069
FNUS56 KSTO 220903
FWFSTO
FIRE WEATHER PLANNING FORECAST FOR INTERIOR NORTHERN CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
202 AM PDT TUE SEP 22 2026
DISCUSSION
DRY AND COOLER CONDITIONS IS EXPECTED TO CONTINUED TODAY. WARMING
AND DRYING TREND MID WEEK, WITH HIGH TEMPERATURES REACHING BACK
INTO THE UPPER 80S TO MID 90S. TEMPERATURES WILL TREND COOLER
FRIDAY THROUGH THE WEEKEND, WITH CHANCES FOR UNSETTLED WEATHER TO
RETURN. CONFIDENCE REMAINS LOW ON EXACT TIMING, STRENGTH, AND
DEVELOPMENT OF PRECIPITATION FRIDAY THROUGH THE WEEKEND.
CAZ121-230000-
W. SHASTA COUNTY ABOVE 3000 FT-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........72-80.
* 24 HR TREND..........5 DEGREES COOLER.
* MIN HUMIDITY...........30-39 PERCENT.
* 24 HR TREND..........11 PERCENT UP.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH BECOMING SOUTH UP
TO 7 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........5400 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........49-55.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........53-68 PERCENT.
* 24 HR TREND..........9 PERCENT DOWN.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY
LATE IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE........74-82.
* MIN HUMIDITY...........20-33 PERCENT.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....NORTH WINDS 4 TO 9 MPH IN THE MORNING
BECOMING VARIABLE UP TO 5 MPH.
* MIXING HEIGHT..........6800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ122-230000-
W. SHASTA COUNTY 1000-3000 FT-
INCLUDING THE CITY OF WHISKEYTOWN
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........86-91 LOWER ELEVATIONS...EXCEPT 79-85
HIGHER ELEVATIONS.
* 24 HR TREND..........4 DEGREES COOLER.
* MIN HUMIDITY...........27-32 PERCENT.
* 24 HR TREND..........6 PERCENT UP.
* 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
SOUTH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........4300 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........56-61 LOWER ELEVATIONS...EXCEPT 50-56
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........55-70 PERCENT.
* 24 HR TREND..........7 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 4 TO 10 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 11 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY
IN THE LATE MORNING AND EARLY AFTERNOON THEN BECOMING MOSTLY
CLOUDY.
* MAX TEMPERATURE........89-94 LOWER ELEVATIONS...EXCEPT 82-87
HIGHER ELEVATIONS.
* MIN HUMIDITY...........20-29 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 4 TO 9 MPH IN THE MORNING
BECOMING UPSLOPE UP TO 5 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 11 MPH IN THE MORNING
BECOMING VARIABLE UP TO 5 MPH.
* MIXING HEIGHT..........6200 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ123-230000-
SHASTA LAKE AREA & 1-5 1000-3000 FT-
INCLUDING THE CITY OF SHASTA LAKE, SIMS
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........80-86.
* 24 HR TREND..........5 DEGREES COOLER.
* MIN HUMIDITY...........31-36 PERCENT.
* 24 HR TREND..........10 PERCENT UP.
* 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..........4000 FT AGL.
* CHANCE OF THUNDER......2 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........56-61 LOWER ELEVATIONS...EXCEPT 51-58
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........53-68 PERCENT.
* 24 HR TREND..........13 PERCENT DOWN.
* 20-FOOT WINDS..........NORTH WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......2 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY
IN THE LATE MORNING AND EARLY AFTERNOON THEN BECOMING MOSTLY
CLOUDY.
* MAX TEMPERATURE........86-91 LOWER ELEVATIONS...EXCEPT 81-87
HIGHER ELEVATIONS.
* MIN HUMIDITY...........18-32 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS 4 TO 9 MPH SHIFTING TO THE
SOUTH UP TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........6500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ124-230000-
SHASTA METRO-
INCLUDING THE CITY OF REDDING, ANDERSON
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........86-91.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........27-32 PERCENT.
