Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
936
FNUS56 KSTO 042103
FWFSTO
Fire Weather Planning Forecast for Interior Northern California
National Weather Service Sacramento CA
202 PM PDT Fri Sep 4 2026
.DISCUSSION...
Below normal temperatures and periodically breezy onshore winds
continue through weekend. Shower and thunderstorm chances return
to the northern mountains and southern Cascades on Sunday.
Otherwise, dry and gradually warming weather prevails elsewhere by
early next week with a period of drier northerly flow on Monday.
Potential for a return to unsettled and showery weather by mid
next week with Sierra thunderstorm chances.
CAZ121-052300-
W. Shasta County Above 3000 ft-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........41-47.
* 24 HR Trend..........Little change.
* Max Humidity...........78-93 percent.
* 24 HR Trend..........7 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Northwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......7 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........62-70.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........35-44 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Northeast winds up to 7 mph shifting to the
southeast in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........44-50.
* Max Humidity...........70-85 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Partly cloudy in the morning then becoming
mostly cloudy. At higher elevations, a slight chance of rain in
the morning, then a chance of rain in the afternoon. At lower
elevations, a slight chance of rain in the afternoon.
* Max Temperature........58-66.
* Min Humidity...........48-63 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming south up
to 7 mph in the afternoon.
* Mixing Height..........6600 ft AGL.
* CWR....................10 percent.
* Chance of thunder......11 percent.
$$
CAZ122-052300-
W. Shasta County 1000-3000 ft-
Including the city of Whiskeytown
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........49-55 lower elevations...except 45-50
higher elevations.
* 24 HR Trend..........4 degrees warmer.
* Max Humidity...........71-86 percent.
* 24 HR Trend..........8 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...West winds up to 7 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph becoming
northwest up to 8 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......4 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........74-79 lower elevations...except 67-73
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........32-40 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southeast
up to 7 mph in the afternoon.
* Ridges/Upr Slopes....North winds up to 7 mph shifting to the
southeast up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5700 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-59 lower elevations...except 48-53
higher elevations.
* Max Humidity...........63-78 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny in the morning, then partly
cloudy with a slight chance of rain in the afternoon.
* Max Temperature........72-77 lower elevations...except 66-71
higher elevations.
* Min Humidity...........42-57 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southeast
up to 7 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southeast up to 7 mph in the afternoon.
* Mixing Height..........6400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......6 percent.
$$
CAZ123-052300-
Shasta Lake Area & 1-5 1000-3000 ft-
Including the city of Shasta Lake, Sims
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........49-54 lower elevations...except 43-50
higher elevations.
* 24 HR Trend..........Little change.
* Max Humidity...........78-93 percent.
* 24 HR Trend..........13 percent down.
* 20-Foot Winds..........West winds up to 6 mph shifting to the
north up to 7 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......7 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........70-76.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........29-39 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........Northeast winds up to 7 mph shifting to
the south in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5300 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........52-57 lower elevations...except 45-53
higher elevations.
* Max Humidity...........69-84 percent.
* 20-Foot Winds..........South winds up to 6 mph shifting to the
northeast up to 7 mph after midnight.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny early in the morning then
becoming partly cloudy. A slight chance of rain in the afternoon.
* Max Temperature........71-76 lower elevations...except 65-71
higher elevations.
* Min Humidity...........43-58 percent.
* 20-Foot Winds..........Northeast winds up to 7 mph shifting to
the south in the afternoon.
* Mixing Height..........6200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......10 percent.
$$
CAZ124-052300-
Shasta Metro-
Including the city of Redding, Anderson
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........49-54.
* 24 HR Trend..........Little change.
* Max Humidity...........80-95 percent.
* 24 HR Trend..........12 percent down.
* 20-Foot Winds..........North winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......3 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........77-82.
* 24 HR Trend..........Little change.
* Min Humidity...........27-32 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........North winds up to 7 mph shifting to the
south in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5800 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........52-57.
* Max Humidity...........68-83 percent.
* 20-Foot Winds..........Southeast winds up to 6 mph shifting to
the northeast up to 5 mph after midnight.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny until late afternoon then
becoming partly cloudy.
* Max Temperature........75-80.
* Min Humidity...........31-43 percent.
* 20-Foot Winds..........North winds up to 6 mph shifting to the
south up to 7 mph in the afternoon.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......4 percent.
$$
CAZ125-052300-
Shasta County Foothills 1000-3000 ft-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........46-51.
* 24 HR Trend..........Little change.
* Max Humidity...........85-96 percent.
* 24 HR Trend..........9 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph becoming east up
to 7 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......2 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........71-76.
* 24 HR Trend..........Little change.
* Min Humidity...........37-43 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Northeast winds up to 7 mph shifting to the
southwest in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5200 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........50-55.
