Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
452
FNUS56 KSTO 032103
FWFSTO
Fire Weather Planning Forecast for Interior Northern California
National Weather Service Sacramento CA
203 PM PDT Thu Sep 3 2026
.DISCUSSION...
No significant chances to the forecast. An unsettled weather
pattern will keep unseasonably cool temperatures, breezy onshore
winds, increasing humidity values, and shower and isolated
thunderstorm chances in the area through Friday. Highest
precipitation and wetting rain chances are forecast north of I-80
through early Friday and thunderstorm chances up to 20% remain
forecast along the mountains and into the northern Sacramento
Valley today. Light mountain showers may linger into Friday,
otherwise a brief shift to drier weather is on track into the
weekend. Shower and isolated thunderstorm chances then return late
weekend into next week along with gradually warming temperatures.
CAZ121-042300-
W. Shasta County Above 3000 ft-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly clear. A slight chance of showers
in the evening.
* Min Temperature........38-44.
* 24 HR Trend..........5 degrees cooler.
* Max Humidity...........82-97 percent.
* 24 HR Trend..........14 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....West winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......9 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........57-65.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........48-61 percent.
* 24 HR Trend..........24 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Southwest winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........5200 ft AGL.
* Chance of thunder......9 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........41-49.
* Max Humidity...........75-90 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Variable winds up to 5 mph becoming
northwest up to 7 mph after midnight.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......10 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........60-68.
* Min Humidity...........35-50 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....North winds up to 7 mph in the morning
becoming variable up to 5 mph.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ122-042300-
W. Shasta County 1000-3000 ft-
Including the city of Whiskeytown
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly clear. A slight chance of showers
in the evening.
* Min Temperature........44-50 lower elevations...except 39-44
higher elevations.
* 24 HR Trend..........6 degrees cooler.
* Max Humidity...........81-96 percent.
* 24 HR Trend..........9 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...West winds up to 8 mph.
* Ridges/Upr Slopes....West winds 4 to 9 mph with local gusts up to
20 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......8 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........72-77 lower elevations...except 65-70
higher elevations.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........43-51 percent.
* 24 HR Trend..........22 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds 4 to 9 mph shifting to the
southeast up to 7 mph in the afternoon.
* Ridges/Upr Slopes....West winds 4 to 10 mph with local gusts up
to 20 mph shifting to the south up to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......5 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........48-56 lower elevations...except 43-49
higher elevations.
* Max Humidity...........74-89 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph becoming
northwest up to 7 mph after midnight.
* Ridges/Upr Slopes....Variable winds up to 5 mph becoming
northwest up to 7 mph after midnight.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......5 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........75-80 lower elevations...except 69-74
higher elevations.
* Min Humidity...........32-47 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....Northwest winds up to 7 mph shifting to the
southeast up to 8 mph in the afternoon.
* Mixing Height..........5400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ123-042300-
Shasta Lake Area & 1-5 1000-3000 ft-
Including the city of Shasta Lake, Sims
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a chance of showers in
the evening, then partly cloudy with a slight chance of showers
after midnight.
* Min Temperature........46-51 lower elevations...except 40-48
higher elevations.
* 24 HR Trend..........Little change.
* Max Humidity...........89-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........South winds up to 6 mph shifting to the
north up to 5 mph after midnight.
* CWR....................10 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......12 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........68-73 lower elevations...except 63-69
higher elevations.
* 24 HR Trend..........8 degrees warmer.
* Min Humidity...........44-55 percent.
* 24 HR Trend..........29 percent down.
* 20-Foot Winds..........East winds up to 6 mph shifting to the
south up to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5200 ft AGL.
* Chance of thunder......9 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........47-53 lower elevations...except 41-49
higher elevations.
* Max Humidity...........74-89 percent.
* 20-Foot Winds..........Southwest winds up to 6 mph shifting to
the north up to 7 mph after midnight.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......7 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........74-79 lower elevations...except 68-74
higher elevations.
* Min Humidity...........31-46 percent.
* 20-Foot Winds..........North winds up to 7 mph shifting to the
south up to 6 mph in the afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ124-042300-
Shasta Metro-
Including the city of Redding, Anderson
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a chance of showers in
the evening, then mostly clear after midnight.
* Min Temperature........47-52.
* 24 HR Trend..........5 degrees cooler.
* Max Humidity...........93-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southeast winds up to 5 mph shifting to
the northwest after midnight.
* CWR....................10 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......12 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........73-78.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........40-45 percent.
* 24 HR Trend..........38 percent down.
* 20-Foot Winds..........North winds up to 6 mph shifting to the
south in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5800 ft AGL.
* Chance of thunder......5 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........48-53.
* Max Humidity...........79-94 percent.
* 20-Foot Winds..........Southwest winds up to 5 mph shifting to
the north up to 6 mph after midnight.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......4 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........78-83.
* Min Humidity...........24-36 percent.
* 20-Foot Winds..........North winds up to 7 mph shifting to the
south up to 6 mph in the afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ125-042300-
Shasta County Foothills 1000-3000 ft-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy. Showers likely and a slight
chance of thunderstorms in the evening, then a chance of showers
after midnight.
* Min Temperature........46-51.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph.
* CWR....................40 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......15 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny. A slight chance of showers
in the morning.
* Max Temperature........67-72.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........48-53 percent.
* 24 HR Trend..........42 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5000 ft AGL.
* Chance of thunder......4 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........44-49.
* Max Humidity...........79-94 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......3 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........72-77.
* Min Humidity...........35-50 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* Mixing Height..........5400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ126-042300-
E. Shasta /S. Cascades Above 3000 ft-
Including the city of Shingletown
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy. A chance of showers and a
slight chance of thunderstorms in the evening, then a chance of
showers after midnight.
* Min Temperature........35-45.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 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....Southwest winds up to 8 mph with local gusts
up to 20 mph in the evening becoming variable up to 5 mph.
* CWR....................40 percent.
* Mixing Height..........1100 ft AGL.
* Chance of thunder......15 percent.
.FRIDAY...
* Sky/Weather............Partly cloudy with a slight chance of
showers in the morning, then mostly sunny in the afternoon.
* Max Temperature........54-64.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........53-68 percent.
* 24 HR Trend..........34 percent down.
* 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.
* CWR....................10 percent.
