Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
889
FNUS56 KSTO 182123
FWFSTO
Fire Weather Planning Forecast for Interior Northern California
National Weather Service Sacramento CA
122 PM PST Tue Nov 18 2025
.DISCUSSION...
Drier weather today through Wednesday afternoon. Then a new
weather system is forecast to bring additional rain and mountain
snow to the region through early Friday morning, heaviest from
late Wednesday to Thursday. Drier weather returns over the
weekend.
CAZ213-200000-
Eastern Portion of Shasta-Trinity NF-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Partly cloudy in the evening then becoming
mostly cloudy. At lower elevations, patchy fog in the evening.
* Min Temperature........42-47 lower elevations...except 33-41
higher elevations.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. Areas of fog in the
morning. A chance of showers in the afternoon.
* Max Temperature........51-56 lower elevations...except 42-50
higher elevations.
* 24 HR Trend..........10 degrees cooler.
* Min Humidity...........84-97 percent.
* 24 HR Trend..........25 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming south up
to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........1600 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............A chance of rain showers early in the
evening, then rain showers in the late evening and overnight.
* Min Temperature........43-48 lower elevations...except 35-43
higher elevations.
* Max Humidity...........83-98 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds up to 8 mph.
* Ridges/Upr Slopes....South winds up to 8 mph.
* Mixing Height..........1300 ft AGL.
* CWR....................60 percent.
* Chance of thunder......4 percent.
.THURSDAY...
* Sky/Weather............Mostly cloudy with rain showers likely
early in the morning, then mostly cloudy with a chance of rain
showers in the late morning and early afternoon. Mostly sunny
late in the afternoon.
* Max Temperature........52-57 lower elevations...except 42-50
higher elevations.
* Min Humidity...........72-87 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* Mixing Height..........2500 ft AGL.
* CWR....................30 percent.
* Chance of thunder......4 percent.
$$
CAZ214-200000-
Burney Basin and Northeast Plateau in Shasta County Including
Northwest Lassen NF north of Lassen NP-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........28-33.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. Areas of fog in the
morning. A slight chance of showers in the afternoon.
* Max Temperature........48-53 lower elevations...except 43-48
higher elevations.
* 24 HR Trend..........7 degrees cooler.
* Min Humidity...........80-88 percent.
* 24 HR Trend..........15 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........2500 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............A slight chance of showers early in the
evening. Showers likely in the late evening and overnight. At
higher elevations, snow showers early in the morning.
* Min Temperature........32-37.
* Max Humidity...........95-100 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds up to 7 mph.
* Ridges/Upr Slopes....Southwest winds up to 7 mph.
* Mixing Height..........1300 ft AGL.
* CWR....................30 percent.
* Chance of thunder......3 percent.
.THURSDAY...
* Sky/Weather............Mostly cloudy. At lower elevations,
showers likely early in the morning. A chance of showers in the
late morning and early afternoon. At higher elevations, showers
and snow showers likely early in the morning, then a chance of
snow showers late in the morning.
* Max Temperature........45-50 lower elevations...except 39-44
higher elevations.
* Min Humidity...........81-96 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* Mixing Height..........2300 ft AGL.
* CWR....................30 percent.
* Chance of thunder......3 percent.
$$
CAZ215-200000-
Northern Sacramento Valley to Southern Tehama County Line Below
1000 Ft-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy.
* Min Temperature........44-49.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southeast winds up to 6 mph in the evening
becoming variable less than 5 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. A chance of showers in the
afternoon.
* Max Temperature........54-59.
* 24 HR Trend..........7 degrees cooler.
* Min Humidity...........82-91 percent.
* 24 HR Trend..........18 percent up.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........2000 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............A chance of showers early in the evening,
then showers in the late evening and overnight.
* Min Temperature........46-51.
* Max Humidity...........91-100 percent.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* Mixing Height..........900 ft AGL.
* CWR....................50 percent.
* Chance of thunder......4 percent.
.THURSDAY...
* Sky/Weather............Cloudy with showers likely early in the
morning, then mostly cloudy with a chance of showers in the late
morning and early afternoon. Mostly sunny late in the afternoon.