* Max Humidity...........70-85 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny in the morning then becoming
partly cloudy.
* Max Temperature........69-74.
* Min Humidity...........40-55 percent.
* 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.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......5 percent.
$$
CAZ126-052300-
E. Shasta /S. Cascades Above 3000 ft-
Including the city of Shingletown
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear. At lower elevations, patchy
fog in the evening.
* Min Temperature........34-44.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent lower elevations...except
84-99 percent high elevations.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds up to 7 mph in the evening
becoming drainage up to 5 mph.
* Ridges/Upr Slopes....Southwest winds up to 7 mph in the evening
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......4 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny. Patchy frost in the morning.
* Max Temperature........60-70.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........50-57 percent lower elevations...except
34-49 percent high elevations.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds up to 8 mph.
* Ridges/Upr Slopes....Southwest winds up to 8 mph with local gusts
up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........4900 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........37-47.
* Max Humidity...........71-86 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny in the morning, then partly
cloudy with a slight chance of rain in the afternoon.
* Max Temperature........57-65.
* Min Humidity...........46-61 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
4 to 9 mph with local gusts up to 20 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest 4 to 9 mph with local gusts up to 20 mph in the
afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......9 percent.
$$
CAZ127-052300-
Burney Basin-
Including the city of Burney
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear. At lower elevations, patchy
fog and frost after midnight. At higher elevations, areas of
frost after midnight.
* Min Temperature........33-39.
* 24 HR Trend..........Little change.
* Max Humidity...........85-100 percent.
* 24 HR Trend..........7 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds up to 7 mph with local gusts
up to 20 mph in the evening becoming drainage up to 5 mph.
* Ridges/Upr Slopes....South winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......3 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny. At lower elevations, patchy
fog and frost in the morning. At higher elevations, areas of
frost in the morning.
* Max Temperature........67-72 lower elevations...except 60-69
higher elevations.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........38-48 percent.
* 24 HR Trend..........5 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming west up
to 8 mph with local gusts up to 20 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming west 4
to 9 mph with local gusts up to 20 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6100 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear. At lower elevations, patchy
fog early in the morning.
* Min Temperature........36-42.
* Max Humidity...........74-89 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds up to 7 mph.
* Ridges/Upr Slopes....South winds up to 7 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............At lower elevations, patchy fog early in
the morning. Mostly sunny in the morning, then mostly cloudy with
a chance of rain in the afternoon.
* Max Temperature........61-67 lower elevations...except 54-64
higher elevations.
* Min Humidity...........52-67 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming west up
to 8 mph with local gusts up to 20 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest 4 to 9 mph with local gusts up to 20 mph in the
afternoon.
* Mixing Height..........6400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......9 percent.
$$
CAZ128-052300-
Lassen Volcanic NP-
Including the city of Lassen National Park
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear. Areas of frost after
midnight.
* Min Temperature........31-36.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........80-92 percent.
* 24 HR Trend..........15 percent down.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny. Widespread frost in the
morning.
* Max Temperature........54-60.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........38-53 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........South winds 5 to 11 mph. Local gusts up to
20 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear. Areas of frost early in the
morning.
* Min Temperature........35-40.
* Max Humidity...........78-93 percent.
* 20-Foot Winds..........South winds 4 to 9 mph. Local gusts up to
20 mph in the evening.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Areas of frost early in the morning.
Mostly sunny in the morning, then partly cloudy with a slight
chance of rain in the afternoon.
* Max Temperature........49-55.
* Min Humidity...........50-65 percent.
* 20-Foot Winds..........South winds 6 to 12 mph. Local gusts up to
25 mph in the afternoon.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......9 percent.
$$
CAZ129-052300-
Sierra (Tehama-Plumas) 1000-3000 ft-
Including the city of Paradise
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........48-54.
* 24 HR Trend..........Little change.
* Max Humidity...........68-83 percent.
* 24 HR Trend..........26 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds 4 to 10 mph.
* Ridges/Upr Slopes....East winds 4 to 10 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........70-75.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........36-48 percent.
* 24 HR Trend..........5 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 6 to 12 mph shifting to the
southwest 4 to 9 mph with local gusts up to 20 mph in the
afternoon.
* Ridges/Upr Slopes....South winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* Max Humidity...........65-80 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds 4 to 9 mph.
* Ridges/Upr Slopes....East winds 4 to 9 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........72-77 lower elevations...except 67-72
higher elevations.
* Min Humidity...........34-49 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds 4 to 9 mph shifting to the south
6 to 12 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming south 5
to 10 mph with local gusts up to 20 mph in the afternoon.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ130-052300-
Sierra (Tehama-Plumas) Above 3000 ft-
Including the city of Mineral, Quincy
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear. Areas of frost after
midnight.
* Min Temperature........34-44.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........79-94 percent.
