058
FNUS56 KSTO 032123
FWFSTO
FIRE WEATHER PLANNING FORECAST FOR INTERIOR NORTHERN CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
123 PM PST TUE FEB 3 2026
DISCUSSION
DRY CONDITIONS CONTINUE THROUGH THE WEEK, WITH LIGHT WINDS, AND
ABOVE NORMAL TEMPERATURES. A PATTERN CHANGE COULD BRING A RETURN
TO MORE SEASONAL TEMPERATURES AND THE POTENTIAL FOR UNSETTLED
WEATHER LATE WEEKEND INTO EARLY NEXT WEEK. CONFIDENCE IS LOW
RIGHT NOW WITH THE RAIN AND SNOW AMOUNTS ACROSS THE AREA.
CAZ213-050000-
EASTERN PORTION OF SHASTA-TRINITY NF-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........43-48 LOWER ELEVATIONS...EXCEPT 35-45
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........42-57 PERCENT.
* 24 HR TREND..........12 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTH WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 5 TO 11 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........600 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........71-76 LOWER ELEVATIONS...EXCEPT 61-70
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........27-37 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 4 TO 10 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 4 TO 10 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........44-49 LOWER ELEVATIONS...EXCEPT 36-46
HIGHER ELEVATIONS.
* MAX HUMIDITY...........47-62 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTH WINDS 5 TO 11 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 5 TO 11 MPH.
* MIXING HEIGHT..........600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........69-74 LOWER ELEVATIONS...EXCEPT 59-67
HIGHER ELEVATIONS.
* MIN HUMIDITY...........24-39 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTH WINDS UP TO 8 MPH IN THE MORNING
BECOMING UPSLOPE UP TO 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 5 TO 11 MPH IN THE MORNING
BECOMING VARIABLE UP TO 5 MPH.
* MIXING HEIGHT..........2800 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ214-050000-
BURNEY BASIN AND NORTHEAST PLATEAU IN SHASTA COUNTY INCLUDING
NORTHWEST LASSEN NF NORTH OF LASSEN NP-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........26-31 LOWER ELEVATIONS...EXCEPT 29-37
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........73-81 PERCENT LOWER ELEVATIONS...EXCEPT
51-66 PERCENT HIGH ELEVATIONS.
* 24 HR TREND..........16 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 8 MPH.
* RIDGES/UPR SLOPES....EAST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........700 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........65-70 LOWER ELEVATIONS...EXCEPT 60-65
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........32-39 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS 4 TO 9 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1900 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........28-34.
* MAX HUMIDITY...........67-82 PERCENT LOWER ELEVATIONS...EXCEPT
51-66 PERCENT HIGH ELEVATIONS.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 7 MPH IN THE EVENING
BECOMING DRAINAGE UP TO 5 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 11 MPH.
* MIXING HEIGHT..........700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........63-68 LOWER ELEVATIONS...EXCEPT 58-63
HIGHER ELEVATIONS.
* MIN HUMIDITY...........27-42 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS UP TO 8 MPH IN THE MORNING
BECOMING VARIABLE UP TO 5 MPH.
* MIXING HEIGHT..........2300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ215-050000-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........39-44.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........61-76 PERCENT.
* 24 HR TREND..........18 PERCENT DOWN.
* 20-FOOT WINDS..........NORTH WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........600 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........70-75.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........37-44 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTH WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1200 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........39-45.
* MAX HUMIDITY...........61-76 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 7 MPH.
* MIXING HEIGHT..........600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........68-73.
* MIN HUMIDITY...........27-42 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 7 MPH.
* MIXING HEIGHT..........1700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ216-050000-
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........40-45.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........73-88 PERCENT.
* 24 HR TREND..........10 PERCENT DOWN.
* 20-FOOT WINDS..........NORTH WINDS UP TO 7 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............MOSTLY SUNNY. WIDESPREAD DENSE FOG IN THE
MORNING.
* MAX TEMPERATURE........66-71.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........41-49 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTH WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........41-46.
* MAX HUMIDITY...........62-77 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 7 MPH.
* MIXING HEIGHT..........500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........66-71.
* MIN HUMIDITY...........33-48 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS UP TO 8 MPH.
* MIXING HEIGHT..........1500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ217-050000-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR. PATCHY FOG.
* MIN TEMPERATURE........39-44.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........83-96 PERCENT.
* 24 HR TREND..........7 PERCENT DOWN.
* 20-FOOT WINDS..........SOUTHWEST WINDS UP TO 6 MPH SHIFTING TO
THE NORTHEAST 4 TO 9 MPH AFTER MIDNIGHT.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN
CLEARING. WIDESPREAD DENSE FOG IN THE MORNING.
* MAX TEMPERATURE........65-70.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........45-54 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTH WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........40-45.
* MAX HUMIDITY...........65-80 PERCENT.
* 20-FOOT WINDS..........NORTHEAST WINDS UP TO 8 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............MOSTLY SUNNY UNTIL LATE AFTERNOON THEN
BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE........64-69.
* MIN HUMIDITY...........36-51 PERCENT.