* Mixing Height..........4400 ft AGL.
* Chance of thunder......4 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear. Patchy frost after midnight. Areas
of frost early in the morning.
* Min Temperature........33-43.
* Max Humidity...........80-95 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Drainage winds up to 5 mph.
* Ridges/Upr Slopes....Variable winds up to 5 mph becoming
northeast up to 7 mph after midnight.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......4 percent.
.SATURDAY...
* Sky/Weather............Sunny. Patchy frost early in the morning.
* Max Temperature........60-68.
* Min Humidity...........36-51 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
up to 8 mph in the afternoon.
* Ridges/Upr Slopes....Northeast winds up to 7 mph shifting to the
southwest up to 8 mph in the afternoon.
* Mixing Height..........5900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ127-042300-
Burney Basin-
Including the city of Burney
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy. A chance of showers and a
slight chance of thunderstorms in the evening, then a chance of
showers after midnight.
* Min Temperature........36-42.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 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 4 to 9 mph with local gusts up to
20 mph in the evening becoming variable up to 5 mph.
* CWR....................40 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......17 percent.
.FRIDAY...
* Sky/Weather............Partly cloudy with a chance of showers in
the morning, then mostly sunny in the afternoon.
* Max Temperature........59-64 lower elevations...except 52-61
higher elevations.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........52-64 percent.
* 24 HR Trend..........32 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming west 4 to
9 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..........5300 ft AGL.
* Chance of thunder......3 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear. Areas of frost after midnight.
* Min Temperature........32-38.
* Max Humidity...........79-94 percent.
* 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 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
.SATURDAY...
* Sky/Weather............Sunny. Areas of frost early in the
morning.
* Max Temperature........64-70 lower elevations...except 57-67
higher elevations.
* Min Humidity...........41-56 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming west up
to 7 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming west up
to 7 mph in the afternoon.
* Mixing Height..........6700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ128-042300-
Lassen Volcanic NP-
Including the city of Lassen National Park
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Showers and a slight chance of
thunderstorms in the evening, then showers likely after midnight.
* Min Temperature........35-40.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds 8 to 14 mph. Local gusts
up to 30 mph decreasing to 20 mph after midnight.
* CWR....................60 percent.
* Mixing Height..........1400 ft AGL.
* Chance of thunder......18 percent.
.FRIDAY...
* Sky/Weather............Patchy frost in the morning. Mostly cloudy
with a chance of showers in the morning, then mostly sunny in the
afternoon.
* Max Temperature........46-53.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........56-71 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........Southwest winds 4 to 10 mph. Local gusts
up to 20 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........4400 ft AGL.
* Chance of thunder......4 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear. Areas of frost in the late evening
and early morning. Widespread frost early in the morning.
* Min Temperature........31-36.
* Max Humidity...........80-95 percent.
* 20-Foot Winds..........South winds up to 7 mph.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny. Widespread frost early in the
morning.
* Max Temperature........52-58.
* Min Humidity...........44-59 percent.
* 20-Foot Winds..........South winds 4 to 9 mph. Local gusts up to
20 mph in the afternoon.
* Mixing Height..........6600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ129-042300-
Sierra (Tehama-Plumas) 1000-3000 ft-
Including the city of Paradise
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a chance of showers.
* Min Temperature........49-55.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southeast winds 4 to 10 mph.
* Ridges/Upr Slopes....South winds up to 8 mph with local gusts up
to 20 mph in the evening becoming variable up to 5 mph.
* CWR....................40 percent.
* Mixing Height..........800 ft AGL.
* Chance of thunder......13 percent.
.FRIDAY...
* Sky/Weather............Partly cloudy with a slight chance of
showers in the morning, then mostly sunny in the afternoon.
* Max Temperature........65-71.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........48-57 percent.
* 24 HR Trend..........38 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds 4 to 10 mph.
* Ridges/Upr Slopes....South winds 4 to 10 mph.
* CWR....................10 percent.
* Mixing Height..........5100 ft AGL.
* Chance of thunder......3 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........49-55.
* Max Humidity...........70-85 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.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........70-76.
* Min Humidity...........37-52 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 7 to 13 mph shifting to the
southwest up to 7 mph in the afternoon.
* Ridges/Upr Slopes....Northeast winds 4 to 10 mph shifting to the
southwest up to 7 mph in the afternoon.
* Mixing Height..........5900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ130-042300-
Sierra (Tehama-Plumas) Above 3000 ft-
Including the city of Mineral, Quincy
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy. Showers likely and a slight
chance of thunderstorms in the evening, then a chance of showers
after midnight.
* Min Temperature........38-48.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds 7 to 13 mph with local gusts
up to 30 mph.
* Ridges/Upr Slopes....Southwest winds 7 to 13 mph with local gusts
up to 30 mph.
* CWR....................60 percent.
* Mixing Height..........1300 ft AGL.
* Chance of thunder......15 percent.
.FRIDAY...
* Sky/Weather............Mostly cloudy with a chance of showers in
the morning, then mostly sunny in the afternoon.
* Max Temperature........56-63 lower elevations...except 50-59
higher elevations.
* 24 HR Trend..........5 degrees warmer.
* Min Humidity...........51-66 percent.
* 24 HR Trend..........25 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds 5 to 11 mph. Local gusts up
to 20 mph in the afternoon.
* Ridges/Upr Slopes....Southwest winds 5 to 11 mph. Local gusts up
to 20 mph in the afternoon.
* CWR....................10 percent.
* Mixing Height..........4500 ft AGL.
* Chance of thunder......5 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear. Widespread frost early in the
morning.
* Min Temperature........35-45.
* Max Humidity...........71-86 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...South winds up to 7 mph with local gusts up
to 20 mph shifting to the east after midnight.
* Ridges/Upr Slopes....Southwest winds up to 7 mph with local gusts
up to 20 mph shifting to the east after midnight.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny. Patchy frost early in the
morning.
* Max Temperature........62-68 lower elevations...except 56-64
higher elevations.
* Min Humidity...........45-60 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northeast winds 4 to 9 mph shifting to the
south up to 8 mph with local gusts up to 20 mph in the
afternoon.
* Ridges/Upr Slopes....East winds 4 to 10 mph shifting to the south
4 to 9 mph with local gusts up to 20 mph in the afternoon.