* Max Temperature........55-60.
* Min Humidity...........77-92 percent.
* 20-Foot Winds..........Southeast winds up to 6 mph shifting to
the north up to 7 mph in the afternoon.
* Mixing Height..........2100 ft AGL.
* CWR....................20 percent.
* Chance of thunder......7 percent.
$$
CAZ216-200000-
Central Sacramento Valley in Glenn, Colusa, Yuba, Northern
Sutter, and Butte County Below 1000 Ft-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy.
* Min Temperature........43-48.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........East winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. Patchy fog in the morning.
* Max Temperature........55-60.
* 24 HR Trend..........4 degrees cooler.
* Min Humidity...........84-95 percent.
* 24 HR Trend..........10 percent up.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........2100 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Showers likely in the late evening and
overnight.
* Min Temperature........46-51.
* Max Humidity...........92-100 percent.
* 20-Foot Winds..........Southeast winds up to 8 mph.
* Mixing Height..........500 ft AGL.
* CWR....................30 percent.
* Chance of thunder......4 percent.
.THURSDAY...
* Sky/Weather............Mostly cloudy until late afternoon then
becoming partly cloudy. Showers likely early in the morning, then
a chance of showers in the late morning and early afternoon. A
slight chance of showers late in the afternoon.
* Max Temperature........54-59.
* Min Humidity...........79-94 percent.
* 20-Foot Winds..........Southeast winds up to 8 mph shifting to
the northeast in the afternoon.
* Mixing Height..........2300 ft AGL.
* CWR....................30 percent.
* Chance of thunder......8 percent.
$$
CAZ217-200000-
Southern Sacramento Valley in Yolo-
Sacramento Far Western Placer, southern Sutter and Solano County
Below 1000 Ft-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........44-49.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southeast winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. Patchy fog in the morning.
* Max Temperature........57-62.
* 24 HR Trend..........Little change.
* Min Humidity...........80-87 percent.
* 24 HR Trend..........4 percent up.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........2800 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly cloudy. A chance of showers in the
late evening and early morning. Showers likely early in the
morning.
* Min Temperature........48-53.
* Max Humidity...........90-100 percent.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................20 percent.
* Chance of thunder......3 percent.
.THURSDAY...
* Sky/Weather............Mostly cloudy. Showers likely early in the
morning, then a chance of showers in the late morning and early
afternoon. A slight chance of showers late in the afternoon.
* Max Temperature........54-59.
* Min Humidity...........75-90 percent.
* 20-Foot Winds..........Southeast winds up to 8 mph shifting to
the northeast in the afternoon.
* Mixing Height..........1700 ft AGL.
* CWR....................30 percent.
* Chance of thunder......5 percent.
$$
CAZ218-200000-
Carquinez Strait and Delta-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........44-49.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........South winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. Patchy fog in the morning.
* Max Temperature........58-63.
* 24 HR Trend..........Little change.
* Min Humidity...........76-85 percent.
* 24 HR Trend..........4 percent up.
* 20-Foot Winds..........Southeast winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........2700 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly cloudy. A chance of showers in the
late evening and early morning. Showers likely early in the
morning.
* Min Temperature........49-54.
* Max Humidity...........94-100 percent.
* 20-Foot Winds..........South winds up to 8 mph.
* Mixing Height..........600 ft AGL.
* CWR....................20 percent.
* Chance of thunder......4 percent.
.THURSDAY...
* Sky/Weather............Mostly cloudy. Showers likely early in the
morning, then a chance of showers in the late morning and early
afternoon. A slight chance of showers late in the afternoon.
* Max Temperature........55-60.
* Min Humidity...........77-92 percent.
* 20-Foot Winds..........South winds 4 to 9 mph shifting to the
northwest in the afternoon.
* Mixing Height..........2300 ft AGL.
* CWR....................30 percent.
* Chance of thunder......5 percent.
$$
CAZ219-200000-
Northern San Joaquin Valley in San Joaquin and Stanislaus
Counties Below 1000 ft-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Partly cloudy. Patchy fog after midnight.