* 24 HR TREND..........5 PERCENT UP.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3900 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........56-61.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........60-75 PERCENT.
* 24 HR TREND..........8 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 6 MPH SHIFTING TO THE
NORTH UP TO 7 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY UNTIL LATE AFTERNOON THEN
BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE........90-95.
* MIN HUMIDITY...........18-24 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 7 MPH SHIFTING TO THE
SOUTHWEST UP TO 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........5900 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ125-230000-
SHASTA COUNTY FOOTHILLS 1000-3000 FT-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........81-86.
* 24 HR TREND..........4 DEGREES COOLER.
* MIN HUMIDITY...........30-35 PERCENT.
* 24 HR TREND..........7 PERCENT UP.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3700 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-60.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........60-66 PERCENT.
* 24 HR TREND..........7 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 5 MPH BECOMING EAST UP
TO 7 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY UNTIL LATE AFTERNOON THEN
BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE........85-90.
* MIN HUMIDITY...........21-28 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....EAST WINDS UP TO 7 MPH IN THE MORNING
BECOMING VARIABLE UP TO 5 MPH.
* MIXING HEIGHT..........5700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ126-230000-
E. SHASTA /S. CASCADES ABOVE 3000 FT-
INCLUDING THE CITY OF SHINGLETOWN
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........71-80.
* 24 HR TREND..........5 DEGREES COOLER.
* MIN HUMIDITY...........30-40 PERCENT.
* 24 HR TREND..........10 PERCENT UP.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING WEST 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..........4100 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........43-53.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........60-75 PERCENT.
* 24 HR TREND..........8 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH BECOMING EAST UP
TO 7 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....WEST WINDS UP TO 7 MPH SHIFTING TO THE
NORTHEAST UP TO 8 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY
EARLY IN THE AFTERNOON THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE........73-81.
* MIN HUMIDITY...........18-33 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS 4 TO 9 MPH SHIFTING TO THE WEST
UP TO 8 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 9 MPH SHIFTING TO THE
SOUTHWEST UP TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........5800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ127-230000-
BURNEY BASIN-
INCLUDING THE CITY OF BURNEY
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........76-82 LOWER ELEVATIONS...EXCEPT 70-79
HIGHER ELEVATIONS.
* 24 HR TREND..........5 DEGREES COOLER.
* MIN HUMIDITY...........26-33 PERCENT.
* 24 HR TREND..........7 PERCENT UP.
* 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..........6400 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........42-47.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........66-81 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....SOUTHWEST WINDS UP TO 7 MPH SHIFTING TO THE
EAST AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY
EARLY IN THE AFTERNOON THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE........77-83 LOWER ELEVATIONS...EXCEPT 71-79
HIGHER ELEVATIONS.
* MIN HUMIDITY...........20-35 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..........6800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ128-230000-
LASSEN VOLCANIC NP-
INCLUDING THE CITY OF LASSEN NATIONAL PARK
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........63-70.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........26-41 PERCENT.
* 24 HR TREND..........6 PERCENT UP.
* 20-FOOT WINDS..........WEST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........6800 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........41-46.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........55-64 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 6 MPH SHIFTING TO
THE NORTHEAST 4 TO 9 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........64-72.
* MIN HUMIDITY...........22-37 PERCENT.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 8 MPH.
* MIXING HEIGHT..........6800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ129-230000-
SIERRA (TEHAMA-PLUMAS) 1000-3000 FT-
INCLUDING THE CITY OF PARADISE
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........78-83.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........33-40 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 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.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3100 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........57-63.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........48-60 PERCENT.
* 24 HR TREND..........9 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH BECOMING
NORTHEAST 4 TO 10 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 5 MPH BECOMING
NORTHEAST UP TO 8 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........83-88.
* MIN HUMIDITY...........18-31 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 6 TO 12 MPH IN THE MORNING
BECOMING UPSLOPE UP TO 5 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 9 MPH IN THE MORNING
BECOMING VARIABLE UP TO 5 MPH.