* Mixing Height..........6200 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ131-042300-
N. Motherlode 1000-3000 ft-
Including the city of Auburn, Grass Valley, Colfax, Nevada City
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy. Showers likely in the
evening, then a chance of showers after midnight.
* Min Temperature........51-56.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........13 percent up.
* 20-Foot Winds..........South winds 4 to 9 mph. Local gusts up to
20 mph in the evening.
* CWR....................50 percent.
* Mixing Height..........1000 ft AGL.
* Chance of thunder......9 percent.
.FRIDAY...
* Sky/Weather............Partly cloudy with a slight chance of
showers in the morning, then mostly sunny in the afternoon.
* Max Temperature........67-73.
* 24 HR Trend..........Little change.
* Min Humidity...........46-59 percent.
* 24 HR Trend..........5 percent down.
* 20-Foot Winds..........South winds up to 7 mph.
* CWR....................10 percent.
* Mixing Height..........5200 ft AGL.
* Chance of thunder......6 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........49-54.
* Max Humidity...........78-93 percent.
* 20-Foot Winds..........Southeast winds up to 6 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........73-78.
* Min Humidity...........40-55 percent.
* 20-Foot Winds..........East winds up to 5 mph shifting to the
southwest up to 7 mph in the afternoon.
* Mixing Height..........6100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ132-042300-
Sierra (Yuba-Placer) 3000-5000 ft-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Showers in the evening, then a chance of
showers after midnight.
* Min Temperature........45-51.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........15 percent up.
* 20-Foot Winds..........Southwest winds 7 to 13 mph. Local gusts
up to 30 mph decreasing to 20 mph after midnight.
* CWR....................80 percent.
* Mixing Height..........1300 ft AGL.
* Chance of thunder......11 percent.
.FRIDAY...
* Sky/Weather............Mostly cloudy in the morning then becoming
partly cloudy. A chance of showers.
* Max Temperature........56-66.
* 24 HR Trend..........Little change.
* Min Humidity...........60-75 percent.
* 24 HR Trend..........10 percent up.
* 20-Foot Winds..........South winds 4 to 9 mph.
* CWR....................20 percent.
* Mixing Height..........3900 ft AGL.
* Chance of thunder......8 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........44-52.
* Max Humidity...........75-90 percent.
* 20-Foot Winds..........South winds up to 7 mph shifting to the
east after midnight.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........63-71.
* Min Humidity...........49-64 percent.
* 20-Foot Winds..........East winds up to 7 mph shifting to the
southwest up to 8 mph in the afternoon.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
$$
CAZ133-042300-
Sierra (Sierra-Placer) Above 5000 ft-
Including the city of Blue Canyon, Kingvale, Donner Peak
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Showers.
* Min Temperature........39-45.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........5 percent up.
* 20-Foot Winds..........Southwest winds 12 to 18 mph. Local gusts
up to 50 mph decreasing to 40 mph after midnight.
* CWR....................80 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......11 percent.
.FRIDAY...
* Sky/Weather............Showers likely in the morning, then a
chance of showers in the afternoon.
* Max Temperature........47-56.
* 24 HR Trend..........Little change.
* Min Humidity...........72-87 percent.
* 24 HR Trend..........20 percent up.
* 20-Foot Winds..........Southwest winds 9 to 15 mph with local
gusts up to 35 mph.
* CWR....................30 percent.
* Mixing Height..........2600 ft AGL.
* Chance of thunder......9 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear. Patchy frost early in the
morning.
* Min Temperature........37-45.
* Max Humidity...........78-93 percent.
* 20-Foot Winds..........South winds 4 to 10 mph with local gusts
up to 25 mph.
* Mixing Height..........700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......4 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny. Patchy frost early in the
morning.
* Max Temperature........55-63.
* Min Humidity...........60-75 percent.
* 20-Foot Winds..........South winds 4 to 10 mph. Local gusts up to
25 mph in the afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
$$
CAZ134-042300-
Central Motherlode 1000-3000 ft-
Including the city of Cameron Park, Shingle Springs, Placerville,
Cool, Jackson
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a chance of showers.
* Min Temperature........53-58.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........15 percent up.
* 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....Southwest winds up to 7 mph with local gusts
up to 20 mph in the evening becoming variable up to 5 mph.
* CWR....................10 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......6 percent.
.FRIDAY...
* Sky/Weather............Mostly cloudy with a slight chance of
showers in the morning, then mostly sunny in the afternoon.
* Max Temperature........68-74.
* 24 HR Trend..........Little change.
* Min Humidity...........42-52 percent lower elevations...except
53-61 percent high elevations.
* 24 HR Trend..........5 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
up to 7 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5100 ft AGL.
* Chance of thunder......5 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........53-58.
* Max Humidity...........68-83 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......1 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........74-79.
* Min Humidity...........37-52 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.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ135-042300-
Sierra 3000-5000 ft-
Including the city of Pollock Pines
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a chance of showers.
* Min Temperature........46-52.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........13 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds 4 to 10 mph with local gusts
up to 25 mph in the evening becoming drainage up to 5 mph.
* Ridges/Upr Slopes....Southwest winds 4 to 9 mph with local gusts
up to 20 mph in the evening becoming variable up to 5 mph.
* CWR....................30 percent.
* Mixing Height..........1100 ft AGL.
* Chance of thunder......7 percent.
.FRIDAY...
* Sky/Weather............Mostly cloudy with a chance of showers in
the morning, then partly cloudy with a slight chance of showers
in the afternoon.
* Max Temperature........61-67.
* 24 HR Trend..........Little change.
* Min Humidity...........61-75 percent.
* 24 HR Trend..........22 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds up to 8 mph.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest up to 7 mph in the afternoon.
* CWR....................10 percent.
* Mixing Height..........4000 ft AGL.
* Chance of thunder......8 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........47-53.
* Max Humidity...........75-90 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....Variable winds up to 5 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......3 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........67-73.
* Min Humidity...........45-60 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
up to 8 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......1 percent.
$$
CAZ136-042300-
Sierra (El Dorado-Amador) Above 5000 ft-
Including the city of Carson Pass
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a chance of showers.
* Min Temperature........39-45.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........14 percent up.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Southwest winds 14 to 20 mph with local
gusts up to 45 mph.
* CWR....................30 percent.
* Mixing Height..........1300 ft AGL.