* Min Temperature........44-49.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly sunny in the morning then becoming
partly cloudy. Patchy fog in the morning.
* Max Temperature........58-63.
* 24 HR Trend..........Little change.
* Min Humidity...........75-85 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........2900 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly cloudy. A chance of rain showers in
the late evening and early morning. Rain showers likely early in
the morning.
* Min Temperature........46-51.
* Max Humidity...........83-98 percent.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
.THURSDAY...
* Sky/Weather............Mostly cloudy. Rain showers likely early
in the morning, then a chance of rain showers in the late morning
and early afternoon. A slight chance of rain showers late in the
afternoon.
* Max Temperature........52-57.
* Min Humidity...........78-93 percent.
* 20-Foot Winds..........East winds 4 to 9 mph.
* Mixing Height..........1900 ft AGL.
* CWR....................30 percent.
* Chance of thunder......4 percent.
$$
CAZ263-279-200000-
Southeast Edge Shasta-Trinity NF and Western Portions of Tehama-
Glenn Unit-Eastern Mendocino NF-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy. Areas of dense fog after midnight.
* Min Temperature........44-49 lower elevations...except 34-41
higher elevations.
* 24 HR Trend..........Little change.
* Max Humidity...........94-100 percent.
* 24 HR Trend..........8 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Northwest winds up to 7 mph in the evening
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. Areas of dense fog in the
morning.
* Max Temperature........52-57 lower elevations...except 41-48
higher elevations.
* 24 HR Trend..........8 degrees cooler.
* Min Humidity...........85-92 percent.
* 24 HR Trend..........17 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southeast
up to 8 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southeast up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........1500 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............A chance of showers early in the evening.
Showers in the late evening and overnight. At higher elevations,
snow showers after midnight.
* Min Temperature........45-50 lower elevations...except 35-41
higher elevations.
* Max Humidity...........85-100 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 4 to 9 mph.
* Ridges/Upr Slopes....South winds 4 to 9 mph.
* Mixing Height..........1100 ft AGL.
* CWR....................50 percent.
* Chance of thunder......5 percent.
.THURSDAY...
* Sky/Weather............Mostly cloudy until late afternoon then
becoming partly cloudy. At lower elevations, showers likely early
in the morning, then a chance of showers in the late morning and
early afternoon. At higher elevations, showers and snow showers
likely early in the morning, then a chance of showers and snow
showers in the late morning and early afternoon.
* Max Temperature........53-58 lower elevations...except 38-46
higher elevations.
* Min Humidity...........66-81 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds 4 to 9 mph.
* Ridges/Upr Slopes....North winds 4 to 9 mph.
* Mixing Height..........2600 ft AGL.
* CWR....................20 percent.
* Chance of thunder......7 percent.
$$
CAZ266-200000-
Northern Sierra Foothills from 1000 to 3000 Ft. Includes portions
of Shasta-Trinity and Butte Units-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Partly cloudy in the evening then becoming
mostly cloudy. Patchy fog in the evening.
* Min Temperature........41-46.
* 24 HR Trend..........Little change.
* Max Humidity...........93-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. A chance of showers in the
afternoon.
* Max Temperature........48-53.
* 24 HR Trend..........6 degrees cooler.
* Min Humidity...........85-94 percent.
* 24 HR Trend..........12 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........1900 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............A chance of rain showers early in the
evening, then rain showers in the late evening and overnight.
* Min Temperature........43-48.
* Max Humidity...........86-100 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph becoming south up
to 8 mph after midnight.
* Ridges/Upr Slopes....Variable winds up to 5 mph becoming south up
to 7 mph after midnight.
* Mixing Height..........900 ft AGL.
* CWR....................50 percent.
* Chance of thunder......4 percent.
.THURSDAY...
* Sky/Weather............Mostly cloudy until late afternoon then
becoming partly cloudy. Rain showers early in the morning, then a
chance of rain showers in the late morning and early afternoon. A
slight chance of rain showers late in the afternoon.
* Max Temperature........47-53.
* Min Humidity...........76-91 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southeast winds up to 8 mph shifting to the
northwest up to 7 mph in the afternoon.
