Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
415
FNUS55 KREV 071055
FWFREV
Fire Weather Planning Forecast
National Weather Service Reno NV
355 AM PDT Mon Sep 7 2026
.DISCUSSION...
High pressure will bring warmer and drier weather
after Labor Day, with a low chance of showers and storms in the
Sierra south of Tahoe around midweek. Winds increase by the end of
the week into the weekend, as temperatures decline again.
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-
355 AM PDT Mon Sep 7 2026
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........69-79.
* Mid Slope........67-77.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........14-24%.
* Mid Slope........20-30%.
* 24 hr trend......Little change.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds.
* Mixing Height......1500-2000 ft agl increasing to 4900-5900 ft
agl in the afternoon.
* Transport Winds....South 10 to 15 mph.
* Ventilation........Fair increasing to very good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Min Temperature....
* Valleys..........45-55.
* Mid Slope........47-56.
* 24 hr trend......5 degrees warmer.
* Max Humidity.......
* Valleys..........43-53%.
* Mid Slope........33-43%.
* 24 hr trend......12% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........Light winds.
* Mixing Height......3200-4200 ft agl in the evening then 200-500
ft agl.
* Transport Winds....Light winds.
* Ventilation........Very good decreasing to poor after midnight.
.TUESDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........75-85.
* Mid Slope........73-83.
* Min Humidity.......
* Valleys..........8-18%.
* Mid Slope........14-22%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds.
* Mixing Height......1300-1800 ft agl increasing to 5300-6300 ft
agl in the afternoon.
* Transport Winds....Light winds becoming south 10 to 15 mph in the
afternoon.
* Ventilation........Marginal increasing to excellent in the
afternoon.
.Extended...
.TUESDAY NIGHT...Partly cloudy. Lows 51-61. Downslope 2 to 5 mph.
.WEDNESDAY...Mostly cloudy. Highs 78-88. Lows 51-61. Slope winds.
.THURSDAY...Partly cloudy. Highs 82-92. Lows 52-62. West winds 10 to
15 mph.
.FRIDAY...Clear. Highs 80-90. Lows 50-60. Southwest winds 10 to
15 mph.
.SATURDAY...Clear. Highs 75-85. Lows 45-55.
.SUNDAY...Sunny. Highs 70-80.
$$
NVZ421-080015-
Southern Sierra Front including Alpine, Northern Mono, Southern
Lyon, and Western Mineral Counties-
355 AM PDT Mon Sep 7 2026
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........72-80.
* Mid Slope........65-75.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........14-24%.
* Mid Slope........13-23%.
* 24 hr trend......Little change.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph becoming north 8 to 13 mph
with gusts to 20 mph in the afternoon.
* Ridge Top........Light winds becoming southwest 10 to 15 mph.
* Mixing Height......1400-1900 ft agl increasing to 5800-6800 ft
agl in the afternoon.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Fair increasing to very good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Min Temperature....
* Valleys..........39-49.
* Mid Slope........48-58.
* 24 hr trend......4 degrees warmer.
* Max Humidity.......
* Valleys..........37-47%.
* Mid Slope........30-40%.
* 24 hr trend......10% drier.
* 20-Foot Winds......
* Valleys/Slope....North winds 7 to 12 mph in the evening becoming
downslope 2 to 5 mph.
* Ridge Top........West winds 10 to 15 mph in the evening becoming
light.
* Mixing Height......3100-4100 ft agl decreasing to 600 ft agl
after midnight.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Good decreasing to poor after midnight.
.TUESDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........76-86.
* Mid Slope........70-80.
* Min Humidity.......
* Valleys..........12-20%.
* Mid Slope........13-22%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph becoming north 8 to 13 mph in
the afternoon.
* Ridge Top........Light winds. Gusts to 20 mph late in the
afternoon.
* Mixing Height......1500-2000 ft agl increasing to 7300-8300 ft
agl in the afternoon.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Fair increasing to excellent in the afternoon.
.Extended...
.TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows 46-56. North winds 7 to 12 mph in the evening becoming
downslope 2 to 5 mph.
.WEDNESDAY...Partly cloudy. Highs 79-89. Lows 46-56. Slope winds.
.THURSDAY...Partly cloudy. Highs 81-91. Lows 47-57. West winds 10 to
15 mph.
