly cloudy. Highs 42-48. Lows 14-24. Slope winds.
.FRIDAY...Partly cloudy. Highs 48-54. Lows 22-32. Slope winds.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 47-52. Lows 23-33.

$$

NVZ429-020030-
Lahontan Basin including Churchill and Eastern Mineral Counties-
214 AM PST Mon Dec 1 2025

.TODAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........41-49.
*   Mid Slope........39-47.
*   24 hr trend......Little change.
* Min Humidity.......
*   Valleys..........32-42%.
*   Mid Slope........27-37%.
*   24 hr trend......Little change.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........Light winds.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 1200-1700 ft agl
                     in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Marginal.

.TONIGHT...
* Sky/Weather........Clear then becoming partly cloudy.
* Chance of Thunder..0%.
* Min Temperature....
*   Valleys..........22-32.
*   Mid Slope........26-35.
*   24 hr trend......6 degrees warmer.
* Max Humidity.......
*   Valleys..........60-70%.
*   Mid Slope........39-49%.
*   24 hr trend......17% drier.
* 20-Foot Winds......
*   Valleys/Slope....Downslope 2 to 5 mph.
*   Ridge Top........Light winds becoming southwest 10 to 15 mph
                     after midnight.
* Chc Wetting Rain...0%.
* Mixing Height......800 ft agl.
* Transport Winds....Light winds.
* Ventilation........Poor.

.TUESDAY...
* Sky/Weather........Mostly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........48-58.
*   Mid Slope........45-55.
* Min Humidity.......
*   Valleys..........31-41%.
*   Mid Slope........32-42%.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........Southwest winds 10 to 20 mph. Gusts to 30 mph
                     increasing to 40 mph late in the afternoon.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 1100-1600 ft agl
                     in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Poor increasing to fair in the afternoon.


.Extended...
.TUESDAY NIGHT...Clear in the evening then becoming partly cloudy.
Lows 19-29. North winds 9 to 14 mph.
.WEDNESDAY...Partly cloudy. Highs 36-46. Lows 15-25. North winds
10 to 15 mph.
.THURSDAY...Partly cloudy. Highs 40-48. Lows 15-25. Slope winds.
.FRIDAY...Partly cloudy. Highs 47-57. Lows 21-31. Slope winds.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 49-59. Lows 23-33.

$$

CAZ270-278-NVZ458-020030-
Surprise Valley California-Eastern Lassen County-
Northern Washoe County-
214 AM PST Mon Dec 1 2025

.TODAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........40-50.
*   Mid Slope........39-47.
*   24 hr trend......Little change.
* Min Humidity.......
*   Valleys..........30-40%.
*   Mid Slope........27-37%.
*   24 hr trend......8% drier.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........Southeast winds 10 to 15 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........Fair.

.TONIGHT...
* Sky/Weather........Mostly cloudy.
* Chance of Thunder..0%.
* Min Temperature....
*   Valleys..........22-32.
*   Mid Slope........23-33.
*   24 hr trend......6 degrees warmer.
* Max Humidity.......
*   Valleys..........66-76%.
*   Mid Slope........54-64%.
*   24 hr trend......11% drier.
* 20-Foot Winds......
*   Valleys/Slope....Downslope 2 to 5 mph.
*   Ridge Top........West winds 10 to 15 mph.
* Chc Wetting Rain...5%.
* Mixing Height......700 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.

.TUESDAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........47-57.
*   Mid Slope........42-52.
* Min Humidity.......
*   Valleys..........32-42%.
*   Mid Slope........36-46%.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph becoming northwest 8 to 13
                     mph late in the afternoon.
*   Ridge Top........Northwest winds 15 to 25 mph. Gusts to 35 mph
                     increasing to 40 mph late in the afternoon.
* Chc Wetting Rain...5%.
* Mixing Height......600-700 ft agl increasing to 1700-2700 ft agl
                     in the afternoon.
* Transport Winds....Light winds becoming northwest 15 to 20 mph in
                     the afternoon.
* Ventilation........Marginal increasing to excellent in the
                     afternoon.