* Chance of thunder......7 percent.
.FRIDAY...
* Sky/Weather............Mostly cloudy with a chance of showers.
* Max Temperature........50-60.
* 24 HR Trend..........4 degrees cooler.
* Min Humidity...........70-85 percent.
* 24 HR Trend..........31 percent up.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Southwest winds 11 to 17 mph with local
gusts up to 40 mph.
* CWR....................20 percent.
* Mixing Height..........2900 ft AGL.
* Chance of thunder......8 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly cloudy early in the evening then
becoming mostly clear. At higher elevations, a slight chance of
showers early in the evening.
* Min Temperature........40-46.
* Max Humidity...........81-96 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 6 to 12 mph with local gusts up
to 30 mph.
* Mixing Height..........800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......4 percent.
.SATURDAY...
* Sky/Weather............Partly cloudy early in the morning then
clearing.
* Max Temperature........54-64.
* Min Humidity...........54-69 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 5 to 11 mph with local gusts up
to 25 mph.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
$$
CAZ137-042300-
Southern Motherlode 1000-3000 ft-
Including the city of Sonora, Angels Camp
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy in the evening then becoming
mostly cloudy. At higher elevations, a slight chance of showers
after midnight.
* Min Temperature........51-58.
* 24 HR Trend..........Little change.
* Max Humidity...........84-99 percent.
* 24 HR Trend..........12 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Northwest winds up to 8 mph.
* Ridges/Upr Slopes....West winds up to 8 mph in the evening
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......2 percent.
.FRIDAY...
* Sky/Weather............Mostly cloudy in the morning then
clearing. At higher elevations, a slight chance of showers in the
morning.
* Max Temperature........71-76.
* 24 HR Trend..........Little change.
* Min Humidity...........46-56 percent.
* 24 HR Trend..........14 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
up to 8 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5200 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* Max Humidity...........75-90 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...North winds up to 8 mph.
* Ridges/Upr Slopes....North winds up to 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........76-81.
* Min Humidity...........37-52 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming southwest
up to 8 mph in the afternoon.
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest up to 8 mph in the afternoon.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ138-042300-
Sierra (Cal-Tuo) 3000-5000 ft-
Including the city of Twain Harte, Arnold
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy in the evening, then mostly
cloudy with a slight chance of showers after midnight.
* Min Temperature........48-54.
* 24 HR Trend..........Little change.
* Max Humidity...........82-97 percent.
* 24 HR Trend..........14 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds 4 to 9 mph with local gusts
up to 20 mph in the evening becoming drainage up to 5 mph.
* Ridges/Upr Slopes....West winds up to 8 mph in the evening
becoming variable up to 5 mph.
* CWR....................0 percent.
* Mixing Height..........1000 ft AGL.
* Chance of thunder......3 percent.
.FRIDAY...
* Sky/Weather............Mostly cloudy with a slight chance of
showers in the morning, then partly cloudy in the afternoon.
* Max Temperature........63-70.
* 24 HR Trend..........4 degrees cooler.
* Min Humidity...........55-70 percent.
* 24 HR Trend..........22 percent up.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Southwest winds 5 to 11 mph.
* Ridges/Upr Slopes....Southwest winds 5 to 11 mph.
* CWR....................0 percent.
* Mixing Height..........4200 ft AGL.
* Chance of thunder......4 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........48-56.
* Max Humidity...........74-89 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......2 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........68-74.
* Min Humidity...........42-57 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...East winds up to 7 mph shifting to the
southwest 4 to 9 mph with local gusts up to 20 mph in the
afternoon.
* Ridges/Upr Slopes....East winds up to 7 mph shifting to the
southwest 4 to 9 mph in the afternoon.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ139-042300-
Sierra (Cal-Tuo) Above 5000 ft-
Including the city of Twain Harte, Arnold
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy in the evening then becoming
mostly cloudy. At higher elevations, a slight chance of showers.
At lower elevations, a slight chance of showers after midnight.
* Min Temperature........37-47.
* 24 HR Trend..........Little change.
* Max Humidity...........85-100 percent.
* 24 HR Trend..........12 percent up.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 12 to 18 mph with local gusts up
to 35 mph.
* CWR....................10 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......3 percent.
.FRIDAY...
* Sky/Weather............Mostly cloudy. At lower elevations, a
slight chance of showers in the morning. At higher elevations, a
chance of showers in the morning, then a slight chance of showers
in the afternoon.
* Max Temperature........52-62.
* 24 HR Trend..........4 degrees cooler.
* Min Humidity...........62-77 percent.
* 24 HR Trend..........29 percent up.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Southwest winds 12 to 18 mph with local
gusts up to 35 mph.
* CWR....................10 percent.
* Mixing Height..........3200 ft AGL.
* Chance of thunder......4 percent.
.FRIDAY NIGHT...
* Sky/Weather............Partly cloudy in the evening then
clearing. Patchy frost early in the morning.
* Min Temperature........37-47.
* Max Humidity...........77-92 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 6 to 12 mph with local gusts up
to 25 mph.
* Mixing Height..........800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......4 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........56-66.
* Min Humidity...........50-65 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....South winds 6 to 12 mph. Local gusts up to
25 mph in the afternoon.
* Mixing Height..........5500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ140-042300-
Tehama Co Coast Range Above 3000 ft-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly clear. A slight chance of showers
in the evening.
* Min Temperature........38-43.
* 24 HR Trend..........7 degrees cooler.
* Max Humidity...........74-87 percent.
* 24 HR Trend..........20 percent down.
* 20-Foot Winds..........West winds 5 to 11 mph. Local gusts up to
20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........900 ft AGL.
* Chance of thunder......6 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........54-63.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........48-61 percent.
* 24 HR Trend..........21 percent down.
* 20-Foot Winds..........West winds up to 8 mph shifting to the
south in the afternoon.
* CWR....................0 percent.
* Mixing Height..........4600 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........42-48.
* Max Humidity...........67-82 percent.
* 20-Foot Winds..........West winds up to 8 mph.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........57-65.
* Min Humidity...........42-57 percent.
* 20-Foot Winds..........Northwest winds up to 6 mph shifting to
the east 4 to 9 mph in the afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ141-042300-
W Tehama Co Foothills 1000-3000 ft-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly clear. A slight chance of showers
in the evening.