.FRIDAY...Clear. Highs 79-89. Lows 43-53. Southwest winds 10 to
15 mph.
.SATURDAY THROUGH SUNDAY...Clear. Highs 74-84. Lows 40-50.
$$
CAZ272-080015-
Greater Lake Tahoe and Truckee Area-
355 AM PDT Mon Sep 7 2026
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........65-73.
* Mid Slope........60-70.
* 24 hr trend......7 degrees warmer.
* Min Humidity.......
* Valleys..........25-35%.
* Mid Slope........25-35%.
* 24 hr trend......5% drier.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds.
* Mixing Height......1600-2100 ft agl increasing to 5000-6000 ft
agl in the afternoon.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Fair increasing to very good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Min Temperature....
* Valleys..........40-50.
* Mid Slope........40-50.
* 24 hr trend......4 degrees warmer.
* Max Humidity.......
* Valleys..........57-67%.
* Mid Slope........45-55%.
* 24 hr trend......10% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........Light winds.
* Mixing Height......2600-3600 ft agl in the evening then 200-500
ft agl.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Good decreasing to poor after midnight.
.TUESDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........69-79.
* Mid Slope........66-76.
* Min Humidity.......
* Valleys..........17-27%.
* Mid Slope........19-29%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds.
* Mixing Height......1500-2000 ft agl increasing to 5300-6300 ft
agl in the afternoon.
* Transport Winds....South 10 to 15 mph.
* Ventilation........Fair increasing to excellent in the afternoon.
.Extended...
.TUESDAY NIGHT...Clear in the evening then becoming mostly cloudy.
Lows 46-56. Downslope 2 to 5 mph.
.WEDNESDAY...Mostly cloudy. Highs 73-83. Lows 46-56. Slope winds.
.THURSDAY...Clear. Highs 72-82. Lows 47-57. Slope winds.
.FRIDAY...Clear. Highs 68-78. Lows 45-55. Slope winds.
.SATURDAY THROUGH SUNDAY...Clear. Highs 63-73. Lows 41-51.
$$
NVZ423-080015-
West Humboldt Basin in Pershing County-
355 AM PDT Mon Sep 7 2026
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........72-80.
* Mid Slope........67-77.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........14-24%.
* Mid Slope........15-25%.
* 24 hr trend......Little change.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds.
* Mixing Height......1700-2200 ft agl increasing to 4900-5900 ft
agl in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Fair increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Min Temperature....
* Valleys..........45-55.
* Mid Slope........46-55.
* 24 hr trend......4 degrees warmer.
* Max Humidity.......
* Valleys..........36-46%.
* Mid Slope........28-38%.
* 24 hr trend......24% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........North winds 10 to 15 mph.
* Mixing Height......3000-4000 ft agl in the evening then 200-500
ft agl.
* Transport Winds....Light winds.
* Ventilation........Good decreasing to poor after midnight.
.TUESDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........79-87.
* Mid Slope........75-85.
* Min Humidity.......
* Valleys..........10-18%.
* Mid Slope........11-17%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds.
* Mixing Height......1400-1900 ft agl increasing to 5300-6300 ft
agl in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Fair increasing to very good in the afternoon.
.Extended...
.TUESDAY NIGHT...Partly cloudy. Lows 50-60. Downslope 2 to 5 mph
becoming north 7 to 12 mph in the late evening and overnight.
.WEDNESDAY...Mostly cloudy. Highs 84-92. Lows 50-60. Slope winds.
.THURSDAY...Partly cloudy. Highs 88-94. Lows 55-65. West winds 10 to
15 mph.
.FRIDAY...Clear. Highs 84-92. Lows 51-61. Southwest winds 10 to
15 mph.
.SATURDAY THROUGH SUNDAY...Clear. Highs 75-85. Lows 46-56.
$$
NVZ429-080015-
Lahontan Basin including Churchill and Eastern Mineral Counties-
355 AM PDT Mon Sep 7 2026
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........73-83.
* Mid Slope........70-78.
* 24 hr trend......4 degrees cooler.
* Min Humidity.......
* Valleys..........12-22%.
* Mid Slope........12-22%.
* 24 hr trend......4% wetter.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds becoming northwest 10 to 15 mph.
* Mixing Height......1600-2100 ft agl increasing to 5400-6400 ft
agl in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Min Temperature....
* Valleys..........43-53.