* Ridges/Upr Slopes....South winds up to 7 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........1700 ft AGL.
* CWR....................40 percent.
* Chance of thunder......6 percent.
$$
CAZ220-267-200000-
Southern Motherlode From 1000 to 3000 Ft. Includes portions of
Toulumne-Calaveras Unit-
Northern Motherlode From 1000 to 3000 Ft. Includes portions of
Nevada-Yuba-Placer-Amador and Eldorado Units-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Partly cloudy in the evening then becoming
mostly cloudy. Patchy fog in the evening.
* Min Temperature........39-44.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Mostly cloudy. Patchy fog in the morning.
* Max Temperature........51-56.
* 24 HR Trend..........Little change.
* Min Humidity...........83-92 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........2600 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Partly cloudy early in the evening then
becoming mostly cloudy. A chance of rain showers in the late
evening and early morning. Rain showers early in the morning.
* Min Temperature........41-46.
* Max Humidity...........93-100 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* Mixing Height..........600 ft AGL.
* CWR....................10 percent.
* Chance of thunder......1 percent.
.THURSDAY...
* Sky/Weather............Rain showers until late afternoon, then a
chance of rain showers late in the afternoon.
* Max Temperature........47-52.
* Min Humidity...........83-98 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* Mixing Height..........1600 ft AGL.
* CWR....................40 percent.
* Chance of thunder......4 percent.
$$
CAZ268-200000-
Northern Sierra Including Lassen NP and Plumas and Lassen NF/S
West of the Sierra Crest (West of Evans Peak-Grizzly Peak-
Beckworth Peak)-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Partly cloudy. Areas of dense fog after
midnight.
* Min Temperature........27-36.
* 24 HR Trend..........Little change.
* Max Humidity...........92-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....East winds up to 7 mph in the evening
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........300 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Partly cloudy in the morning then becoming
mostly cloudy. At higher elevations, areas of dense fog and dense
freezing fog in the morning, A chance of showers in the
afternoon. Areas of dense fog in the morning.
* Max Temperature........41-50.
* 24 HR Trend..........5 degrees cooler.
* Min Humidity...........76-91 percent.
* 24 HR Trend..........10 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
up to 7 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest up to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........1600 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............At lower elevations, a chance of showers
early in the evening, then showers in the late evening and
overnight. At higher elevations, a chance of showers and snow
showers early in the evening, then snow showers and showers in
the late evening and overnight.
* Min Temperature........30-38.
* Max Humidity...........86-100 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 4 to 10 mph.
* Ridges/Upr Slopes....South winds 4 to 10 mph.
* Mixing Height..........1100 ft AGL.
* CWR....................40 percent.
* Chance of thunder......3 percent.
.THURSDAY...
* Sky/Weather............At lower elevations, showers until late
afternoon, then a slight chance of showers late in the afternoon.
At higher elevations, snow showers and showers until late
afternoon, then a slight chance of showers and snow showers late
in the afternoon. Snow level 5500 feet.
* Max Temperature........39-44 lower elevations...except 33-39
higher elevations.
* Min Humidity...........76-91 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds up to 7 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....South winds up to 8 mph shifting to the
north in the afternoon.
* Mixing Height..........1400 ft AGL.
* CWR....................40 percent.
* Chance of thunder......5 percent.
$$
CAZ221-269-200000-
Stanislaus NF West of the Sierra Crest-
Northern Sierra Including the Tahoe and Eldorado NF/S West of the
Sierra Crest-
122 PM PST Tue Nov 18 2025
.TONIGHT...
* Sky/Weather............Partly cloudy. Areas of fog.
* Min Temperature........34-39 lower elevations...except 23-31
higher elevations.
* 24 HR Trend..........Little change.
* Max Humidity...........86-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds up to 8 mph.
* Ridges/Upr Slopes....East winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY...
* Sky/Weather............Partly cloudy. Patchy fog in the morning.
Widespread dense fog in the afternoon.
* Max Temperature........47-52 lower elevations...except 38-47
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........73-88 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....East winds up to 8 mph in the morning
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........1700 ft AGL.
* Chance of thunder......0 percent.