* 24 HR Trend..........13 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds up to 7 mph shifting to the east
up to 8 mph after midnight.
* Ridges/Upr Slopes....South winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........63-70 lower elevations...except 57-65
higher elevations.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........39-54 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 5 to 11 mph.
* Ridges/Upr Slopes....South winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........5300 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........39-49.
* Max Humidity...........70-85 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southeast winds up to 7 mph.
* Ridges/Upr Slopes....Southeast winds up to 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny. At lower elevations, patchy
fog early in the morning.
* Max Temperature........60-66 lower elevations...except 54-62
higher elevations.
* Min Humidity...........43-58 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 4 to 10 mph with local gusts up
to 25 mph.
* Ridges/Upr Slopes....South winds 5 to 11 mph. Local gusts up to
25 mph in the afternoon.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......4 percent.
$$
CAZ131-052300-
N. Motherlode 1000-3000 ft-
Including the city of Auburn, Grass Valley, Colfax, Nevada City
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........49-54.
* 24 HR Trend..........Little change.
* Max Humidity...........84-98 percent.
* 24 HR Trend..........11 percent down.
* 20-Foot Winds..........Southeast winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........72-77.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........42-50 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........South winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5300 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........51-56.
* Max Humidity...........72-87 percent.
* 20-Foot Winds..........Southeast winds up to 6 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........71-76.
* Min Humidity...........36-51 percent.
* 20-Foot Winds..........East winds up to 7 mph shifting to the
southwest 4 to 9 mph in the afternoon.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ132-052300-
Sierra (Yuba-Placer) 3000-5000 ft-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........43-51.
* 24 HR Trend..........Little change.
* Max Humidity...........82-97 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......2 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........64-72.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........47-60 percent.
* 24 HR Trend..........9 percent down.
* 20-Foot Winds..........South winds up to 8 mph. Local gusts up to
20 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5200 ft AGL.
* Chance of thunder......3 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........47-53.
* Max Humidity...........75-90 percent.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........62-70.
* Min Humidity...........44-59 percent.
* 20-Foot Winds..........Southeast winds up to 6 mph shifting to
the southwest 6 to 12 mph with local gusts up to 25 mph in the
afternoon.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ133-052300-
Sierra (Sierra-Placer) Above 5000 ft-
Including the city of Blue Canyon, Kingvale, Donner Peak
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy.
* Min Temperature........36-45.
* 24 HR Trend..........Little change.
* Max Humidity...........86-100 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........South winds 5 to 11 mph with local gusts
up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......3 percent.
.SATURDAY...
* Sky/Weather............Mostly cloudy in the morning then
clearing.
* Max Temperature........56-65.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........52-67 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........South winds 5 to 11 mph with local gusts
up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........4500 ft AGL.
* Chance of thunder......4 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........39-47.
* Max Humidity...........78-93 percent.
* 20-Foot Winds..........South winds up to 8 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........53-61.
* Min Humidity...........51-66 percent.
* 20-Foot Winds..........South winds 8 to 14 mph. Local gusts up to
25 mph increasing to 35 mph in the afternoon.
* Mixing Height..........5600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
$$
CAZ134-052300-
Central Motherlode 1000-3000 ft-
Including the city of Cameron Park, Shingle Springs, Placerville,
Cool, Jackson
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........52-57.
* 24 HR Trend..........Little change.
* Max Humidity...........81-87 percent.
* 24 HR Trend..........15 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........73-78.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........37-47 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
up to 7 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5600 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* Max Humidity...........62-77 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........72-77.
* Min Humidity...........34-49 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
5 to 8 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest up to 8 mph with local gusts up to 20 mph in the
afternoon.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ135-052300-
Sierra 3000-5000 ft-
Including the city of Pollock Pines
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........45-53.
* 24 HR Trend..........Little change.
* Max Humidity...........82-97 percent.
* 24 HR Trend..........13 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds up to 7 mph in the evening
becoming drainage up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......2 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........68-73.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........45-52 percent.
* 24 HR Trend..........12 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds up to 8 mph.
* Ridges/Upr Slopes....Southwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........5600 ft AGL.
* Chance of thunder......3 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........47-53.
* Max Humidity...........75-90 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds up to 7 mph in the evening
becoming drainage up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........66-71.
* Min Humidity...........42-57 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 4 to 10 mph.
* Ridges/Upr Slopes....Southwest winds 4 to 10 mph with local gusts
up to 20 mph.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ136-052300-
Sierra (El Dorado-Amador) Above 5000 ft-
Including the city of Carson Pass
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Partly cloudy. At lower elevations, patchy
fog after midnight.
* Min Temperature........38-44.
* 24 HR Trend..........Little change.
* Max Humidity...........90-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 7 to 13 mph with local gusts up
to 30 mph.
* CWR....................0 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......4 percent.