* MIXING HEIGHT..........5100 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ130-230000-
SIERRA (TEHAMA-PLUMAS) ABOVE 3000 FT-
INCLUDING THE CITY OF MINERAL, QUINCY
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........73-81 LOWER ELEVATIONS...EXCEPT 67-76
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........25-40 PERCENT.
* 24 HR TREND..........7 PERCENT UP.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 8 MPH.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH BECOMING WEST 4
TO 9 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........5000 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........44-54.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........56-71 PERCENT.
* 24 HR TREND..........7 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTH WINDS UP TO 8 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS UP TO 7 MPH SHIFTING TO THE
NORTHEAST UP TO 8 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........75-81 LOWER ELEVATIONS...EXCEPT 69-77
HIGHER ELEVATIONS.
* MIN HUMIDITY...........16-31 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 5 TO 11 MPH SHIFTING TO THE
SOUTHWEST UP TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 10 MPH SHIFTING TO THE
SOUTHWEST UP TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........6100 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ131-230000-
N. MOTHERLODE 1000-3000 FT-
INCLUDING THE CITY OF AUBURN, GRASS VALLEY, COLFAX, NEVADA CITY
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........79-84.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........34-39 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 6 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3000 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........54-59.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........62-70 PERCENT.
* 24 HR TREND..........10 PERCENT DOWN.
* 20-FOOT WINDS..........NORTHEAST WINDS UP TO 6 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........84-89.
* MIN HUMIDITY...........20-29 PERCENT.
* 20-FOOT WINDS..........NORTHEAST WINDS UP TO 5 MPH SHIFTING TO
THE WEST UP TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ132-230000-
SIERRA (YUBA-PLACER) 3000-5000 FT-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........73-80.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........32-40 PERCENT.
* 24 HR TREND..........4 PERCENT UP.
* 20-FOOT WINDS..........EAST WINDS UP TO 6 MPH SHIFTING TO THE
WEST UP TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3900 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........50-57.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........54-69 PERCENT.
* 24 HR TREND..........10 PERCENT DOWN.
* 20-FOOT WINDS..........NORTHEAST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........77-83.
* MIN HUMIDITY...........18-30 PERCENT.
* 20-FOOT WINDS..........EAST WINDS UP TO 7 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* MIXING HEIGHT..........5800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ133-230000-
SIERRA (SIERRA-PLACER) ABOVE 5000 FT-
INCLUDING THE CITY OF BLUE CANYON, KINGVALE, DONNER PEAK
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........66-74.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........29-38 PERCENT.
* 24 HR TREND..........6 PERCENT UP.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 8 MPH. LOCAL GUSTS
UP TO 20 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........5400 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........43-53.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........52-64 PERCENT.
* 24 HR TREND..........13 PERCENT DOWN.
* 20-FOOT WINDS..........NORTHEAST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........68-76.
* MIN HUMIDITY...........16-31 PERCENT.
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 8 MPH SHIFTING TO
THE SOUTHWEST 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......0 PERCENT.
CAZ134-230000-
CENTRAL MOTHERLODE 1000-3000 FT-
INCLUDING THE CITY OF CAMERON PARK, SHINGLE SPRINGS, PLACERVILLE,
COOL, JACKSON
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........79-84.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........33-38 PERCENT.
* 24 HR TREND..........4 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..........3000 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........56-61.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........57-64 PERCENT.
* 24 HR TREND..........13 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 5 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........84-89.
* MIN HUMIDITY...........21-30 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.
* MIXING HEIGHT..........4300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ135-230000-
SIERRA 3000-5000 FT-
INCLUDING THE CITY OF POLLOCK PINES
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........75-80.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........31-37 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 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.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........52-59 LOWER ELEVATIONS...EXCEPT 57-62
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........53-62 PERCENT.
* 24 HR TREND..........12 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 7 MPH IN THE EVENING
BECOMING DRAINAGE UP TO 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST 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......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........80-85.
* MIN HUMIDITY...........19-33 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.