* 20-FOOT WINDS..........NORTH WINDS 4 TO 9 MPH.
* MIXING HEIGHT..........1500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ218-050000-
CARQUINEZ STRAIT AND DELTA-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............PARTLY CLOUDY. PATCHY DENSE FOG.
* MIN TEMPERATURE........39-44.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........93-98 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........EAST WINDS UP TO 8 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN
CLEARING. WIDESPREAD DENSE FOG IN THE MORNING.
* MAX TEMPERATURE........64-69.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........52-57 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........NORTHEAST WINDS 5 TO 11 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY.
* MIN TEMPERATURE........40-45.
* MAX HUMIDITY...........72-87 PERCENT.
* 20-FOOT WINDS..........NORTHEAST WINDS 4 TO 9 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY
LATE IN THE MORNING THEN BECOMING PARTLY CLOUDY THEN BECOMING
MOSTLY CLOUDY LATE IN THE AFTERNOON.
* MAX TEMPERATURE........64-69.
* MIN HUMIDITY...........43-57 PERCENT.
* 20-FOOT WINDS..........NORTHEAST WINDS 5 TO 11 MPH.
* MIXING HEIGHT..........1500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ219-050000-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............PARTLY CLOUDY. PATCHY FOG IN THE EVENING.
WIDESPREAD DENSE FOG AFTER MIDNIGHT.
* MIN TEMPERATURE........41-46.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........83-97 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 6 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN
CLEARING. WIDESPREAD DENSE FOG IN THE MORNING.
* MAX TEMPERATURE........63-68.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........52-58 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........EAST WINDS UP TO 6 MPH SHIFTING TO THE
NORTH UP TO 7 MPH IN THE AFTERNOON.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........42-47.
* MAX HUMIDITY...........62-77 PERCENT.
* 20-FOOT WINDS..........EAST WINDS UP TO 8 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY
LATE IN THE MORNING THEN BECOMING PARTLY CLOUDY THEN BECOMING
MOSTLY CLOUDY LATE IN THE AFTERNOON.
* MAX TEMPERATURE........65-70.
* MIN HUMIDITY...........35-50 PERCENT.
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 8 MPH.
* MIXING HEIGHT..........1500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ263-279-050000-
SOUTHEAST EDGE SHASTA-TRINITY NF AND WESTERN PORTIONS OF TEHAMA-
GLENN UNIT-EASTERN MENDOCINO NF-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........45-51.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........38-49 PERCENT LOWER ELEVATIONS...EXCEPT
26-34 PERCENT HIGH ELEVATIONS.
* 24 HR TREND..........13 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 4 TO 9 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........600 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........70-75 LOWER ELEVATIONS...EXCEPT 60-68
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........20-33 PERCENT.
* 24 HR TREND..........5 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHWEST WINDS UP TO 7 MPH IN THE MORNING
BECOMING UPSLOPE UP TO 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1200 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE........43-49.
* MAX HUMIDITY...........41-56 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 4 TO 9 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 4 TO 9 MPH.
* MIXING HEIGHT..........600 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........66-71 LOWER ELEVATIONS...EXCEPT 57-63
HIGHER ELEVATIONS.
* MIN HUMIDITY...........22-37 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....NORTH WINDS 5 TO 11 MPH SHIFTING TO THE EAST
4 TO 10 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........2100 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ266-050000-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........44-50.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........41-54 PERCENT LOWER ELEVATIONS...EXCEPT
32-42 PERCENT HIGH ELEVATIONS.
* 24 HR TREND..........27 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS 8 TO 14 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 8 TO 14 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........68-73.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........34-47 PERCENT LOWER ELEVATIONS...EXCEPT
28-35 PERCENT HIGH ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 9 TO 15 MPH SHIFTING TO THE
NORTHWEST UP TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 6 TO 12 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1100 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........46-51.
* MAX HUMIDITY...........41-56 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS 8 TO 14 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 8 TO 14 MPH.
* MIXING HEIGHT..........500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........66-71.
* MIN HUMIDITY...........26-41 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 8 TO 14 MPH IN THE MORNING
BECOMING UPSLOPE UP TO 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 6 TO 12 MPH IN THE MORNING
BECOMING VARIABLE UP TO 5 MPH.
* MIXING HEIGHT..........1900 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ220-267-050000-
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-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........43-48.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........63-78 PERCENT LOWER ELEVATIONS...EXCEPT
42-57 PERCENT HIGH ELEVATIONS.
* 24 HR TREND..........30 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS 4 TO 9 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 9 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........500 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........67-72.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........38-51 PERCENT LOWER ELEVATIONS...EXCEPT
27-37 PERCENT HIGH ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 10 MPH IN THE MORNING
BECOMING VARIABLE UP TO 5 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........45-50.
* MAX HUMIDITY...........45-60 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH BECOMING EAST UP
TO 7 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 10 MPH.
* MIXING HEIGHT..........500 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............MOSTLY SUNNY.
* MAX TEMPERATURE........68-73.
