Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
153
FNUS56 KSTO 010923
FWFSTO
Fire Weather Planning Forecast for Interior Northern California
National Weather Service Sacramento CA
122 AM PST Mon Dec 1 2025
.DISCUSSION...
Dry conditions and cool to seasonable temperatures expected this
week. Periods of breezy north to east winds are expected to
continue through this morning and again Wednesday through Thursday
morning. Strongest winds anticipated on Wednesday.
CAZ213-020100-
Eastern Portion of Shasta-Trinity NF-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........51-59.
* 24 HR Trend..........Little change.
* Min Humidity...........37-44 percent.
* 24 HR Trend..........14 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds 4 to 10 mph with local gusts up
to 20 mph in the morning becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northeast winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........1300 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy.
* Min Temperature........40-45 lower elevations...except 32-42
higher elevations.
* 24 HR Trend..........Little change.
* Max Humidity...........60-75 percent.
* 24 HR Trend..........4 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds up to 7 mph.
* Ridges/Upr Slopes....North winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly sunny. Widespread frost early in
the morning.
* Max Temperature........59-64 lower elevations...except 50-58
higher elevations.
* Min Humidity...........45-60 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds up to 7 mph.
* Ridges/Upr Slopes....North winds up to 8 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........1900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ214-020100-
Burney Basin and Northeast Plateau in Shasta County Including
Northwest Lassen NF north of Lassen NP-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly sunny. Widespread frost in the
morning.
* Max Temperature........50-55.
* 24 HR Trend..........Little change.
* Min Humidity...........38-43 percent.
* 24 HR Trend..........13 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....East winds 4 to 10 mph in the morning
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........1900 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy. Widespread frost after midnight.
* Min Temperature........27-32.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........80-86 percent lower elevations...except
62-77 percent high elevations.
* 24 HR Trend..........7 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly sunny. Widespread frost early in
the morning. Areas of frost late in the morning.
* Max Temperature........50-55.
* Min Humidity...........40-55 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* Mixing Height..........2400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ215-020100-
Northern Sacramento Valley to Southern Tehama County Line Below
1000 Ft-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Partly cloudy in the morning then
clearing.
* Max Temperature........51-56.
* 24 HR Trend..........Little change.
* Min Humidity...........45-60 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........North winds 4 to 9 mph shifting to the
southeast up to 6 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........1300 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly cloudy.
* Min Temperature........39-44.
* 24 HR Trend..........Little change.
* Max Humidity...........75-90 percent.
* 24 HR Trend..........11 percent up.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
northwest up to 6 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........60-65.
* Min Humidity...........51-66 percent.
* 20-Foot Winds..........North winds up to 6 mph.
* Mixing Height..........1300 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ216-020100-
Central Sacramento Valley in Glenn, Colusa, Yuba, Northern
Sutter, and Butte County Below 1000 Ft-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Partly cloudy in the morning then
clearing. Patchy dense fog in the morning.
* Max Temperature........50-55.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........56-71 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........East winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly cloudy.
* Min Temperature........39-44.
* 24 HR Trend..........Little change.
* Max Humidity...........79-94 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly sunny until late afternoon then
becoming partly cloudy.
* Max Temperature........58-63.
* Min Humidity...........51-66 percent.
* 20-Foot Winds..........Northwest winds up to 7 mph shifting to
the southeast up to 6 mph in the afternoon.
* Mixing Height..........1100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ217-020100-
Southern Sacramento Valley in Yolo-
Sacramento Far Western Placer, southern Sutter and Solano County
Below 1000 Ft-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly cloudy in the morning then becoming
partly cloudy. Hazy and patchy fog in the morning.
* Max Temperature........51-56.
* 24 HR Trend..........Little change.
* Min Humidity...........64-79 percent.
* 24 HR Trend..........7 percent down.
* 20-Foot Winds..........North winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........1400 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy.
* Min Temperature........39-44.
* 24 HR Trend..........Little change.
* Max Humidity...........84-97 percent.
* 24 HR Trend..........5 percent down.
* 20-Foot Winds..........North winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Partly cloudy early in the morning then
clearing.
* Max Temperature........57-62.
* Min Humidity...........53-68 percent.
* 20-Foot Winds..........North winds up to 6 mph shifting to the
south in the afternoon.