* MIXING HEIGHT..........5500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ136-230000-
SIERRA (EL DORADO-AMADOR) ABOVE 5000 FT-
INCLUDING THE CITY OF CARSON PASS
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........65-75.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........30-37 PERCENT.
* 24 HR TREND..........5 PERCENT UP.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....NORTHWEST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........6300 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........44-50.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........52-61 PERCENT.
* 24 HR TREND..........14 PERCENT DOWN.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........66-76.
* MIN HUMIDITY...........21-36 PERCENT.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....SOUTHEAST WINDS UP TO 7 MPH SHIFTING TO THE
SOUTHWEST 4 TO 9 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........6400 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ137-230000-
SOUTHERN MOTHERLODE 1000-3000 FT-
INCLUDING THE CITY OF SONORA, ANGELS CAMP
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........80-85.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........30-35 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING WEST UP
TO 8 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH BECOMING WEST UP
TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3600 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........56-61.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........54-64 PERCENT.
* 24 HR TREND..........11 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTH 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..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........85-90.
* MIN HUMIDITY...........19-31 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..........4800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ138-230000-
SIERRA (CAL-TUO) 3000-5000 FT-
INCLUDING THE CITY OF TWAIN HARTE, ARNOLD
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........74-80.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........32-37 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS UP TO 7 MPH SHIFTING TO THE
WEST 4 TO 9 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS UP TO 7 MPH SHIFTING TO THE
WEST 4 TO 9 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3700 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........54-61.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........49-63 PERCENT.
* 24 HR TREND..........11 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 8 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY. PATCHY SMOKE IN THE LATE MORNING
AND AFTERNOON.
* MAX TEMPERATURE........79-85.
* MIN HUMIDITY...........23-38 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 7 MPH SHIFTING TO THE
SOUTHWEST UP TO 8 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST WINDS UP TO 8 MPH SHIFTING TO THE
SOUTHWEST UP TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........5800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ139-230000-
SIERRA (CAL-TUO) ABOVE 5000 FT-
INCLUDING THE CITY OF TWAIN HARTE, ARNOLD
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........64-74.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........30-37 PERCENT.
* 24 HR TREND..........5 PERCENT UP.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........6700 FT AGL.
* CHANCE OF THUNDER......2 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........43-53.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........54-65 PERCENT.
* 24 HR TREND..........12 PERCENT DOWN.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....NORTHEAST WINDS 4 TO 10 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......2 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY. PATCHY SMOKE IN THE LATE MORNING
AND AFTERNOON.
* MAX TEMPERATURE........66-76.
* MIN HUMIDITY...........21-36 PERCENT.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....EAST WINDS UP TO 8 MPH SHIFTING TO THE
SOUTHWEST 4 TO 9 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........6600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ140-230000-
TEHAMA CO COAST RANGE ABOVE 3000 FT-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........69-78.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........30-38 PERCENT.
* 24 HR TREND..........9 PERCENT UP.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 6 MPH SHIFTING TO
THE EAST UP TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........5500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........52-57.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........50-57 PERCENT.
* 24 HR TREND..........5 PERCENT UP.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY
IN THE LATE MORNING AND EARLY AFTERNOON THEN BECOMING PARTLY
CLOUDY.
* MAX TEMPERATURE........70-78.
* MIN HUMIDITY...........26-41 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 7 MPH SHIFTING TO
THE EAST IN THE AFTERNOON.
* MIXING HEIGHT..........5600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ141-230000-
W TEHAMA CO FOOTHILLS 1000-3000 FT-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........84-89 LOWER ELEVATIONS...EXCEPT 75-81
HIGHER ELEVATIONS.
* 24 HR TREND..........4 DEGREES COOLER.
* MIN HUMIDITY...........29-34 PERCENT.
* 24 HR TREND..........6 PERCENT UP.
* 20-FOOT WINDS..........NORTH WINDS UP TO 6 MPH SHIFTING TO THE
SOUTHEAST UP TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........60-65.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........47-53 PERCENT.