* MIN HUMIDITY...........31-46 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....EAST WINDS UP TO 8 MPH IN THE MORNING
BECOMING VARIABLE UP TO 5 MPH.
* MIXING HEIGHT..........2000 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ268-050000-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........32-42.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........42-57 PERCENT...EXCEPT 77-85 PERCENT IN
THE HIGH MOUNTAIN VALLEYS.
* 24 HR TREND..........14 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 9 TO 15 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 9 TO 15 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........57-67 LOWER ELEVATIONS...EXCEPT 53-61
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........27-42 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 8 TO 14 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS 8 TO 14 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1000 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........32-42.
* MAX HUMIDITY...........49-64 PERCENT...EXCEPT 67-82 PERCENT IN
THE HIGH MOUNTAIN VALLEYS.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS 9 TO 15 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 9 TO 15 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........58-64 LOWER ELEVATIONS...EXCEPT 53-59
HIGHER ELEVATIONS.
* MIN HUMIDITY...........28-43 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 6 TO 12 MPH SHIFTING TO THE
SOUTHEAST UP TO 7 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST WINDS 5 TO 11 MPH.
* MIXING HEIGHT..........2700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
CAZ221-269-050000-
STANISLAUS NF WEST OF THE SIERRA CREST-
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE
SIERRA CREST-
123 PM PST TUE FEB 3 2026
TONIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........43-51 LOWER ELEVATIONS...EXCEPT 32-42
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MAX HUMIDITY...........28-43 PERCENT.
* 24 HR TREND..........18 PERCENT DOWN.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS 6 TO 12 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 6 TO 12 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........300 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........67-72 LOWER ELEVATIONS...EXCEPT 54-64
HIGHER ELEVATIONS.
* 24 HR TREND..........LITTLE CHANGE.
* MIN HUMIDITY...........19-28 PERCENT.
* 24 HR TREND..........LITTLE CHANGE.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS 5 TO 11 MPH SHIFTING TO THE WEST
UP TO 8 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST WINDS 7 TO 13 MPH.
* CWR....................0 PERCENT.
* MIXING HEIGHT..........1400 FT AGL.
* CHANCE OF THUNDER......0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER............CLEAR.
* MIN TEMPERATURE........45-51 LOWER ELEVATIONS...EXCEPT 32-42
HIGHER ELEVATIONS.
* MAX HUMIDITY...........38-53 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS 6 TO 12 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 6 TO 12 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
THURSDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE........66-71 LOWER ELEVATIONS...EXCEPT 52-62
HIGHER ELEVATIONS.
* MIN HUMIDITY...........21-36 PERCENT.
* 20-FOOT WINDS..........
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 8 MPH IN THE MORNING
BECOMING UPSLOPE UP TO 5 MPH.
* RIDGES/UPR SLOPES....EAST WINDS 4 TO 10 MPH SHIFTING TO THE WEST
UP TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4700 FT AGL.
* CWR....................0 PERCENT.
* CHANCE OF THUNDER......0 PERCENT.
EXTENDED
...SHASTA COUNTY MOUNTAINS AND COASTAL RANGE
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 37 TO 47. NORTH WINDS UP TO
10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS 56 TO 64. WEST WINDS UP TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 34 TO 44. NORTHWEST WINDS UP
TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS 54 TO 63. VARIABLE LESS THAN
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.
LOWS 36 TO 46. VARIABLE LESS THAN 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 50 TO 58.
WEST WINDS UP TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 32 TO
42. WEST WINDS UP TO 10 MPH.
...NORTHERN SIERRA AND LASSEN PARK
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 37 TO 47. NORTHEAST WINDS
5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. HIGHS 57 TO 65. SOUTH WINDS 5 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 35 TO 45. NORTHEAST WINDS UP
TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS 57 TO 65. VARIABLE LESS THAN
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 36 TO 46. VARIABLE LESS
THAN 5 MPH.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 54 TO
63. SOUTH WINDS UP TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 33 TO
43. VARIABLE LESS THAN 5 MPH.
...SIERRA NEVADA FOOTHILLS
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 46 TO 51. EAST WINDS 5 TO
15 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS 64 TO 69. SOUTHEAST WINDS 5 TO
15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 43 TO 48. EAST WINDS UP TO
10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS 64 TO 69. VARIABLE LESS THAN
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 45 TO 50. VARIABLE LESS
THAN 5 MPH.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 61 TO
66. VARIABLE LESS THAN 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 42 TO
47. VARIABLE LESS THAN 5 MPH.
...CENTRAL VALLEY AND DELTA
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 44 TO 49. VARIABLE LESS
THAN 5 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS 65 TO 70. VARIABLE LESS THAN
5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 44 TO 49. NORTHWEST WINDS UP
TO 10 MPH.
SATURDAY
PARTLY CLOUDY. HIGHS 64 TO 69. VARIABLE LESS THAN
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 44 TO 49. VARIABLE LESS
THAN 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. HIGHS 61 TO
66. VARIABLE LESS THAN 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 44 TO
49. SOUTHWEST WINDS 5 TO 10 MPH.
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