* Min Temperature........49-54 lower elevations...except 41-49
higher elevations.
* 24 HR Trend..........6 degrees cooler.
* Max Humidity...........75-90 percent.
* 24 HR Trend..........13 percent down.
* 20-Foot Winds..........West winds 4 to 9 mph.
* CWR....................10 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......8 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny in the morning then becoming
partly cloudy.
* Max Temperature........71-76 lower elevations...except 62-67
higher elevations.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........44-49 percent lower elevations...except
50-65 percent high elevations.
* 24 HR Trend..........23 percent down.
* 20-Foot Winds..........Northwest winds up to 8 mph shifting to
the southeast in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5100 ft AGL.
* Chance of thunder......2 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly cloudy in the evening then
clearing.
* Min Temperature........53-58 lower elevations...except 48-53
higher elevations.
* Max Humidity...........68-83 percent.
* 20-Foot Winds..........West winds up to 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......2 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........75-80 lower elevations...except 66-71
higher elevations.
* Min Humidity...........37-52 percent.
* 20-Foot Winds..........Northwest winds up to 6 mph shifting to
the east up to 8 mph in the afternoon.
* Mixing Height..........5100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
$$
CAZ142-042300-
N. Sac Valley in Tehama County-
Including the city of Red Bluff
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a chance of showers and
a slight chance of thunderstorms in the evening, then partly
cloudy with a slight chance of showers after midnight.
* Min Temperature........49-54.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........North winds up to 8 mph. Local gusts up to
20 mph in the evening.
* CWR....................10 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......14 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........73-78.
* 24 HR Trend..........8 degrees warmer.
* Min Humidity...........46-53 percent.
* 24 HR Trend..........35 percent down.
* 20-Foot Winds..........North winds up to 6 mph shifting to the
southeast 4 to 9 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6000 ft AGL.
* Chance of thunder......2 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........51-56.
* Max Humidity...........77-92 percent.
* 20-Foot Winds..........East winds up to 7 mph shifting to the
north up to 6 mph after midnight.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......1 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........79-84.
* Min Humidity...........30-45 percent.
* 20-Foot Winds..........North winds up to 6 mph shifting to the
southeast up to 7 mph in the afternoon.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ143-042300-
Glenn/Colusa Coast Range Above 3000 ft-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy. A slight chance of showers
in the evening.
* Min Temperature........40-47.
* 24 HR Trend..........6 degrees cooler.
* Max Humidity...........74-89 percent.
* 24 HR Trend..........19 percent down.
* 20-Foot Winds..........West winds 4 to 10 mph. Local gusts up to
20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......4 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........55-65.
* 24 HR Trend..........4 degrees warmer.
* Min Humidity...........47-62 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........Northwest winds up to 7 mph shifting to
the south up to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5200 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........44-50.
* Max Humidity...........67-82 percent.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........59-67.
* Min Humidity...........43-58 percent.
* 20-Foot Winds..........North 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......0 percent.
$$
CAZ144-042300-
Central Glenn Co & Interstate 5-
Including the city of Willows, Orland
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy. A slight chance of showers
in the evening.
* Min Temperature........50-55.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........600 ft AGL.
* Chance of thunder......5 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........73-78.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........53-66 percent.
* 24 HR Trend..........25 percent down.
* 20-Foot Winds..........North winds up to 7 mph shifting to the
east 4 to 9 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6000 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........51-56.
* Max Humidity...........82-97 percent.
* 20-Foot Winds..........East winds up to 7 mph shifting to the
northwest up to 6 mph after midnight.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........78-83.
* Min Humidity...........41-56 percent.
* 20-Foot Winds..........Northwest winds up to 7 mph shifting to
the east in the afternoon.
* Mixing Height..........5500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ145-042300-
Eastern Glenn County-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a slight chance of
showers in the evening, then partly cloudy after midnight.
* Min Temperature........52-57.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southeast winds 4 to 9 mph with local
gusts up to 20 mph in the evening becoming variable less than 5
mph.
* CWR....................0 percent.
* Mixing Height..........400 ft AGL.
* Chance of thunder......6 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........73-78.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........61-67 percent.
* 24 HR Trend..........35 percent down.
* 20-Foot Winds..........Northeast winds up to 5 mph shifting to
the southeast up to 7 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........5800 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........49-54.
* Max Humidity...........95-100 percent.
* 20-Foot Winds..........Southeast winds up to 6 mph in the evening
becoming variable less than 5 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........79-84.
* Min Humidity...........43-54 percent.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
south up to 6 mph in the afternoon.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ146-042300-
Butte County Below 1000 ft-
Including the city of Chico, Oroville, Gridley
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy. A slight chance of showers.
* Min Temperature........53-58.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southeast winds up to 8 mph. Local gusts
up to 20 mph in the evening.
* CWR....................10 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......8 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........74-79.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........44-59 percent.
* 24 HR Trend..........38 percent down.
* 20-Foot Winds..........Southeast winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........5900 ft AGL.
* Chance of thunder......2 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........51-56.
* Max Humidity...........73-88 percent.
* 20-Foot Winds..........East winds up to 7 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........78-83.
* Min Humidity...........36-51 percent.
* 20-Foot Winds..........Northeast winds up to 5 mph shifting to
the southwest up to 7 mph in the afternoon.
* Mixing Height..........5500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ147-042300-
W. Glenn/Colusa Foothills 1000-3000 ft-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly clear. At higher elevations, a
slight chance of showers in the evening.
* Min Temperature........46-52.
* 24 HR Trend..........6 degrees cooler.
* Max Humidity...........81-96 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...West winds 4 to 9 mph.
* Ridges/Upr Slopes....West winds 4 to 9 mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......3 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........71-76 lower elevations...except 63-68
higher elevations.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........39-53 percent.
* 24 HR Trend..........19 percent down.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming 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..........6200 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........50-55.
* Max Humidity...........72-87 percent.
* 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.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........75-80 lower elevations...except 67-72
higher elevations.
* Min Humidity...........34-49 percent.
* 20-Foot Winds..........
* Valleys/Lwr Slopes...Upslope winds up to 5 mph becoming east 5 to
8 mph in the afternoon.
* Ridges/Upr Slopes....Northwest winds up to 7 mph shifting to the
east 5 to 8 mph in the afternoon.