* 24 HR TREND..........8 PERCENT DOWN.
* 20-FOOT WINDS..........WEST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY
IN THE LATE MORNING AND EARLY AFTERNOON THEN BECOMING PARTLY
CLOUDY.
* MAX TEMPERATURE........87-92 LOWER ELEVATIONS...EXCEPT 78-83
HIGHER ELEVATIONS.
* MIN HUMIDITY...........22-36 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 8 MPH SHIFTING TO
THE EAST UP TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ142-230000-
N. SAC VALLEY IN TEHAMA COUNTY-
INCLUDING THE CITY OF RED BLUFF
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........86-91.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........31-36 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........58-63.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........56-71 PERCENT.
* 24 HR TREND..........16 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 7 MPH SHIFTING TO THE
NORTHWEST UP TO 6 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY UNTIL LATE AFTERNOON THEN
BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE........89-94.
* MIN HUMIDITY...........22-30 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 6 MPH SHIFTING TO THE
SOUTHEAST IN THE AFTERNOON.
* MIXING HEIGHT..........5000 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ143-230000-
GLENN/COLUSA COAST RANGE ABOVE 3000 FT-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........69-79.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........31-41 PERCENT.
* 24 HR TREND..........9 PERCENT UP.
* 20-FOOT WINDS..........NORTH WINDS UP TO 6 MPH SHIFTING TO THE
SOUTHEAST UP TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........4700 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........54-61.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........52-59 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY UNTIL LATE AFTERNOON THEN
BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE........70-78.
* MIN HUMIDITY...........30-45 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 7 MPH SHIFTING TO THE
SOUTHEAST IN THE AFTERNOON.
* MIXING HEIGHT..........5700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ144-230000-
CENTRAL GLENN CO & INTERSTATE 5-
INCLUDING THE CITY OF WILLOWS, ORLAND
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........38-45 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........EAST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3000 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........57-62.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........64-79 PERCENT.
* 24 HR TREND..........21 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 6 MPH SHIFTING TO THE
NORTHWEST AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY UNTIL LATE AFTERNOON THEN BECOMING
PARTLY CLOUDY.
* MAX TEMPERATURE........88-93.
* MIN HUMIDITY...........28-40 PERCENT.
* 20-FOOT WINDS..........NORTHEAST WINDS UP TO 6 MPH.
* MIXING HEIGHT..........4300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ145-230000-
EASTERN GLENN COUNTY-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........42-47 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........VARIABLE WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST UP TO 7 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2900 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-60.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........79-89 PERCENT.
* 24 HR TREND..........16 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 6 MPH SHIFTING TO
THE NORTHWEST UP TO 5 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY UNTIL LATE AFTERNOON THEN BECOMING
PARTLY CLOUDY.
* MAX TEMPERATURE........88-93.
* MIN HUMIDITY...........28-37 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 5 MPH SHIFTING TO THE
SOUTH IN THE AFTERNOON.
* MIXING HEIGHT..........4300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ146-230000-
BUTTE COUNTY BELOW 1000 FT-
INCLUDING THE CITY OF CHICO, OROVILLE, GRIDLEY
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........36-43 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 6 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2900 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR. PATCHY SMOKE IN THE EVENING.
* MIN TEMPERATURE........56-61.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........66-81 PERCENT.
* 24 HR TREND..........16 PERCENT DOWN.
* 20-FOOT WINDS..........EAST WINDS UP TO 6 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........89-94.
* MIN HUMIDITY...........21-36 PERCENT.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 5 MPH.
* MIXING HEIGHT..........4000 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ147-230000-
W. GLENN/COLUSA FOOTHILLS 1000-3000 FT-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........83-88 LOWER ELEVATIONS...EXCEPT 77-82
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........31-38 PERCENT.
* 24 HR TREND..........5 PERCENT UP.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 8 MPH.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH BECOMING
SOUTHEAST UP TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........57-63.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........52-66 PERCENT.
