419
FNUS56 KSTO 052040
FWFSTO
FIRE WEATHER PLANNING FORECAST FOR INTERIOR NORTHERN CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
140 PM PDT THU JUN 5 2025
DISCUSSION
DRY AND WARM WEATHER IS EXPECTED ACROSS THE AREA THROUGH THE
WEEKEND AND INTO NEXT WEEK, WITH PERIODICALLY BREEZY WINDS.
CHANCES FOR SHOWERS OR ISOLATED THUNDERSTORMS (10-25%) WILL
CONTINUE TODAY AND THROUGH THE WEEKEND OVER THE HIGH SIERRA, WITH
THE HIGHEST CHANCES SOUTH OF US 50.
CAZ213-062045-
EASTERN PORTION OF SHASTA-TRINITY NF-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........62-67 LOWER ELEVATIONS...EXCEPT 53-63
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........47-59 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS UP TO 8 MPH SHIFTING TO THE NORTH
AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........700 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
FRIDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........93-98 LOWER ELEVATIONS...EXCEPT 83-93
HIGHER ELEVATIONS.
* 24 HR TREND..........5 DEGREES WARMER.
* MIN HUMIDITY...........17-22 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTH UP
TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 7 MPH SHIFTING TO THE
SOUTH UP TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........9200 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........65-70 LOWER ELEVATIONS...EXCEPT 58-66
HIGHER ELEVATIONS.
* MAX HUMIDITY...........46-61 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...SOUTH WINDS UP TO 7 MPH IN THE EVENING
BECOMING DRAINAGE UP TO 5 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 8 MPH SHIFTING TO THE
NORTH UP TO 7 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........95-100 LOWER ELEVATIONS...EXCEPT 84-94
HIGHER ELEVATIONS.
* MIN HUMIDITY...........17-32 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTH UP
TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 7 MPH SHIFTING TO THE
SOUTH UP TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........8300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ214-062045-
BURNEY BASIN AND NORTHEAST PLATEAU IN SHASTA COUNTY INCLUDING
NORTHWEST LASSEN NF NORTH OF LASSEN NP-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........48-56.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........58-68 PERCENT.
* 24 HR TREND..........4 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..........800 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
FRIDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........87-92 LOWER ELEVATIONS...EXCEPT 81-86
HIGHER ELEVATIONS.
* 24 HR TREND..........5 DEGREES WARMER.
* MIN HUMIDITY...........16-21 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH BECOMING
NORTHWEST UP TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........10600 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........52-60.
* MAX HUMIDITY...........51-66 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 IN THE EVENING
BECOMING VARIABLE UP TO 5 MPH.
* MIXING HEIGHT..........800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........90-95 LOWER ELEVATIONS...EXCEPT 83-89
HIGHER ELEVATIONS.
* MIN HUMIDITY...........18-32 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
NORTHWEST UP TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........11200 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ215-062045-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........62-68.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........60-72 PERCENT.
* 24 HR TREND..........8 PERCENT UP.
* 20-FOOT WINDS..........SOUTH WINDS UP TO 7 MPH SHIFTING TO THE
NORTHEAST UP TO 6 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........600 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
FRIDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........97-103.
* 24 HR TREND..........5 DEGREES WARMER.
* MIN HUMIDITY...........17-22 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........WEST WINDS UP TO 6 MPH SHIFTING TO THE
SOUTH UP TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........6200 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........65-72.
* MAX HUMIDITY...........53-68 PERCENT.
* 20-FOOT WINDS..........SOUTHEAST WINDS 4 TO 9 MPH.
* MIXING HEIGHT..........700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........99-105.
* MIN HUMIDITY...........17-26 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 5 MPH SHIFTING TO THE
SOUTH UP TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........5100 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ216-062045-
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........58-63.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........73-88 PERCENT.
* 24 HR TREND..........6 PERCENT UP.
* 20-FOOT WINDS..........SOUTHEAST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........94-99.
* 24 HR TREND..........4 DEGREES WARMER.
* MIN HUMIDITY...........24-29 PERCENT.
* 24 HR TREND..........4 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........4000 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........62-67.
* MAX HUMIDITY...........58-73 PERCENT.