* Mixing Height..........5600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ148-042300-
Central Colusa County Incl. I-5-
Including the city of Williams
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........51-56.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds 5 to 11 mph. Local gusts up to
25 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......3 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........74-79.
* 24 HR Trend..........8 degrees warmer.
* Min Humidity...........50-65 percent.
* 24 HR Trend..........25 percent down.
* 20-Foot Winds..........Northwest winds up to 7 mph shifting to
the east 4 to 9 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6700 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........52-57.
* Max Humidity...........79-94 percent.
* 20-Foot Winds..........Southwest winds up to 8 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........79-84.
* Min Humidity...........43-58 percent.
* 20-Foot Winds..........Northwest winds up to 8 mph shifting to
the east in the afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ149-042300-
Eastern Colusa County-
Including the city of Colusa
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy.
* Min Temperature........52-57.
* 24 HR Trend..........Little change.
* Max Humidity...........95-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds up to 8 mph with local
gusts up to 20 mph in the evening becoming variable less than 5
mph.
* CWR....................0 percent.
* Mixing Height..........500 ft AGL.
* Chance of thunder......4 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........75-80.
* 24 HR Trend..........8 degrees warmer.
* Min Humidity...........55-65 percent.
* 24 HR Trend..........37 percent down.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
south up to 6 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6400 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........51-56.
* Max Humidity...........95-100 percent.
* 20-Foot Winds..........South winds up to 6 mph in the evening
becoming variable less than 5 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........79-84.
* Min Humidity...........42-57 percent.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
southeast up to 5 mph in the afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ150-042300-
Sutter/Yuba counties below 1000 ft-
Including the city of Yuba City, Beale AFB
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a chance of showers in
the evening, then partly cloudy after midnight.
* Min Temperature........54-59.
* 24 HR Trend..........Little change.
* Max Humidity...........94-100 percent.
* 24 HR Trend..........8 percent up.
* 20-Foot Winds..........South winds up to 8 mph.
* CWR....................10 percent.
* Mixing Height..........800 ft AGL.
* Chance of thunder......5 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........76-81.
* 24 HR Trend..........7 degrees warmer.
* Min Humidity...........40-51 percent.
* 24 HR Trend..........26 percent down.
* 20-Foot Winds..........South winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........6300 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........52-57.
* Max Humidity...........74-89 percent.
* 20-Foot Winds..........South winds up to 6 mph in the evening
becoming variable less than 5 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........80-85.
* Min Humidity...........34-49 percent.
* 20-Foot Winds..........Variable winds less than 5 mph becoming
southwest up to 7 mph in the afternoon.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ151-042300-
Yolo / Solano County Hills-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy. At higher elevations, a
slight chance of showers in the evening.
* Min Temperature........50-55.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........76-91 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....West winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........70-77.
* 24 HR Trend..........8 degrees warmer.
* Min Humidity...........35-48 percent.
* 24 HR Trend..........27 percent down.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southwest 5 to 8 mph in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6300 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........51-57.
* Max Humidity...........63-78 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....West winds 5 to 10 mph in the evening
becoming variable up to 5 mph.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........72-80.
* Min Humidity...........39-54 percent.
* 20-Foot Winds..........
* Ridges/Upr Slopes....Variable winds up to 7 mph becoming
southeast 5 to 8 mph in the afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ152-042300-
W. Yolo County including Capay/I-505-
Including the city of Esparto, Winters
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........51-56.
* 24 HR Trend..........4 degrees cooler.
* Max Humidity...........83-98 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........West winds up to 8 mph. Local gusts up to
20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........800 ft AGL.
* Chance of thunder......2 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........78-83.
* 24 HR Trend..........9 degrees warmer.
* Min Humidity...........34-43 percent.
* 24 HR Trend..........30 percent down.
* 20-Foot Winds..........Northwest winds up to 7 mph shifting to
the southeast in the afternoon.
* CWR....................0 percent.
* Mixing Height..........6800 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........51-56.
* Max Humidity...........69-84 percent.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........81-86.
* Min Humidity...........29-44 percent.
* 20-Foot Winds..........Northwest winds up to 6 mph shifting to
the southeast up to 7 mph in the afternoon.
* Mixing Height..........6000 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ153-042300-
C. Yolo/NE Solano including Woodland-
Including the city of Woodland, Dixon
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy.
* Min Temperature........52-57.
* 24 HR Trend..........Little change.
* Max Humidity...........92-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds 4 to 9 mph with local
gusts up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........900 ft AGL.
* Chance of thunder......2 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........77-82.
* 24 HR Trend..........6 degrees warmer.
* Min Humidity...........35-47 percent.
* 24 HR Trend..........32 percent down.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........6800 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........51-56.
* Max Humidity...........84-99 percent.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Partly cloudy early in the morning then
clearing.
* Max Temperature........79-84.
* Min Humidity...........31-46 percent.
* 20-Foot Winds..........West winds up to 6 mph.
* Mixing Height..........5900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ154-042300-
Sac Metro/W. El Dorado/Amador County-
Including the city of Lincoln, Roseville, Sacramento, Elk Grove,
Folsom
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy with a slight chance of
showers.
* Min Temperature........55-60.
* 24 HR Trend..........Little change.
* Max Humidity...........86-94 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Southwest winds 4 to 9 mph. Local gusts up
to 20 mph in the evening.
* CWR....................10 percent.
* Mixing Height..........1500 ft AGL.
* Chance of thunder......3 percent.
.FRIDAY...
* Sky/Weather............Partly cloudy in the morning then
clearing.
* Max Temperature........77-82.
* 24 HR Trend..........Little change.
* Min Humidity...........37-43 percent.
* 24 HR Trend..........16 percent down.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........6100 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........53-58.
* Max Humidity...........80-95 percent.
* 20-Foot Winds..........South winds up to 7 mph.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........80-85.
* Min Humidity...........28-43 percent.
* 20-Foot Winds..........Southwest winds up to 7 mph.
* Mixing Height..........5500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ155-042300-
C. Solano County including Fairfield-
Including the city of Fairfield, Vacaville
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........54-59.
* 24 HR Trend..........Little change.
* Max Humidity...........85-93 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........Southwest winds 6 to 12 mph with local
gusts up to 25 mph.
* CWR....................0 percent.
* Mixing Height..........1100 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........75-80.