* 24 HR TREND..........10 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 5 MPH BECOMING
NORTHWEST UP TO 7 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY UNTIL LATE AFTERNOON THEN BECOMING
PARTLY CLOUDY.
* MAX TEMPERATURE........85-90 LOWER ELEVATIONS...EXCEPT 78-83
HIGHER ELEVATIONS.
* MIN HUMIDITY...........24-38 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....VARIABLE WINDS UP TO 7 MPH BECOMING EAST UP
TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4900 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ148-230000-
CENTRAL COLUSA COUNTY INCL. I-5-
INCLUDING THE CITY OF WILLIAMS
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........39-47 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........EAST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2700 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........58-63.
* 24 HR TREND..........4 DEGREES WARMER.
* MAX HUMIDITY...........68-83 PERCENT.
* 24 HR TREND..........22 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 6 MPH SHIFTING TO THE
NORTHWEST UP TO 7 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........87-92.
* MIN HUMIDITY...........29-42 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 7 MPH SHIFTING TO
THE EAST UP TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4400 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ149-230000-
EASTERN COLUSA COUNTY-
INCLUDING THE CITY OF COLUSA
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN
CLEARING.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........41-46 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........VARIABLE WINDS LESS THAN 5 MPH BECOMING
SOUTHEAST UP TO 6 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2600 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........56-61.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........88-93 PERCENT.
* 24 HR TREND..........9 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 5 MPH IN THE EVENING
BECOMING VARIABLE LESS THAN 5 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........88-93.
* MIN HUMIDITY...........29-38 PERCENT.
* 20-FOOT WINDS..........VARIABLE WINDS LESS THAN 5 MPH.
* MIXING HEIGHT..........4300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ150-230000-
SUTTER/YUBA COUNTIES BELOW 1000 FT-
INCLUDING THE CITY OF YUBA CITY, BEALE AFB
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN
CLEARING.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........36-42 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 6 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2700 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-60.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........74-89 PERCENT.
* 24 HR TREND..........11 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTHEAST 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.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........88-93.
* MIN HUMIDITY...........24-34 PERCENT.
* 20-FOOT WINDS..........VARIABLE WINDS LESS THAN 5 MPH BECOMING
WEST UP TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........3800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ151-230000-
YOLO / SOLANO COUNTY HILLS-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN
CLEARING.
* MAX TEMPERATURE........75-84.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........36-51 PERCENT.
* 24 HR TREND..........4 PERCENT DOWN.
* 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..........3300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........54-63.
* 24 HR TREND..........4 DEGREES WARMER.
* MAX HUMIDITY...........69-84 PERCENT.
* 24 HR TREND..........12 PERCENT DOWN.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....NORTHWEST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........83-89.
* MIN HUMIDITY...........25-40 PERCENT.
* 20-FOOT WINDS..........
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH.
* MIXING HEIGHT..........5000 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ152-230000-
W. YOLO COUNTY INCLUDING CAPAY/I-505-
INCLUDING THE CITY OF ESPARTO, WINTERS
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........85-90.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........33-38 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTH WINDS UP TO 6 MPH SHIFTING TO THE
SOUTHEAST UP TO 7 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3200 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........57-62.
* 24 HR TREND..........4 DEGREES WARMER.
* MAX HUMIDITY...........68-83 PERCENT.
* 24 HR TREND..........16 PERCENT DOWN.
* 20-FOOT WINDS..........WEST WINDS UP TO 6 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........89-94.
* MIN HUMIDITY...........23-31 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 6 MPH.
* MIXING HEIGHT..........4800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ153-230000-
C. YOLO/NE SOLANO INCLUDING WOODLAND-
INCLUDING THE CITY OF WOODLAND, DIXON
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN
CLEARING.
* MAX TEMPERATURE........83-88.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........34-42 PERCENT.
* 24 HR TREND..........5 PERCENT DOWN.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 7 MPH SHIFTING TO
THE SOUTH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2900 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-60.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........89-96 PERCENT.
* 24 HR TREND..........6 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........89-94.
* MIN HUMIDITY...........21-32 PERCENT.