* Mixing Height..........1300 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ218-020100-
Carquinez Strait and Delta-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly cloudy in the morning then becoming
mostly sunny. Hazy and patchy fog in the morning.
* Max Temperature........51-56.
* 24 HR Trend..........Little change.
* Min Humidity...........71-83 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northeast winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........1600 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy.
* Min Temperature........39-44.
* 24 HR Trend..........Little change.
* Max Humidity...........88-96 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........North winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly cloudy early in the morning then
clearing.
* Max Temperature........57-62.
* Min Humidity...........60-75 percent.
* 20-Foot Winds..........North winds up to 6 mph shifting to the
south up to 5 mph in the afternoon.
* Mixing Height..........1200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ219-020100-
Northern San Joaquin Valley in San Joaquin and Stanislaus
Counties Below 1000 ft-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly cloudy in the morning then becoming
mostly sunny. Hazy and areas of fog in the morning.
* Max Temperature........52-57.
* 24 HR Trend..........Little change.
* Min Humidity...........71-82 percent.
* 24 HR Trend..........5 percent down.
* 20-Foot Winds..........Southeast winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........1500 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy.
* Min Temperature........40-45.
* 24 HR Trend..........Little change.
* Max Humidity...........85-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly cloudy then becoming partly cloudy
late in the morning then becoming mostly sunny.
* Max Temperature........57-62.
* Min Humidity...........58-73 percent.
* 20-Foot Winds..........Southwest winds up to 6 mph.
* Mixing Height..........1200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ263-279-020100-
Southeast Edge Shasta-Trinity NF and Western Portions of Tehama-
Glenn Unit-Eastern Mendocino NF-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........51-56.
* 24 HR Trend..........Little change.
* Min Humidity...........33-42 percent.
* 24 HR Trend..........13 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds up to 8 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northeast winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly cloudy.
* Min Temperature........41-46.
* 24 HR Trend..........Little change.
* Max Humidity...........47-60 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph becoming
northwest up to 7 mph after midnight.
* Ridges/Upr Slopes....Northwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly sunny until late afternoon then
becoming partly cloudy.
* Max Temperature........60-65 lower elevations...except 51-59
higher elevations.
* Min Humidity...........41-56 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds up to 7 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northwest winds up to 8 mph.
* Mixing Height..........1500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ266-020100-
Northern Sierra Foothills from 1000 to 3000 Ft. Includes portions
of Shasta-Trinity and Butte Units-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........51-58.
* 24 HR Trend..........Little change.
* Min Humidity...........42-57 percent.
* 24 HR Trend..........5 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds 8 to 14 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northeast winds 6 to 12 mph in the morning
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........1100 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy.
* Min Temperature........41-46.
* 24 HR Trend..........Little change.
* Max Humidity...........54-69 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds up to 8 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph becoming
northeast up to 7 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........56-61.
* Min Humidity...........49-64 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds up to 8 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northeast winds up to 7 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........1400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ220-267-020100-
Southern Motherlode From 1000 to 3000 Ft. Includes portions of
Toulumne-Calaveras Unit-
Northern Motherlode From 1000 to 3000 Ft. Includes portions of
Nevada-Yuba-Placer-Amador and Eldorado Units-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly sunny. At higher elevations, hazy
in the morning. At lower elevations, areas of dense fog in the
morning. Hazy through the day.
* Max Temperature........51-57 lower elevations...except 56-61
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........55-68 percent lower elevations...except
42-54 percent high elevations.
* 24 HR Trend..........14 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Southeast winds up to 8 mph in the morning
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........1400 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy.
* Min Temperature........41-46.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........71-82 percent lower elevations...except
59-73 percent high elevations.
* 24 HR Trend..........14 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........56-61.
* Min Humidity...........52-67 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* Mixing Height..........1700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ268-020100-
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 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly sunny. Widespread frost in the
morning.
* Max Temperature........47-56.
* 24 HR Trend..........Little change.
* Min Humidity...........34-45 percent.
* 24 HR Trend..........11 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 9 to 15 mph decreasing to up
to 7 mph in the afternoon.
* Ridges/Upr Slopes....Northeast winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy.
* Min Temperature........30-40.
* 24 HR Trend..........5 degrees warmer.