.SATURDAY...
* Sky/Weather............Partly cloudy in the morning then
clearing.
* Max Temperature........58-68.
* 24 HR Trend..........8 degrees warmer.
* Min Humidity...........48-63 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Southwest winds 7 to 13 mph with local gusts
up to 30 mph.
* CWR....................0 percent.
* Mixing Height..........4800 ft AGL.
* Chance of thunder......5 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........40-46.
* Max Humidity...........76-91 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 6 to 12 mph with local gusts up
to 30 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........53-63.
* Min Humidity...........50-65 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Southwest winds 10 to 16 mph with local
gusts up to 35 mph.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ137-052300-
Southern Motherlode 1000-3000 ft-
Including the city of Sonora, Angels Camp
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........51-57.
* 24 HR Trend..........Little change.
* Max Humidity...........77-92 percent.
* 24 HR Trend..........8 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds up to 8 mph.
* Ridges/Upr Slopes....Northwest winds up to 7 mph in the evening
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........75-80.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........37-44 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds up to 8 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest 5 to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5900 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........52-58.
* Max Humidity...........66-81 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds up to 7 mph.
* Ridges/Upr Slopes....Northwest winds up to 7 mph in the evening
becoming variable up to 5 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........74-79.
* Min Humidity...........32-47 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
4 to 9 mph with local gusts up to 20 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest 4 to 9 mph with local gusts up to 20 mph in the
afternoon.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ138-052300-
Sierra (Cal-Tuo) 3000-5000 ft-
Including the city of Twain Harte, Arnold
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........49-55.
* 24 HR Trend..........Little change.
* Max Humidity...........78-93 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...West winds up to 7 mph in the evening
becoming drainage up to 5 mph.
* Ridges/Upr Slopes....West winds up to 7 mph shifting to the east
after midnight.
* CWR....................0 percent.
* Mixing Height..........800 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........69-75.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........41-52 percent.
* 24 HR Trend..........9 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 5 to 11 mph. Local gusts up to
20 mph in the afternoon.
* Ridges/Upr Slopes....South winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........5600 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........50-56.
* Max Humidity...........71-86 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds up to 7 mph in the evening
becoming drainage up to 5 mph.
* Ridges/Upr Slopes....Northwest winds up to 7 mph shifting to the
east after midnight.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........67-73.
* Min Humidity...........39-54 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southeast winds up to 7 mph shifting to the
southwest 6 to 12 mph with local gusts up to 25 mph in the
afternoon.
* Ridges/Upr Slopes....East winds up to 7 mph shifting to the
southwest 7 to 13 mph in the afternoon.
* Mixing Height..........6200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ139-052300-
Sierra (Cal-Tuo) Above 5000 ft-
Including the city of Twain Harte, Arnold
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Partly cloudy. At higher elevations, a
slight chance of rain in the evening.
* Min Temperature........37-47.
* 24 HR Trend..........Little change.
* Max Humidity...........88-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 7 to 13 mph with local gusts up
to 30 mph.
* CWR....................0 percent.
* Mixing Height..........1100 ft AGL.
* Chance of thunder......5 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........57-67.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........45-57 percent.
* 24 HR Trend..........10 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 8 to 14 mph with local gusts up
to 25 mph.
* CWR....................0 percent.
* Mixing Height..........4800 ft AGL.
* Chance of thunder......4 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........39-47.
* Max Humidity...........71-86 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 10 to 16 mph.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........54-64.
* Min Humidity...........47-62 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 11 to 17 mph with local gusts up
to 35 mph.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ140-052300-
Tehama Co Coast Range Above 3000 ft-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........41-46.
* 24 HR Trend..........Little change.
* Max Humidity...........73-83 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........800 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........58-66.
* 24 HR Trend..........Little change.
* Min Humidity...........44-52 percent.
* 24 HR Trend..........7 percent up.
* 20-Foot Winds..........East winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........43-49.
* Max Humidity...........61-76 percent.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny until late afternoon then
becoming partly cloudy. A slight chance of rain in the afternoon.
* Max Temperature........56-64.
* Min Humidity...........46-61 percent.
* 20-Foot Winds..........West winds up to 7 mph shifting to the
southeast up to 8 mph in the afternoon.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......4 percent.
$$
CAZ141-052300-
W Tehama Co Foothills 1000-3000 ft-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........53-58 lower elevations...except 46-51
higher elevations.
* 24 HR Trend..........Little change.
* Max Humidity...........70-81 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........West winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........71-76 lower elevations...except 63-69
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........35-40 percent lower elevations...except
44-54 percent high elevations.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........North winds up to 7 mph shifting to the
east up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5500 ft AGL.
* Chance of thunder......1 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........55-60 lower elevations...except 49-54
higher elevations.
* Max Humidity...........60-75 percent.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny. A slight chance of rain in
the afternoon.