* 20-FOOT WINDS..........SOUTH WINDS 5 TO 11 MPH. LOCAL GUSTS UP TO
20 MPH IN THE EVENING.
* MIXING HEIGHT..........500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........95-100.
* MIN HUMIDITY...........21-32 PERCENT.
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 7 MPH.
* MIXING HEIGHT..........3600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ217-062045-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........53-58.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........78-93 PERCENT.
* 24 HR TREND..........5 PERCENT UP.
* 20-FOOT WINDS..........SOUTH WINDS 5 TO 11 MPH. LOCAL GUSTS UP TO
25 MPH IN THE EVENING.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........700 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........90-95.
* 24 HR TREND..........5 DEGREES WARMER.
* MIN HUMIDITY...........25-32 PERCENT.
* 24 HR TREND..........5 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTHWEST WINDS 4 TO 9 MPH. LOCAL GUSTS UP
TO 20 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........56-62.
* MAX HUMIDITY...........61-76 PERCENT.
* 20-FOOT WINDS..........SOUTHWEST WINDS 6 TO 12 MPH WITH LOCAL
GUSTS UP TO 25 MPH.
* MIXING HEIGHT..........600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........92-98.
* MIN HUMIDITY...........27-42 PERCENT.
* 20-FOOT WINDS..........SOUTHWEST WINDS 4 TO 9 MPH.
* MIXING HEIGHT..........3200 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ218-062045-
CARQUINEZ STRAIT AND DELTA-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........53-58.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........87-92 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........WEST WINDS 9 TO 15 MPH WITH LOCAL GUSTS UP
TO 25 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........800 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN
CLEARING.
* MAX TEMPERATURE........81-90.
* 24 HR TREND..........5 DEGREES WARMER.
* MIN HUMIDITY...........32-46 PERCENT.
* 24 HR TREND..........7 PERCENT DOWN.
* 20-FOOT WINDS..........WEST WINDS 8 TO 14 MPH WITH LOCAL GUSTS UP
TO 25 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........2000 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-60.
* MAX HUMIDITY...........74-89 PERCENT.
* 20-FOOT WINDS..........WEST WINDS 10 TO 16 MPH.
* MIXING HEIGHT..........900 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........81-91.
* MIN HUMIDITY...........41-56 PERCENT.
* 20-FOOT WINDS..........WEST WINDS 7 TO 13 MPH.
* MIXING HEIGHT..........1900 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ219-062045-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........55-60.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........73-88 PERCENT.
* 24 HR TREND..........8 PERCENT UP.
* 20-FOOT WINDS..........NORTHWEST WINDS 6 TO 12 MPH. LOCAL GUSTS
UP TO 20 MPH IN THE EVENING.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........800 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........90-95.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........24-29 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTHWEST WINDS 4 TO 10 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........3600 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........59-64.
* MAX HUMIDITY...........58-73 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS 6 TO 12 MPH.
* MIXING HEIGHT..........700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........90-96.
* MIN HUMIDITY...........22-34 PERCENT.
* 20-FOOT WINDS..........NORTHWEST WINDS 5 TO 11 MPH. LOCAL GUSTS
UP TO 20 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........3000 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ263-279-062045-
SOUTHEAST EDGE SHASTA-TRINITY NF AND WESTERN PORTIONS OF TEHAMA-
GLENN UNIT-EASTERN MENDOCINO NF-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........64-69 LOWER ELEVATIONS...EXCEPT 56-63
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........50-60 PERCENT.
* 24 HR TREND..........10 PERCENT UP.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...SOUTH WINDS UP TO 8 MPH IN THE EVENING
BECOMING DRAINAGE UP TO 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 10 MPH SHIFTING TO THE NORTH
UP TO 7 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........800 FT AGL.
* CHANCE OF THUNDER......2 PERCENT.
FRIDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........94-99 LOWER ELEVATIONS...EXCEPT 77-87
HIGHER ELEVATIONS.
* 24 HR TREND..........5 DEGREES WARMER.
* MIN HUMIDITY...........17-22 PERCENT LOWER ELEVATIONS...EXCEPT
23-34 PERCENT HIGH ELEVATIONS.