* Mid Slope........48-58.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........37-47%.
* Mid Slope........27-37%.
* 24 hr trend......14% drier.
* 20-Foot Winds......
* Valleys/Slope....North winds 5 to 10 mph in the evening becoming
downslope 2 to 5 mph.
* Ridge Top........Light winds.
* Mixing Height......2900-3900 ft agl in the evening then 200-500
ft agl.
* Transport Winds....Light winds.
* Ventilation........Good decreasing to poor after midnight.
.TUESDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........79-89.
* Mid Slope........76-86.
* Min Humidity.......
* Valleys..........10-19%.
* Mid Slope........10-18%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds becoming north 10 to 15 mph with
gusts to 20 mph in the late morning and
afternoon.
* Mixing Height......1400-1900 ft agl increasing to 5400-6400 ft
agl in the afternoon.
* Transport Winds....Northwest 10 to 15 mph.
* Ventilation........Marginal increasing to very good in the
afternoon.
.Extended...
.TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows 50-60. Downslope 2 to 5 mph.
.WEDNESDAY...Partly cloudy. Highs 83-93. Lows 50-60. Slope winds.
.THURSDAY...Partly cloudy. Highs 86-96. Lows 53-63. Slope winds.
.FRIDAY...Clear. Highs 84-94. Lows 49-59. West winds 10 to 20 mph.
.SATURDAY...Clear. Highs 80-90. Lows 45-55.
.SUNDAY...Sunny. Highs 74-84.
$$
CAZ270-278-NVZ458-080015-
Surprise Valley California-Eastern Lassen County-
Northern Washoe County-
355 AM PDT Mon Sep 7 2026
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........67-77.
* Mid Slope........63-71.
* 24 hr trend......Little change.
* Min Humidity.......
* Valleys..........17-27%.
* Mid Slope........21-31%.
* 24 hr trend......Little change.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds becoming south 10 to 15 mph in the
afternoon.
* Mixing Height......1200-1700 ft agl increasing to 4600-5600 ft
agl in the afternoon.
* Transport Winds....Light winds.
* Ventilation........Marginal increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Min Temperature....
* Valleys..........38-48.
* Mid Slope........41-51.
* 24 hr trend......7 degrees warmer.
* Max Humidity.......
* Valleys..........46-56%.
* Mid Slope........42-52%.
* 24 hr trend......23% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........Light winds.
* Mixing Height......2800-3800 ft agl in the evening then 200-500
ft agl.
* Transport Winds....Light winds.
* Ventilation........Good decreasing to poor after midnight.
.TUESDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........74-84.
* Mid Slope........70-78.
* Min Humidity.......
* Valleys..........11-21%.
* Mid Slope........15-23%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph becoming southeast 7 to 12
mph with gusts to 20 mph in the afternoon.
* Ridge Top........Light winds. Gusts to 20 mph in the afternoon.
* Mixing Height......1200-1700 ft agl increasing to 5000-6000 ft
agl in the afternoon.
* Transport Winds....Southeast 10 to 15 mph.
* Ventilation........Fair increasing to very good in the afternoon.
.Extended...
.TUESDAY NIGHT...Partly cloudy. Lows 43-53. Downslope 2 to 5 mph.
.WEDNESDAY...Mostly cloudy. Highs 79-89. Lows 43-53. Slope winds.
.THURSDAY...Partly cloudy. Highs 82-92. Lows 46-56. West winds 10 to
15 mph.
.FRIDAY...Clear. Highs 78-88. Lows 42-52. Southwest winds 10 to
15 mph.
.SATURDAY...Clear. Highs 70-80. Lows 38-48.
.SUNDAY...Sunny. Highs 66-76.
$$
CAZ271-080015-
Western Lassen, Eastern Plumas, and Eastern Sierra Counties-
355 AM PDT Mon Sep 7 2026
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........67-77.
* Mid Slope........65-73.
* 24 hr trend......8 degrees warmer.
* Min Humidity.......
* Valleys..........21-31%.
* Mid Slope........19-29%.
* 24 hr trend......Little change.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds becoming southeast 10 to 15 mph in
the late morning and early afternoon, then
becoming light late in the afternoon.
* Mixing Height......1300-1800 ft agl increasing to 5300-6300 ft
agl in the afternoon.
* Transport Winds....Southeast 10 to 15 mph.