* Max Humidity...........54-69 percent...except 79-88 percent in
the high mountain valleys.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds up to 8 mph.
* Ridges/Upr Slopes....Northeast winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........300 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly sunny. Widespread frost early in
the morning.
* Max Temperature........51-56 lower elevations...except 46-52
higher elevations.
* Min Humidity...........39-54 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds up to 8 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....Northwest winds up to 8 mph.
* Mixing Height..........2100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ221-269-020100-
Stanislaus NF West of the Sierra Crest-
Northern Sierra Including the Tahoe and Eldorado NF/S West of the
Sierra Crest-
122 AM PST Mon Dec 1 2025
.TODAY...
* Sky/Weather............Mostly sunny. Hazy in the morning.
* Max Temperature........56-61 lower elevations...except 46-56
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........30-40 percent.
* 24 HR Trend..........10 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds 5 to 11 mph in the morning
becoming upslope up to 5 mph.
* Ridges/Upr Slopes....East winds 9 to 15 mph in the morning
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........1700 ft AGL.
* Chance of thunder......0 percent.
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy.
* Min Temperature........39-45 lower elevations...except 29-38
higher elevations.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........51-66 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds up to 7 mph.
* Ridges/Upr Slopes....East winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........300 ft AGL.
* Chance of thunder......0 percent.
.TUESDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........55-60 lower elevations...except 45-53
higher elevations.
* Min Humidity...........42-57 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....North winds up to 7 mph shifting to the west
up to 8 mph in the afternoon.
* Mixing Height..........2300 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
.Extended...
...Shasta County Mountains and Coastal Range
.TUESDAY NIGHT...Mostly clear. Widespread frost. Lows 27 to 37.
North winds 5 to 15 mph.
.WEDNESDAY...Mostly sunny. Highs 44 to 54. Northeast winds 5 to
15 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 29 to 39. North winds 5 to
15 mph.
.THURSDAY...Partly cloudy. Highs 48 to 57. North winds up to
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 33 to 43. Northwest winds up
to 10 mph.
.FRIDAY...Mostly sunny. Highs 52 to 60. Variable less than 5 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows 32 to 42. Variable less than 5 mph.
...Northern Sierra and Lassen Park
.TUESDAY NIGHT...Mostly clear. Widespread frost. Lows 28 to 38.
Northeast winds 5 to 15 mph.
.WEDNESDAY...Mostly sunny. Highs 46 to 56. Northeast winds 10 to
20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 28 to 38. Northeast winds
5 to 15 mph.
.THURSDAY...Mostly sunny. Highs 50 to 57. Variable less than
5 mph.
.THURSDAY NIGHT...Mostly clear. Lows 32 to 42. Variable less than
5 mph.
.FRIDAY...Mostly sunny. Highs 54 to 61. Variable less than 5 mph.
.FRIDAY NIGHT...Partly cloudy. Lows 32 to 42. Variable less than
5 mph.
...Sierra Nevada Foothills
.TUESDAY NIGHT...Mostly clear. Lows 37 to 42. Northeast winds
5 to 15 mph.
.WEDNESDAY...Mostly sunny. Highs 55 to 60. Northeast winds 10 to
20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 37 to 42. Northeast winds
5 to 15 mph.
.THURSDAY...Mostly sunny. Highs 54 to 59. Variable less than
5 mph.
.THURSDAY NIGHT...Mostly clear. Lows 39 to 44. Variable less than
5 mph.
.FRIDAY...Mostly sunny. Highs 56 to 61. Variable less than 5 mph.
.FRIDAY NIGHT...Mostly clear. Lows 40 to 45. Variable less than
5 mph.
...Central Valley and Delta
.TUESDAY NIGHT...Partly cloudy. Lows 39 to 44. North winds 5 to
15 mph.
.WEDNESDAY...Mostly sunny. Highs 58 to 63. North winds 15 to
25 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 38 to 43. North winds 5 to
15 mph.
.THURSDAY...Partly cloudy. Highs 56 to 61. Variable less than
5 mph.
.THURSDAY NIGHT...Mostly clear. Lows 39 to 44. Variable less than
5 mph.
.FRIDAY...Mostly sunny. Highs 57 to 62. Variable less than 5 mph.
.FRIDAY NIGHT...Partly cloudy. Lows 40 to 45. Variable less than
5 mph.
$$