* 20-FOOT WINDS..........VARIABLE WINDS LESS THAN 5 MPH.
* MIXING HEIGHT..........4200 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ154-230000-
SAC METRO/W. EL DORADO/AMADOR COUNTY-
INCLUDING THE CITY OF LINCOLN, ROSEVILLE, SACRAMENTO, ELK GROVE,
FOLSOM
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........83-88.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........36-41 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........SOUTHWEST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2900 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........54-59.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........77-92 PERCENT.
* 24 HR TREND..........8 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........89-94.
* MIN HUMIDITY...........21-33 PERCENT.
* 20-FOOT WINDS..........VARIABLE WINDS LESS THAN 5 MPH BECOMING
NORTHWEST UP TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........3700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ155-230000-
C. SOLANO COUNTY INCLUDING FAIRFIELD-
INCLUDING THE CITY OF FAIRFIELD, VACAVILLE
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........80-85.
* 24 HR TREND..........4 DEGREES WARMER.
* MIN HUMIDITY...........43-48 PERCENT.
* 24 HR TREND..........7 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTHWEST WINDS 5 TO 11 MPH. LOCAL GUSTS
UP TO 20 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-60.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........88-94 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........SOUTHWEST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........90-95.
* MIN HUMIDITY...........22-37 PERCENT.
* 20-FOOT WINDS..........WEST WINDS UP TO 6 MPH.
* MIXING HEIGHT..........3700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ156-230000-
SW SOLANO COUNTY INCLUDING VALLEJO-
INCLUDING THE CITY OF VALLEJO, BENICIA
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN
CLEARING.
* MAX TEMPERATURE........74-80.
* 24 HR TREND..........4 DEGREES WARMER.
* MIN HUMIDITY...........47-61 PERCENT.
* 24 HR TREND..........9 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTHWEST WINDS 6 TO 12 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1800 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........55-60.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........91-96 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........SOUTHWEST WINDS 5 TO 11 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........84-92.
* MIN HUMIDITY...........37-52 PERCENT.
* 20-FOOT WINDS..........WEST WINDS UP TO 6 MPH.
* MIXING HEIGHT..........3200 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ157-230000-
SACRAMENTO COUNTY DELTA-
INCLUDING THE CITY OF WALNUT GROVE
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........81-86.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........43-48 PERCENT.
* 24 HR TREND..........7 PERCENT DOWN.
* 20-FOOT WINDS..........WEST WINDS 4 TO 10 MPH. LOCAL GUSTS UP TO
20 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2700 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........54-59.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........92-97 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........SOUTHWEST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........86-91.
* MIN HUMIDITY...........27-40 PERCENT.
* 20-FOOT WINDS..........WEST WINDS UP TO 6 MPH.
* MIXING HEIGHT..........3700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ158-230000-
SAN JOAQUIN COUNTY DELTA-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........83-88.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........39-44 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2900 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........54-59.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........89-95 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........WEST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........88-93.
* MIN HUMIDITY...........27-42 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 6 MPH.
* MIXING HEIGHT..........3400 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ159-230000-
C. SAN JOAQUIN COUNTY INCLUDING STOCKTON-
INCLUDING THE CITY OF STOCKTON, LODI
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........36-41 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3000 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........54-59.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........86-93 PERCENT.
* 24 HR TREND..........5 PERCENT DOWN.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 6 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........89-94.
* MIN HUMIDITY...........27-34 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 6 MPH.
* MIXING HEIGHT..........3500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ160-230000-
TRACY TRIANGLE BELOW 1000 FT-
INCLUDING THE CITY OF TRACY
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........34-39 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 8 MPH. LOCAL GUSTS
UP TO 20 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2900 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-61.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........71-86 PERCENT.
* 24 HR TREND..........9 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..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........88-93.
* MIN HUMIDITY...........24-31 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 6 MPH.
* MIXING HEIGHT..........3300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ161-230000-
NE SAN JOAQUIN VALLEY BELOW 1000 FT-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........83-88.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........31-37 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........58-63.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........61-76 PERCENT.