.Extended...
.TUESDAY NIGHT...Partly cloudy in the evening then becoming clear.
Lows 15-25. North winds 9 to 14 mph.
.WEDNESDAY...Partly cloudy. Highs 37-45. Lows 15-25. Slope winds.
.THURSDAY...Partly cloudy. Highs 41-51. Lows 16-26. Slope winds.
.FRIDAY...Partly cloudy. Highs 48-58. Lows 24-34. Slope winds.
.SATURDAY...Partly cloudy. Slight chance of rain. Highs 46-56. Lows
23-33.
.SUNDAY...Mostly cloudy. Highs 44-54.

$$

CAZ271-020030-
Western Lassen, Eastern Plumas, and Eastern Sierra Counties-
214 AM PST Mon Dec 1 2025

.TODAY...
* Sky/Weather........Partly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........43-53.
*   Mid Slope........41-51.
*   24 hr trend......Little change.
* Min Humidity.......
*   Valleys..........30-40%.
*   Mid Slope........30-40%.
*   24 hr trend......11% drier.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........East winds 10 to 15 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-900 ft agl increasing to 1000-1500 ft agl
                     in the afternoon.
* Transport Winds....East 10 to 15 mph.
* Ventilation........Fair.

.TONIGHT...
* Sky/Weather........Partly cloudy then becoming mostly cloudy.
* Chance of Thunder..0%.
* Min Temperature....
*   Valleys..........21-31.
*   Mid Slope........25-35.
*   24 hr trend......5 degrees warmer.
* Max Humidity.......
*   Valleys..........65-75%.
*   Mid Slope........50-60%.
*   24 hr trend......13% drier.
* 20-Foot Winds......
*   Valleys/Slope....Downslope 2 to 5 mph.
*   Ridge Top........Light winds becoming west 10 to 15 mph with
                     gusts to 20 mph after midnight.
* Chc Wetting Rain...0%.
* Mixing Height......700 ft agl.
* Transport Winds....Light winds.
* Ventilation........Poor.

.TUESDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........48-58.
*   Mid Slope........46-55.
* Min Humidity.......
*   Valleys..........32-42%.
*   Mid Slope........32-42%.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........West winds 10 to 20 mph with gusts to 30 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-700 ft agl increasing to 1500-2000 ft agl
                     in the afternoon.
* Transport Winds....Northwest 10 to 15 mph.
* Ventilation........Poor increasing to very good in the afternoon.


.Extended...
.TUESDAY NIGHT...Clear. Lows 13-23. North winds 7 to 12 mph until
early morning becoming downslope 2 to 5 mph.
.WEDNESDAY...Partly cloudy. Highs 38-46. Lows 13-23. Slope winds.
.THURSDAY...Partly cloudy. Highs 44-52. Lows 16-26. Slope winds.
.FRIDAY...Partly cloudy. Highs 50-58. Lows 22-32. Slope winds.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 45-55. Lows 21-31.

$$

CAZ274-020030-
Southern Mono County-
214 AM PST Mon Dec 1 2025

.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........43-53.
*   Mid Slope........39-49.
*   24 hr trend......Little change.
* Min Humidity.......
*   Valleys..........22-32%.
*   Mid Slope........25-35%.
*   24 hr trend......9% drier.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........North winds 10 to 15 mph.
* Chc Wetting Rain...0%.
* Mixing Height......800-1300 ft agl.
* Transport Winds....Light winds.
* Ventilation........Marginal.

.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Min Temperature....
*   Valleys..........23-33.
*   Mid Slope........22-32.
*   24 hr trend......6 degrees warmer.
* Max Humidity.......
*   Valleys..........61-71%.
*   Mid Slope........40-50%.
*   24 hr trend......19% 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.

.TUESDAY...
* Sky/Weather........Mostly cloudy then becoming sunny.
* Chance of Thunder..0%.
* Max Temperature....
*   Valleys..........49-59.
*   Mid Slope........45-54.
* Min Humidity.......
*   Valleys..........28-38%.
*   Mid Slope........31-41%.
* 20-Foot Winds......
*   Valleys/Slope....Upslope 4 to 8 mph.
*   Ridge Top........West winds 15 to 25 mph.
* Chc Wetting Rain...0%.
* Mixing Height......600-1000 ft agl increasing to 1500-2000 ft agl
                     in the afternoon.
* Transport Winds....Northwest 10 to 15 mph.
* Ventilation........Marginal increasing to good in the afternoon.


.Extended...
.TUESDAY NIGHT...Clear. Lows 15-25. West winds 7 to 12 mph.
.WEDNESDAY...Partly cloudy. Highs 33-43. Lows 14-24. North winds
10 to 15 mph.
.THURSDAY...Clear. Highs 41-51. Lows 14-24. Slope winds.
.FRIDAY...Clear. Highs 47-57. Lows 21-31. Slope winds.
.SATURDAY THROUGH SUNDAY...Clear. Highs 47-57. Lows 24-34.

$$


.8 to 14 day outlook for (Mon Dec 8 through Sun Dec 14)
Above normal temperatures and Near normal precipitation.

=
$$

http://weather.gov/reno