* Max Temperature........71-76 lower elevations...except 62-67
higher elevations.
* Min Humidity...........45-60 percent.
* 20-Foot Winds..........Northwest winds up to 6 mph shifting to
the east up to 7 mph in the afternoon.
* Mixing Height..........5300 ft AGL.
* CWR....................0 percent.
* Chance of thunder......4 percent.
$$
CAZ142-052300-
N. Sac Valley in Tehama County-
Including the city of Red Bluff
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........51-56.
* 24 HR Trend..........Little change.
* Max Humidity...........83-98 percent.
* 24 HR Trend..........9 percent down.
* 20-Foot Winds..........Southeast winds up to 7 mph shifting to
the north up to 6 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........76-81.
* 24 HR Trend..........Little change.
* Min Humidity...........32-38 percent.
* 24 HR Trend..........8 percent down.
* 20-Foot Winds..........North winds up to 6 mph shifting to the
south 4 to 9 mph with local gusts up to 20 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5900 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........54-59.
* Max Humidity...........71-86 percent.
* 20-Foot Winds..........Southeast winds up to 8 mph shifting to
the north up to 6 mph after midnight.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........75-80.
* Min Humidity...........36-49 percent.
* 20-Foot Winds..........Northeast winds up to 5 mph shifting to
the southeast 4 to 9 mph with local gusts up to 20 mph in the
afternoon.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
$$
CAZ143-052300-
Glenn/Colusa Coast Range Above 3000 ft-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........43-49.
* 24 HR Trend..........Little change.
* Max Humidity...........69-83 percent.
* 24 HR Trend..........7 percent down.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........59-69.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........39-54 percent.
* 24 HR Trend..........4 percent up.
* 20-Foot Winds..........East winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........5700 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........45-51.
* Max Humidity...........59-74 percent.
* 20-Foot Winds..........West winds up to 8 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........57-65.
* Min Humidity...........42-57 percent.
* 20-Foot Winds..........Northwest winds up to 6 mph shifting to
the south 4 to 9 mph in the afternoon.
* Mixing Height..........6600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
$$
CAZ144-052300-
Central Glenn Co & Interstate 5-
Including the city of Willows, Orland
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........51-56.
* 24 HR Trend..........Little change.
* Max Humidity...........91-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........East winds up to 7 mph shifting to the
north up to 6 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........76-81.
* 24 HR Trend..........Little change.
* Min Humidity...........39-50 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........North winds up to 7 mph shifting to the
southeast up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* Max Humidity...........78-93 percent.
* 20-Foot Winds..........South winds up to 7 mph shifting to the
northwest up to 6 mph after midnight.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........76-81.
* Min Humidity...........43-58 percent.
* 20-Foot Winds..........North winds up to 6 mph shifting to the
southeast 4 to 9 mph in the afternoon.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ145-052300-
Eastern Glenn County-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear. Patchy fog after midnight.
* Min Temperature........50-55.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........East winds up to 7 mph in the evening
becoming variable less than 5 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........78-83.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........46-51 percent.
* 24 HR Trend..........8 percent down.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
south up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5200 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear. Patchy fog early in the
morning.
* Min Temperature........52-57.
* Max Humidity...........89-100 percent.
* 20-Foot Winds..........Southeast winds up to 7 mph in the evening
becoming variable less than 5 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny. Patchy fog early in the
morning.
* Max Temperature........78-83.
* Min Humidity...........46-56 percent.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
southeast 4 to 9 mph in the afternoon.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ146-052300-
Butte County Below 1000 ft-
Including the city of Chico, Oroville, Gridley
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........51-56.
* 24 HR Trend..........Little change.
* Max Humidity...........83-98 percent.
* 24 HR Trend..........8 percent down.
* 20-Foot Winds..........East winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........78-83.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........39-47 percent.
* 24 HR Trend..........5 percent down.
* 20-Foot Winds..........East winds up to 6 mph shifting to the
south 4 to 9 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5100 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........54-59.
* Max Humidity...........73-88 percent.
* 20-Foot Winds..........Southeast winds up to 7 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........76-81.
* Min Humidity...........34-49 percent.
* 20-Foot Winds..........Southeast winds 4 to 10 mph. Local gusts
up to 20 mph in the afternoon.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ147-052300-
W. Glenn/Colusa Foothills 1000-3000 ft-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........49-54.
* 24 HR Trend..........Little change.
* Max Humidity...........71-86 percent.
* 24 HR Trend..........10 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...West winds up to 7 mph in the evening
becoming drainage up to 5 mph.
* Ridges/Upr Slopes....West winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........73-78 lower elevations...except 66-72
higher elevations.
* 24 HR Trend..........Little change.
* Min Humidity...........34-43 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds up to 7 mph shifting to the east
5 to 10 mph in the afternoon.