* 24 HR TREND..........10 PERCENT DOWN.
* 20-FOOT WINDS..........NORTH WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........89-94.
* MIN HUMIDITY...........24-31 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 7 MPH.
* MIXING HEIGHT..........3800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ162-230000-
E. DIABLO RANGE ABOVE 1000 FT-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........78-84.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........30-39 PERCENT.
* 24 HR TREND..........4 PERCENT DOWN.
* 20-FOOT WINDS..........
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2900 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-63.
* 24 HR TREND..........4 DEGREES WARMER.
* MAX HUMIDITY...........50-65 PERCENT.
* 24 HR TREND..........17 PERCENT DOWN.
* 20-FOOT WINDS..........
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........83-89.
* MIN HUMIDITY...........18-33 PERCENT.
* 20-FOOT WINDS..........
* MIXING HEIGHT..........4600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ163-230000-
W. STANISLAUS COUNTY ABOVE 1000 FT & I-5-
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........33-38 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTH WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3000 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........57-62.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........70-85 PERCENT.
* 24 HR TREND..........13 PERCENT DOWN.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 6 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........88-93.
* MIN HUMIDITY...........21-33 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 7 MPH.
* MIXING HEIGHT..........3600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ164-230000-
C. STANISLAUS COUNTY INCLUDING MODESTO-
INCLUDING THE CITY OF MODESTO, TURLOCK
202 AM PDT TUE SEP 22 2026
TODAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........84-89.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........33-38 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-60.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........82-93 PERCENT.
* 24 HR TREND..........7 PERCENT DOWN.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........89-94.
* MIN HUMIDITY...........24-34 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 8 MPH.
* MIXING HEIGHT..........3600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
EXTENDED
...SHASTA COUNTY MOUNTAINS AND COASTAL RANGE
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 49 TO 59. NORTHWEST WINDS
UP TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS 73 TO 82. SOUTH WINDS 5 TO
15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 46 TO 56. WEST WINDS 5 TO
15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS 63 TO 72. SOUTHWEST WINDS 5 TO
15 MPH.
FRIDAY NIGHT
COLDER. MOSTLY CLEAR. LOWS 40 TO 50. NORTHWEST
WINDS UP TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS 64 TO 74. EAST WINDS UP TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 42 TO 52. VARIABLE LESS THAN
5 MPH.
...NORTHERN SIERRA AND LASSEN PARK
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO 58. EAST WINDS 5 TO
15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS 76 TO 86. SOUTH WINDS 5 TO
15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 48 TO 58. SOUTHEAST WINDS
5 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS 66 TO 76. SOUTHWEST WINDS UP TO
10 MPH.
FRIDAY NIGHT
COLDER. MOSTLY CLEAR. LOWS 43 TO 53. VARIABLE
LESS THAN 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS 67 TO 76. SOUTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 43 TO 53. VARIABLE LESS THAN
5 MPH.
...SIERRA NEVADA FOOTHILLS
WEDNESDAY NIGHT
CLEAR. LOWS 57 TO 64. EAST WINDS UP TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS 85 TO 92. SOUTH WINDS 5 TO
15 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 63. SOUTHEAST WINDS
5 TO 15 MPH.
FRIDAY
SUNNY. HIGHS 74 TO 82. VARIABLE LESS THAN 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 58. VARIABLE LESS THAN
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS 75 TO 81. VARIABLE LESS THAN
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 57. VARIABLE LESS THAN
5 MPH.
...CENTRAL VALLEY AND DELTA
WEDNESDAY NIGHT
CLEAR. LOWS 57 TO 62. NORTH WINDS UP TO
10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS 90 TO 95. SOUTHWEST WINDS 5 TO
15 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 63. SOUTHWEST WINDS
10 TO 20 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS 82 TO 87. WEST WINDS UP TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 60. WEST WINDS UP TO
10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS 81 TO 86. WEST WINDS UP TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 58. SOUTHWEST WINDS UP
TO 10 MPH.
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