* 24 HR Trend..........Little change.
* Min Humidity...........42-48 percent.
* 24 HR Trend..........24 percent down.
* 20-Foot Winds..........Southwest winds 6 to 12 mph with local
gusts up to 20 mph.
* CWR....................0 percent.
* Mixing Height..........5400 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........54-59.
* Max Humidity...........76-91 percent.
* 20-Foot Winds..........Southwest winds 5 to 11 mph with local
gusts up to 20 mph.
* Mixing Height..........700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........77-82.
* Min Humidity...........34-49 percent.
* 20-Foot Winds..........West winds 4 to 9 mph. Local gusts up to
20 mph in the morning.
* Mixing Height..........4900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ156-042300-
SW Solano County including Vallejo-
Including the city of Vallejo, Benicia
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy.
* Min Temperature........55-60.
* 24 HR Trend..........Little change.
* Max Humidity...........89-95 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds 7 to 13 mph with local gusts up
to 25 mph.
* CWR....................0 percent.
* Mixing Height..........1300 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........71-76.
* 24 HR Trend..........Little change.
* Min Humidity...........45-59 percent.
* 24 HR Trend..........27 percent down.
* 20-Foot Winds..........West winds 8 to 14 mph.
* CWR....................0 percent.
* Mixing Height..........4500 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........54-59.
* Max Humidity...........88-99 percent.
* 20-Foot Winds..........West winds 6 to 12 mph.
* Mixing Height..........1100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Partly cloudy early in the morning then
clearing.
* Max Temperature........72-78.
* Min Humidity...........50-65 percent.
* 20-Foot Winds..........West winds 6 to 12 mph.
* Mixing Height..........4100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ157-042300-
Sacramento County Delta-
Including the city of Walnut Grove
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly cloudy in the evening then becoming
partly cloudy.
* Min Temperature........56-61.
* 24 HR Trend..........Little change.
* Max Humidity...........85-90 percent.
* 24 HR Trend..........6 percent down.
* 20-Foot Winds..........West winds 6 to 12 mph with local gusts up
to 25 mph.
* CWR....................0 percent.
* Mixing Height..........1300 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........75-80.
* 24 HR Trend..........Little change.
* Min Humidity...........43-51 percent.
* 24 HR Trend..........18 percent down.
* 20-Foot Winds..........West winds 7 to 13 mph.
* CWR....................0 percent.
* Mixing Height..........5600 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........53-58.
* Max Humidity...........87-94 percent.
* 20-Foot Winds..........Southwest winds 6 to 12 mph.
* Mixing Height..........800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly cloudy early in the morning then
clearing.
* Max Temperature........76-81.
* Min Humidity...........41-56 percent.
* 20-Foot Winds..........West winds 5 to 11 mph.
* Mixing Height..........5100 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ158-042300-
San Joaquin County Delta-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........57-62.
* 24 HR Trend..........Little change.
* Max Humidity...........82-89 percent.
* 24 HR Trend..........7 percent down.
* 20-Foot Winds..........West winds 5 to 11 mph. Local gusts up to
20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........1400 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........77-82.
* 24 HR Trend..........Little change.
* Min Humidity...........40-47 percent.
* 24 HR Trend..........10 percent down.
* 20-Foot Winds..........West winds 5 to 11 mph. Local gusts up to
20 mph in the morning.
* CWR....................0 percent.
* Mixing Height..........5900 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........54-59.
* Max Humidity...........84-93 percent.
* 20-Foot Winds..........West winds 5 to 11 mph. Local gusts up to
20 mph in the evening.
* Mixing Height..........900 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Partly cloudy early in the morning then
clearing.
* Max Temperature........79-84.
* Min Humidity...........39-54 percent.
* 20-Foot Winds..........West winds 4 to 9 mph.
* Mixing Height..........5400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ159-042300-
C. San Joaquin County including Stockton-
Including the city of Stockton, Lodi
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy in the evening then becoming
mostly cloudy.
* Min Temperature........58-63.
* 24 HR Trend..........Little change.
* Max Humidity...........85-94 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........West winds 5 to 11 mph. Local gusts up to
20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........1600 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........79-84.
* 24 HR Trend..........Little change.
* Min Humidity...........41-46 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........West winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........6000 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........53-58.
* Max Humidity...........82-94 percent.
* 20-Foot Winds..........Northwest winds 5 to 11 mph. Local gusts
up to 20 mph in the evening.
* Mixing Height..........800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........81-86.
* Min Humidity...........36-48 percent.
* 20-Foot Winds..........Northwest winds up to 7 mph.
* Mixing Height..........5400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ160-042300-
Tracy Triangle Below 1000 ft-
Including the city of Tracy
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy in the evening then becoming
mostly cloudy.
* Min Temperature........57-62.
* 24 HR Trend..........Little change.
* Max Humidity...........83-93 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........West winds 6 to 12 mph. Local gusts up to
30 mph decreasing to 20 mph after midnight.
* CWR....................0 percent.
* Mixing Height..........900 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........77-82.
* 24 HR Trend..........Little change.
* Min Humidity...........37-43 percent.
* 24 HR Trend..........4 percent down.
* 20-Foot Winds..........West winds 5 to 11 mph with local gusts up
to 20 mph.
* CWR....................0 percent.
* Mixing Height..........5800 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* Max Humidity...........65-80 percent.
* 20-Foot Winds..........West winds 7 to 13 mph with local gusts up
to 25 mph.
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........79-84.
* Min Humidity...........32-43 percent.
* 20-Foot Winds..........Northwest winds 4 to 9 mph. Local gusts up
to 20 mph in the afternoon.
* Mixing Height..........5800 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ161-042300-
NE San Joaquin Valley Below 1000 ft-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy.
* Min Temperature........58-63.
* 24 HR Trend..........Little change.
* Max Humidity...........82-88 percent.
* 24 HR Trend..........6 percent up.
* 20-Foot Winds..........Northwest winds 5 to 11 mph. Local gusts
up to 20 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........1500 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly cloudy in the morning then
clearing.
* Max Temperature........76-81.
* 24 HR Trend..........Little change.
* Min Humidity...........45-50 percent.
* 24 HR Trend..........7 percent up.
* 20-Foot Winds..........West winds up to 7 mph.
* CWR....................0 percent.
* Mixing Height..........5700 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........56-61.