* Ventilation........Fair increasing to good in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Min Temperature....
* Valleys..........35-45.
* Mid Slope........40-50.
* 24 hr trend......6 degrees warmer.
* Max Humidity.......
* Valleys..........59-69%.
* Mid Slope........48-58%.
* 24 hr trend......19% drier.
* 20-Foot Winds......
* Valleys/Slope....Downslope 2 to 5 mph.
* Ridge Top........Light winds.
* Mixing Height......3100-4100 ft agl in the evening then 200-500
ft agl.
* Transport Winds....Light winds.
* Ventilation........Good decreasing to poor after midnight.
.TUESDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........73-83.
* Mid Slope........71-79.
* Min Humidity.......
* Valleys..........16-26%.
* Mid Slope........16-26%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Light winds.
* Mixing Height......1400-1900 ft agl increasing to 6300-7300 ft
agl in the afternoon.
* Transport Winds....South 10 to 15 mph.
* Ventilation........Fair increasing to very good in the afternoon.
.Extended...
.TUESDAY NIGHT...Clear in the evening then becoming partly cloudy.
Lows 39-49. Downslope 2 to 5 mph.
.WEDNESDAY...Mostly cloudy. Highs 79-89. Lows 39-49. Slope winds.
.THURSDAY...Clear. Highs 79-89. Lows 42-52. Southwest winds 10 to
15 mph.
.FRIDAY...Clear. Highs 73-83. Lows 39-49. Southwest winds 10 to
15 mph.
.SATURDAY...Clear. Highs 65-75. Lows 36-46.
.SUNDAY...Sunny. Highs 63-73.
$$
CAZ274-080015-
Southern Mono County-
355 AM PDT Mon Sep 7 2026
.TODAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........70-80.
* Mid Slope........66-76.
* 24 hr trend......5 degrees warmer.
* Min Humidity.......
* Valleys..........9-19%.
* Mid Slope........11-21%.
* 24 hr trend......Little change.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph becoming south 5 to 10 mph
with gusts to 25 mph late in the afternoon.
* Ridge Top........Southwest winds 10 to 15 mph with gusts to 25
mph.
* Mixing Height......1500-2000 ft agl increasing to 5900-6900 ft
agl in the afternoon.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Fair increasing to excellent in the afternoon.
.TONIGHT...
* Sky/Weather........Clear.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Min Temperature....
* Valleys..........40-50.
* Mid Slope........40-50.
* 24 hr trend......Little change.
* Max Humidity.......
* Valleys..........36-46%.
* Mid Slope........28-38%.
* 24 hr trend......12% drier.
* 20-Foot Winds......
* Valleys/Slope....Southwest winds 5 to 10 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 in the evening becoming light.
* Mixing Height......3400-4400 ft agl decreasing to 600 ft agl
after midnight.
* Transport Winds....West 10 to 15 mph.
* Ventilation........Very good decreasing to poor after midnight.
.TUESDAY...
* Sky/Weather........Sunny.
* Chance of Thunder..0%.
* Chc Wetting Rain...0%.
* Max Temperature....
* Valleys..........73-83.
* Mid Slope........69-79.
* Min Humidity.......
* Valleys..........11-21%.
* Mid Slope........12-22%.
* 20-Foot Winds......
* Valleys/Slope....Upslope 4 to 8 mph.
* Ridge Top........Southwest winds 10 to 15 mph with gusts to 20
mph.
* Mixing Height......1600-2100 ft agl increasing to 7700-8700 ft
agl in the afternoon.
* Transport Winds....Southwest 10 to 15 mph.
* Ventilation........Good increasing to excellent in the afternoon.
.Extended...
.TUESDAY NIGHT...Partly cloudy. Lows 46-56. Downslope 2 to 5 mph.
.WEDNESDAY...Partly cloudy. Highs 75-85. Lows 46-56. Slope winds.
.THURSDAY...Partly cloudy. Highs 76-86. Lows 47-57. Slope winds.
.FRIDAY...Clear. Highs 75-85. Lows 44-54. Southwest winds 10 to
15 mph.
.SATURDAY THROUGH SUNDAY...Clear. Highs 72-82. Lows 41-51.
$$
.8 to 14 day outlook for (Mon Sep 14 through Sun Sep 20)
Above normal temperatures and precipitation.
=
$$
http://weather.gov/reno