* Ridges/Upr Slopes....North winds up to 7 mph shifting to the
southeast 5 to 10 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5900 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........52-57.
* Max Humidity...........61-76 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds up to 7 mph in the evening
becoming drainage up to 5 mph.
* Ridges/Upr Slopes....West winds up to 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........72-77 lower elevations...except 64-70
higher elevations.
* Min Humidity...........36-51 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southeast
5 to 8 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southeast 4 to 9 mph in the afternoon.
* Mixing Height..........6700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ148-052300-
Central Colusa County Incl. I-5-
Including the city of Williams
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Clear. Patchy fog after midnight.
* Min Temperature........52-57.
* 24 HR Trend..........Little change.
* Max Humidity...........87-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........78-83.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........42-54 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........North winds up to 8 mph shifting to the
east in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6000 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear. Patchy fog early in the
morning.
* Min Temperature........53-58.
* Max Humidity...........77-92 percent.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny. Patchy fog early in the morning.
* Max Temperature........79-84.
* Min Humidity...........40-55 percent.
* 20-Foot Winds..........West winds up to 6 mph shifting to the
southeast 4 to 9 mph with local gusts up to 20 mph in the
afternoon.
* Mixing Height..........7200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ149-052300-
Eastern Colusa County-
Including the city of Colusa
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Clear. Patchy fog after midnight.
* Min Temperature........50-55.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........South winds up to 6 mph in the evening
becoming variable less than 5 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny. Patchy fog in the morning.
* Max Temperature........79-84.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........46-52 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........North winds up to 5 mph shifting to the
southeast in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear. Patchy fog early in the
morning.
* Min Temperature........53-58.
* Max Humidity...........92-100 percent.
* 20-Foot Winds..........South winds up to 5 mph in the evening
becoming variable less than 5 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny. Patchy fog early in the morning.
* Max Temperature........79-84.
* Min Humidity...........39-54 percent.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
southeast up to 7 mph in the afternoon.
* Mixing Height..........6600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ150-052300-
Sutter/Yuba counties below 1000 ft-
Including the city of Yuba City, Beale AFB
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........51-56.
* 24 HR Trend..........Little change.
* Max Humidity...........83-98 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........South winds up to 6 mph in the evening
becoming variable less than 5 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........79-84.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........38-44 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........South winds up to 6 mph.
* CWR....................0 percent.
* Mixing Height..........4700 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........55-60.
* Max Humidity...........72-87 percent.
* 20-Foot Winds..........Southeast winds up to 6 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........79-84.
* Min Humidity...........31-46 percent.
* 20-Foot Winds..........South winds 5 to 11 mph. Local gusts up to
20 mph in the afternoon.
* Mixing Height..........5500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ151-052300-
Yolo / Solano County Hills-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........50-56.
* 24 HR Trend..........Little change.
* Max Humidity...........71-86 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....West winds 5 to 10 mph in the evening
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........73-79.
* 24 HR Trend..........Little change.
* Min Humidity...........31-42 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southeast 5 to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6100 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........52-57.
* Max Humidity...........63-78 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Southwest winds 5 to 8 mph in the evening
becoming variable up to 5 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........71-77.
* Min Humidity...........40-55 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest 5 to 10 mph with local gusts up to 20 mph in the
afternoon.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ152-052300-
W. Yolo County including Capay/I-505-
Including the city of Esparto, Winters
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Clear.
* Min Temperature........51-56.
* 24 HR Trend..........Little change.
* Max Humidity...........77-92 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........West winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........81-86.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........31-37 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........North winds up to 7 mph shifting to the
southeast in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........52-57.
* Max Humidity...........68-83 percent.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny. Patchy fog early in the morning.
* Max Temperature........80-85.
* Min Humidity...........30-42 percent.
* 20-Foot Winds..........Southwest winds 4 to 9 mph. Local gusts up
to 20 mph in the afternoon.
* Mixing Height..........6500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ153-052300-
C. Yolo/NE Solano including Woodland-
Including the city of Woodland, Dixon
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear. Patchy fog after midnight.
* Min Temperature........51-56.
* 24 HR Trend..........Little change.
* Max Humidity...........91-99 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.
.SATURDAY...
* Sky/Weather............Mostly sunny. Patchy fog in the morning.
* Max Temperature........80-85.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........32-40 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds up to 5 mph shifting to
the south up to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6000 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* Max Humidity...........83-98 percent.
* 20-Foot Winds..........South winds up to 8 mph. Local gusts up to
20 mph after midnight.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........78-83.
* Min Humidity...........33-48 percent.
* 20-Foot Winds..........South winds 5 to 11 mph with local gusts
up to 25 mph.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ154-052300-
Sac Metro/W. El Dorado/Amador County-
Including the city of Lincoln, Roseville, Sacramento, Elk Grove,
Folsom
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........52-57.