* Max Humidity...........69-84 percent.
* 20-Foot Winds..........Northwest winds 4 to 9 mph. Local gusts up
to 20 mph after midnight.
* Mixing Height..........700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........81-86.
* Min Humidity...........36-47 percent.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* Mixing Height..........5400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ162-042300-
E. Diablo Range Above 1000 ft-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Partly cloudy.
* Min Temperature........51-58.
* 24 HR Trend..........Little change.
* Max Humidity...........72-87 percent.
* 24 HR Trend..........8 percent up.
* 20-Foot Winds..........
* CWR....................0 percent.
* Mixing Height..........800 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........70-78.
* 24 HR Trend..........Little change.
* Min Humidity...........30-44 percent.
* 24 HR Trend..........4 percent up.
* 20-Foot Winds..........
* CWR....................0 percent.
* Mixing Height..........5700 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........52-58.
* Max Humidity...........59-74 percent.
* 20-Foot Winds..........
* Mixing Height..........500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........74-80.
* Min Humidity...........28-43 percent.
* 20-Foot Winds..........
* Mixing Height..........6500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ163-042300-
W. Stanislaus County Above 1000 ft & I-5-
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly clear in the evening then becoming
mostly cloudy.
* Min Temperature........58-63.
* 24 HR Trend..........Little change.
* Max Humidity...........88-98 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds 4 to 9 mph. Local gusts up
to 25 mph in the evening.
* CWR....................0 percent.
* Mixing Height..........700 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........77-82.
* 24 HR Trend..........Little change.
* Min Humidity...........40-52 percent.
* 24 HR Trend..........8 percent up.
* 20-Foot Winds..........North winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........6200 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* Max Humidity...........63-78 percent.
* 20-Foot Winds..........Northwest winds up to 8 mph with local
gusts up to 20 mph.
* Mixing Height..........400 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Sunny.
* Max Temperature........81-86.
* Min Humidity...........29-44 percent.
* 20-Foot Winds..........North winds up to 8 mph.
* Mixing Height..........6500 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
CAZ164-042300-
C. Stanislaus County including Modesto-
Including the city of Modesto, Turlock
203 PM PDT Thu Sep 3 2026
.TONIGHT...
* Sky/Weather............Mostly clear.
* Min Temperature........58-63.
* 24 HR Trend..........Little change.
* Max Humidity...........88-100 percent.
* 24 HR Trend..........Little change.
* 20-Foot Winds..........Northwest winds 6 to 12 mph.
* CWR....................0 percent.
* Mixing Height..........1200 ft AGL.
* Chance of thunder......1 percent.
.FRIDAY...
* Sky/Weather............Partly cloudy in the morning then
clearing.
* Max Temperature........78-83.
* 24 HR Trend..........Little change.
* Min Humidity...........46-55 percent.
* 24 HR Trend..........9 percent up.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* CWR....................0 percent.
* Mixing Height..........6200 ft AGL.
* Chance of thunder......0 percent.
.FRIDAY NIGHT...
* Sky/Weather............Clear.
* Min Temperature........55-60.
* Max Humidity...........76-91 percent.
* 20-Foot Winds..........Northwest winds 5 to 11 mph with local
gusts up to 20 mph.
* Mixing Height..........600 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
.SATURDAY...
* Sky/Weather............Mostly sunny.
* Max Temperature........81-86.
* Min Humidity...........33-48 percent.
* 20-Foot Winds..........Northwest winds up to 8 mph.
* Mixing Height..........5700 ft AGL.
* CWR....................0 percent.
* Chance of thunder......0 percent.
$$
.Extended...
...Shasta County Mountains and Coastal Range
.SATURDAY NIGHT...Mostly clear. Lows 41 to 51. Northwest winds up
to 10 mph.
.SUNDAY...Partly cloudy with a chance of showers. Highs 62 to 72.
Southwest winds up to 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows 40 to 50. Northwest winds up
to 10 mph.
.LABOR DAY...Warmer, sunny. Highs 68 to 78. Variable less than
5 mph.
.MONDAY NIGHT...Clear. Lows 44 to 54. Northwest winds up to
10 mph.
.TUESDAY...Mostly sunny. Highs 72 to 82. Variable less than
5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 46 to 56. Variable less than
5 mph.
...Northern Sierra and Lassen Park
.SATURDAY NIGHT...Clear. Lows 42 to 52. Southeast winds up to
10 mph.
.SUNDAY...Mostly sunny. Highs 63 to 72. South winds 5 to 15 mph.
.SUNDAY NIGHT...Clear. Lows 40 to 50. East winds up to 10 mph.
.LABOR DAY...Warmer, sunny. Highs 70 to 79. Southwest winds up to
10 mph.
.MONDAY NIGHT...Clear. Lows 44 to 54. Variable less than 5 mph.
.TUESDAY...Mostly sunny. Highs 73 to 82. South winds up to
10 mph.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
48 to 58. Variable less than 5 mph.
...Sierra Nevada Foothills
.SATURDAY NIGHT...Clear. Lows 51 to 57. East winds up to 10 mph.
.SUNDAY...Sunny. Highs 72 to 79. South winds up to 10 mph.
.SUNDAY NIGHT...Clear. Lows 50 to 56. East winds up to 10 mph.
.LABOR DAY...Sunny. Highs 78 to 83. Variable less than 5 mph.
.MONDAY NIGHT...Clear. Lows 54 to 59. Variable less than 5 mph.
.TUESDAY...Mostly sunny. Highs 81 to 86. Variable less than
5 mph.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
56 to 63. Variable less than 5 mph.
...Central Valley and Delta
.SATURDAY NIGHT...Clear. Lows 54 to 59. Southwest winds 5 to
15 mph.
.SUNDAY...Sunny. Highs 79 to 84. Southwest winds 5 to 15 mph.
.SUNDAY NIGHT...Clear. Lows 54 to 59. West winds 5 to 15 mph.
.LABOR DAY...Sunny. Highs 84 to 89. Northwest winds up to 10 mph.
.MONDAY NIGHT...Clear. Lows 57 to 62. Variable less than 5 mph.
.TUESDAY...Mostly sunny. Highs 86 to 91. Variable less than
5 mph.
.TUESDAY NIGHT...Mostly clear. Lows 58 to 63. Variable less than
5 mph.
$$