* 24 HR TREND..........5 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTHEAST
4 TO 9 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........7100 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........66-71 LOWER ELEVATIONS...EXCEPT 59-65
HIGHER ELEVATIONS.
* MAX HUMIDITY...........43-58 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 10 MPH SHIFTING TO THE WEST
UP TO 7 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* MIXING HEIGHT..........800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........95-100 LOWER ELEVATIONS...EXCEPT 78-88
HIGHER ELEVATIONS.
* MIN HUMIDITY...........24-39 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTHEAST
UP TO 8 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 7 MPH SHIFTING TO THE
SOUTHEAST 4 TO 9 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........6300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ266-062045-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........61-67.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........50-59 PERCENT.
* 24 HR TREND..........7 PERCENT UP.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS UP TO 7 MPH IN THE EVENING
BECOMING DRAINAGE UP TO 5 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS UP TO 7 MPH IN THE EVENING
BECOMING VARIABLE UP TO 5 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........600 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
FRIDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........89-96 LOWER ELEVATIONS...EXCEPT 84-92
HIGHER ELEVATIONS.
* 24 HR TREND..........4 DEGREES WARMER.
* MIN HUMIDITY...........19-33 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 WEST UP
TO 8 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........4800 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........64-71.
* MAX HUMIDITY...........48-63 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...SOUTH WINDS UP TO 8 MPH SHIFTING TO THE EAST
AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....SOUTH WINDS UP TO 8 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........92-97 LOWER ELEVATIONS...EXCEPT 87-93
HIGHER ELEVATIONS.
* MIN HUMIDITY...........24-39 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTHWEST
UP TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH BECOMING WEST UP
TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ220-267-062045-
SOUTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
TOULUMNE-CALAVERAS UNIT-
NORTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
NEVADA-YUBA-PLACER-AMADOR AND ELDORADO UNITS-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........57-63.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........60-73 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 8 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....WEST WINDS UP TO 8 MPH SHIFTING TO THE
NORTHEAST UP TO 7 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........600 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
FRIDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........83-92.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........26-32 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..........4000 FT AGL.
* CHANCE OF THUNDER......3 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........61-66.
* MAX HUMIDITY...........53-68 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 8 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH SHIFTING TO THE
NORTHEAST UP TO 7 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......1 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........85-94.
* MIN HUMIDITY...........23-36 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING WEST 4 TO
10 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH BECOMING WEST 4
TO 10 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........3800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ268-062045-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........48-58.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........51-64 PERCENT...EXCEPT 64-79 PERCENT IN
THE HIGH MOUNTAIN VALLEYS.
* 24 HR TREND..........8 PERCENT UP.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 8 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....WEST WINDS 4 TO 9 MPH SHIFTING TO THE
NORTHEAST 4 TO 10 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........600 FT AGL.
* CHANCE OF THUNDER......2 PERCENT.
FRIDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........79-87 LOWER ELEVATIONS...EXCEPT 72-81
HIGHER ELEVATIONS.
* 24 HR TREND..........5 DEGREES WARMER.
* MIN HUMIDITY...........20-32 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 8 MPH SHIFTING TO THE
WEST 4 TO 10 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 9 MPH SHIFTING TO THE WEST 4
TO 10 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........7700 FT AGL.
* CHANCE OF THUNDER......1 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........51-61.
* MAX HUMIDITY...........55-70 PERCENT...EXCEPT 64-79 PERCENT IN
THE HIGH MOUNTAIN VALLEYS.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 11 MPH IN THE EVENING
BECOMING DRAINAGE UP TO 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH SHIFTING TO THE
NORTHEAST UP TO 7 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......1 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........81-89 LOWER ELEVATIONS...EXCEPT 74-82
HIGHER ELEVATIONS.
* MIN HUMIDITY...........24-39 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 7 MPH SHIFTING TO THE
SOUTHWEST 4 TO 9 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..........8200 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ221-269-062045-
STANISLAUS NF WEST OF THE SIERRA CREST-
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE
SIERRA CREST-
140 PM PDT THU JUN 5 2025
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........56-62 LOWER ELEVATIONS...EXCEPT 44-54
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........59-74 PERCENT.