* 24 HR Trend..........Little change.
* Max Humidity...........81-94 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........South winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........80-85.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........33-38 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5300 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........54-59.
* Max Humidity...........73-88 percent.
* 20-Foot Winds..........South winds up to 8 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........79-84.
* Min Humidity...........28-43 percent.
* 20-Foot Winds..........South winds 5 to 11 mph with local gusts
up to 20 mph.
* Mixing Height..........5600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ155-052300-
C. Solano County including Fairfield-
Including the city of Fairfield, Vacaville
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* 24 HR Trend..........Little change.
* Max Humidity...........88-93 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds 5 to 11 mph with local
gusts up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........79-84.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........36-41 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds 5 to 11 mph. Local gusts
up to 20 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........4400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........55-60.
* Max Humidity...........77-92 percent.
* 20-Foot Winds..........Southwest winds 5 to 11 mph with local
gusts up to 25 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........76-81.
* Min Humidity...........37-52 percent.
* 20-Foot Winds..........Southwest winds 10 to 16 mph with local
gusts up to 30 mph.
* Mixing Height..........4000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ156-052300-
SW Solano County including Vallejo-
Including the city of Vallejo, Benicia
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* 24 HR Trend..........Little change.
* Max Humidity...........91-96 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........800 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........74-80.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........39-52 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........3500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........55-60.
* Max Humidity...........86-100 percent.
* 20-Foot Winds..........Southwest winds 7 to 13 mph.
* Mixing Height..........800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Partly cloudy early in the morning then
clearing.
* Max Temperature........71-77.
* Min Humidity...........54-69 percent.
* 20-Foot Winds..........Southwest winds 11 to 17 mph with local
gusts up to 25 mph.
* Mixing Height..........3100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ157-052300-
Sacramento County Delta-
Including the city of Walnut Grove
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* 24 HR Trend..........Little change.
* Max Humidity...........89-94 percent.
* 24 HR Trend..........6 percent up.
* 20-Foot Winds..........Southwest winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........78-83.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........38-44 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds 5 to 11 mph. Local gusts up to
20 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........4900 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........54-59.
* Max Humidity...........85-91 percent.
* 20-Foot Winds..........Southwest winds 7 to 13 mph.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........75-80.
* Min Humidity...........44-59 percent.
* 20-Foot Winds..........Southwest winds 10 to 16 mph with local
gusts up to 25 mph.
* Mixing Height..........4800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ158-052300-
San Joaquin County Delta-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........86-91 percent.
* 24 HR Trend..........5 percent up.
* 20-Foot Winds..........West winds 4 to 10 mph. Local gusts up to
20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........81-86.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........37-42 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........5100 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........55-60.
* Max Humidity...........79-89 percent.
* 20-Foot Winds..........West winds 6 to 12 mph.
* Mixing Height..........700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........78-83.
* Min Humidity...........39-54 percent.
* 20-Foot Winds..........West winds 6 to 12 mph.
* Mixing Height..........5100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ159-052300-
C. San Joaquin County including Stockton-
Including the city of Stockton, Lodi
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........83-91 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds 4 to 9 mph. Local gusts up
to 20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........82-87.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........35-40 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........55-60.
* Max Humidity...........74-89 percent.
* 20-Foot Winds..........Northwest winds 5 to 11 mph. Local gusts
up to 20 mph in the evening.
* Mixing Height..........700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........80-85.
* Min Humidity...........33-44 percent.
* 20-Foot Winds..........West winds up to 8 mph. Local gusts up to
20 mph in the afternoon.
* Mixing Height..........5600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ160-052300-
Tracy Triangle Below 1000 ft-
Including the city of Tracy
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........54-59.
* 24 HR Trend..........Little change.
* Max Humidity...........70-85 percent.
* 24 HR Trend..........8 percent down.
* 20-Foot Winds..........West winds 7 to 13 mph with local gusts up
to 25 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........81-86.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........33-38 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds 5 to 11 mph. Local gusts
up to 20 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5700 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........56-61.
* Max Humidity...........61-76 percent.
* 20-Foot Winds..........West winds 8 to 14 mph with local gusts up
to 25 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........78-83.
* Min Humidity...........31-42 percent.
* 20-Foot Winds..........West winds 7 to 13 mph with local gusts up
to 25 mph.
* Mixing Height..........5100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ161-052300-
NE San Joaquin Valley Below 1000 ft-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........56-61.
* 24 HR Trend..........Little change.
* Max Humidity...........70-79 percent.
* 24 HR Trend..........10 percent down.
* 20-Foot Winds..........Northwest winds 4 to 10 mph with local
gusts up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........800 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........80-85.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........35-40 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........5800 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........57-62.
* Max Humidity...........60-75 percent.
* 20-Foot Winds..........Northwest winds 4 to 9 mph.