.WEDNESDAY NIGHT...
* Sky/Weather............Mostly cloudy. At lower elevations, a
chance of showers in the late evening and early morning. Showers
early in the morning. At higher elevations, a chance of showers
and snow showers in the late evening and early morning. Snow
showers and showers early in the morning. Snow level 6000 feet
after midnight.
* Min Temperature........37-42 lower elevations...except 25-33
higher elevations.
* Max Humidity...........83-98 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds up to 8 mph.
* Ridges/Upr Slopes....South winds up to 8 mph.
* Mixing Height..........700 ft AGL.
* CWR....................10 percent.
* Chance of thunder......1 percent.
.THURSDAY...
* Sky/Weather............At lower elevations, showers until late
afternoon, then a chance of showers late in the afternoon. At
higher elevations, snow showers and showers until late afternoon,
then a chance of snow showers and showers late in the afternoon.
Snow level 6000 feet.
* Max Temperature........42-47 lower elevations...except 31-39
higher elevations.
* Min Humidity...........78-93 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds up to 7 mph.
* Ridges/Upr Slopes....Southwest winds up to 7 mph.
* Mixing Height..........1500 ft AGL.
* CWR....................50 percent.
* Chance of thunder......5 percent.
$$
.Extended...
...Shasta County Mountains and Coastal Range
.THURSDAY NIGHT...Mostly clear. Lows 29 to 39. North winds 5 to
15 mph.
.FRIDAY...Sunny. Highs 48 to 58. Northeast winds 5 to 15 mph.
.FRIDAY NIGHT...Mostly clear. Lows 32 to 42. North winds 5 to
15 mph.
.SATURDAY...Mostly sunny. Highs 53 to 62. North winds up to
10 mph.
.SATURDAY NIGHT...Mostly clear. Lows 33 to 43. Variable less than
5 mph.
.SUNDAY...Mostly sunny. Highs 54 to 62. Variable less than 5 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 33 to 43. Variable less than
5 mph.
...Northern Sierra and Lassen Park
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows
29 to 38. Northeast winds 5 to 15 mph.
.FRIDAY...Mostly sunny. Highs 49 to 58. Northeast winds 5 to
15 mph.
.FRIDAY NIGHT...Mostly clear. Lows 32 to 42. Northeast winds 5 to
15 mph.
.SATURDAY...Mostly sunny. Highs 54 to 61. Northeast winds up to
10 mph.
.SATURDAY NIGHT...Mostly clear. Lows 32 to 42. Northeast winds up
to 10 mph.
.SUNDAY...Mostly sunny. Highs 56 to 63. Variable less than 5 mph.
.SUNDAY NIGHT...Mostly clear. Lows 33 to 43. Variable less than
5 mph.
...Sierra Nevada Foothills
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows 38 to 43. Northeast winds 5 to 15 mph.
.FRIDAY...Mostly sunny. Highs 55 to 61. North winds 5 to 15 mph.
.FRIDAY NIGHT...Clear. Lows 41 to 46. Northeast winds 5 to
15 mph.
.SATURDAY...Sunny. Highs 57 to 63. Variable less than 5 mph.
.SATURDAY NIGHT...Clear. Lows 41 to 46. Variable less than 5 mph.
.SUNDAY...Mostly sunny. Highs 59 to 64. Variable less than 5 mph.
.SUNDAY NIGHT...Mostly clear. Lows 42 to 47. Variable less than
5 mph.
...Central Valley and Delta
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows 41 to 46. North winds up to 10 mph.
.FRIDAY...Mostly sunny. Highs 58 to 64. Northwest winds 5 to
15 mph.
.FRIDAY NIGHT...Clear. Lows 41 to 46. Northeast winds up to
10 mph.
.SATURDAY...Mostly sunny. Highs 59 to 64. Variable less than
5 mph.
.SATURDAY NIGHT...Mostly clear. Lows 41 to 46. Variable less than
5 mph.
.SUNDAY...Mostly sunny. Highs 60 to 65. Variable less than 5 mph.
.SUNDAY NIGHT...Mostly clear. Lows 42 to 47. Variable less than
5 mph.
$$