* 24 HR TREND..........6 PERCENT UP.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 7 MPH IN THE EVENING
BECOMING DRAINAGE UP TO 5 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 9 MPH SHIFTING TO THE
EAST UP TO 8 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........300 FT AGL.
* CHANCE OF THUNDER......6 PERCENT.
FRIDAY
* SKY/WEATHER............MOSTLY SUNNY. AT HIGHER ELEVATIONS, A
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE........79-85 LOWER ELEVATIONS...EXCEPT 68-78
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........29-38 PERCENT.
* 24 HR TREND..........4 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 8 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........5600 FT AGL.
* CHANCE OF THUNDER......6 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........59-65 LOWER ELEVATIONS...EXCEPT 47-57
HIGHER ELEVATIONS.
* MAX HUMIDITY...........57-72 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 8 MPH IN THE EVENING
BECOMING DRAINAGE UP TO 5 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH SHIFTING TO THE
NORTHEAST UP TO 7 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......2 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........81-87 LOWER ELEVATIONS...EXCEPT 70-80
HIGHER ELEVATIONS.
* MIN HUMIDITY...........25-40 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING WEST UP
TO 8 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST WINDS UP TO 8 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* MIXING HEIGHT..........6400 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
EXTENDED
...SHASTA COUNTY MOUNTAINS AND COASTAL RANGE
SATURDAY NIGHT
CLEAR. LOWS 58 TO 67. WEST WINDS UP TO 13 MPH.
SUNDAY
SUNNY. HIGHS 85 TO 95. NORTHEAST WINDS UP TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 66. NORTHWEST WINDS UP
TO 13 MPH.
MONDAY
SUNNY. HIGHS 84 TO 94. SOUTH WINDS UP TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS 57 TO 65. NORTHWEST WINDS UP TO
10 MPH.
TUESDAY
SUNNY. HIGHS 82 TO 91. SOUTHEAST WINDS UP TO 10 MPH.
TUESDAY NIGHT
CLEAR. LOWS 55 TO 63. NORTHWEST WINDS UP TO
10 MPH.
...NORTHERN SIERRA AND LASSEN PARK
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 65. NORTH WINDS UP TO
10 MPH.
SUNDAY
SUNNY. HIGHS 83 TO 92. WEST WINDS UP TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 65. NORTHEAST WINDS UP
TO 10 MPH.
MONDAY
SUNNY. HIGHS 83 TO 92. WEST WINDS UP TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS 56 TO 65. VARIABLE LESS THAN 5 MPH.
TUESDAY
SUNNY. HIGHS 82 TO 90. SOUTHWEST WINDS UP TO 10 MPH.
TUESDAY NIGHT
CLEAR. LOWS 54 TO 64. VARIABLE LESS THAN 5 MPH.
...SIERRA NEVADA FOOTHILLS
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 68. EAST WINDS UP TO
13 MPH.
SUNDAY
SUNNY. HIGHS 88 TO 96. WEST WINDS UP TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 68. EAST WINDS UP TO
10 MPH.
MONDAY
SUNNY. HIGHS 89 TO 96. SOUTHWEST WINDS UP TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS 60 TO 67. EAST WINDS UP TO 10 MPH.
TUESDAY
SUNNY. HIGHS 88 TO 94. SOUTHWEST WINDS UP TO 10 MPH.
TUESDAY NIGHT
CLEAR. LOWS 60 TO 66. VARIABLE LESS THAN 5 MPH.
...CENTRAL VALLEY AND DELTA
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 66. SOUTHWEST WINDS
5 TO 15 MPH.
SUNDAY
SUNNY. HIGHS 92 TO 101. SOUTHWEST WINDS UP TO 13 MPH.
SUNDAY NIGHT
CLEAR. LOWS 58 TO 65. SOUTH WINDS 5 TO 15 MPH.
MONDAY
SUNNY. HIGHS 93 TO 100. SOUTHWEST WINDS UP TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS 56 TO 62. SOUTH WINDS 5 TO 15 MPH.
TUESDAY
SUNNY. HIGHS 92 TO 99. SOUTHWEST WINDS UP TO 10 MPH.
TUESDAY NIGHT
CLEAR. LOWS 55 TO 62. SOUTH WINDS 5 TO 10 MPH.
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