* Mixing Height..........700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........79-84.
* Min Humidity...........34-44 percent.
* 20-Foot Winds..........Northwest winds 4 to 9 mph.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ162-052300-
E. Diablo Range Above 1000 ft-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........51-58.
* 24 HR Trend..........Little change.
* Max Humidity...........45-60 percent.
* 24 HR Trend..........27 percent down.
* 20-Foot Winds..........
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........73-81.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........24-38 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* CWR....................0 percent.
* Mixing Height..........6300 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........52-58.
* Max Humidity...........61-76 percent.
* 20-Foot Winds..........
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........71-79.
* Min Humidity...........24-39 percent.
* 20-Foot Winds..........
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ163-052300-
W. Stanislaus County Above 1000 ft & I-5-
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........55-60.
* 24 HR Trend..........Little change.
* Max Humidity...........65-80 percent.
* 24 HR Trend..........18 percent down.
* 20-Foot Winds..........Northwest winds 4 to 9 mph. Local gusts up
to 20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........82-87.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........33-39 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........North winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........6300 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........56-61.
* Max Humidity...........59-74 percent.
* 20-Foot Winds..........West winds 4 to 9 mph. Local gusts up to
20 mph in the evening.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........80-85.
* Min Humidity...........26-41 percent.
* 20-Foot Winds..........Northwest winds 4 to 10 mph.
* Mixing Height..........6500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ164-052300-
C. Stanislaus County including Modesto-
Including the city of Modesto, Turlock
202 PM PDT Fri Sep 4 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........54-59.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........79-87 percent.
* 24 HR Trend..........10 percent down.
* 20-Foot Winds..........Northwest winds 6 to 12 mph with local
gusts up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........82-87.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........36-41 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........6200 ft AGL.
* Chance of thunder......0 percent.
.SATURDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........55-60.
* Max Humidity...........71-86 percent.
* 20-Foot Winds..........Northwest winds 5 to 11 mph. Local gusts
up to 20 mph in the evening.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SUNDAY...
* Sky/Weather............Sunny.
* Max Temperature........80-85.
* Min Humidity...........29-44 percent.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
.Extended...
...Shasta County Mountains and Coastal Range
.SUNDAY NIGHT...Mostly clear. Lows 40 to 50. Northwest winds up
to 10 mph.
.LABOR DAY...Sunny. Highs 66 to 76. Northeast winds up to 10 mph.
.MONDAY NIGHT...Mostly clear. Lows 45 to 55. Northwest winds up
to 10 mph.
.TUESDAY...Mostly sunny. Highs 68 to 78. Variable less than
5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 46 to 56. Variable less than
5 mph.
.WEDNESDAY...Partly cloudy with a slight chance of rain. Highs
68 to 78. East winds up to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain.
Lows 50 to 60. Variable less than 5 mph.
...Northern Sierra and Lassen Park
.SUNDAY NIGHT...Clear. Lows 40 to 50. East winds up to 10 mph.
.LABOR DAY...Sunny. Highs 68 to 77. South winds 5 to 15 mph.
.MONDAY NIGHT...Clear. Lows 44 to 54. Northeast winds 5 to
15 mph.
.TUESDAY...Mostly sunny. Highs 71 to 80. South winds up to
10 mph.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
47 to 57. Variable less than 5 mph.
.WEDNESDAY...Partly cloudy with a chance of rain. Highs 71 to 80.
Variable less than 5 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain.
Lows 51 to 61. Variable less than 5 mph.
...Sierra Nevada Foothills
.SUNDAY NIGHT...Clear. Lows 50 to 56. East winds up to 10 mph.
.LABOR DAY...Sunny. Highs 76 to 82. West winds 10 to 20 mph.
.MONDAY NIGHT...Clear. Lows 54 to 60. Northeast winds 5 to
15 mph.
.TUESDAY...Mostly sunny. Highs 79 to 86. South winds up to
10 mph.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
56 to 63. Variable less than 5 mph.
.WEDNESDAY...Partly cloudy with a slight chance of rain. Highs
78 to 84. Variable less than 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a slight chance of rain.
Lows 60 to 66. Variable less than 5 mph.
...Central Valley and Delta
.SUNDAY NIGHT...Clear. Lows 54 to 59. West winds 5 to 15 mph.
.LABOR DAY...Sunny. Highs 83 to 88. Northwest winds 5 to 15 mph.
.MONDAY NIGHT...Clear. Lows 57 to 62. Northwest winds up to
10 mph.
.TUESDAY...Mostly sunny. Highs 86 to 91. Variable less than
5 mph.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
58 to 63. Variable less than 5 mph.
.WEDNESDAY...Partly cloudy with a slight chance of rain. Highs
83 to 88. Variable less than 5 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain.
Lows 59 to 64. Variable less than 5 mph.
$$