360  
FNUS56 KSTO 180852  
FWFSTO  
 
FIRE WEATHER PLANNING FORECAST FOR INTERIOR NORTHERN CALIFORNIA  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
152 AM PDT TUE MAR 18 2025  
 
   
DISCUSSION  
 
DRY AND COLD WEATHER TODAY FOLLOWED BY ADDITIONAL WEAK SYSTEMS  
THROUGH THE WORK WEEK WITH PERIODS OF LIGHT TO MODERATE  
PRECIPITATION AND BREEZY WINDS WITH BREAKS OF DRY WEATHER IN  
BETWEEN WAVES. PREDOMINANTLY DRY WEATHER ARRIVES THIS WEEKEND INTO  
EARLY NEXT WEEK.  
 
CAZ213-190015-  
EASTERN PORTION OF SHASTA-TRINITY NF-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............PARTLY CLOUDY IN THE MORNING THEN  
CLEARING. WIDESPREAD FROST IN THE MORNING.  
* MAX TEMPERATURE........54-59 LOWER ELEVATIONS...EXCEPT 43-52  
HIGHER ELEVATIONS.  
* 24 HR TREND..........6 DEGREES WARMER.  
* MIN HUMIDITY...........38-50 PERCENT.  
* 24 HR TREND..........24 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS 4 TO 10 MPH SHIFTING TO THE  
SOUTHWEST 4 TO 9 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR. AREAS OF FROST AFTER  
MIDNIGHT.  
* MIN TEMPERATURE........34-39 LOWER ELEVATIONS...EXCEPT 25-33  
HIGHER ELEVATIONS.  
* 24 HR TREND..........5 DEGREES WARMER.  
* MAX HUMIDITY...........70-85 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH.  
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 5 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY CLOUDY. WIDESPREAD FROST EARLY IN  
THE MORNING. AT LOWER ELEVATIONS, SHOWERS LIKELY IN THE  
AFTERNOON. AT HIGHER ELEVATIONS, SHOWERS AND SNOW SHOWERS LIKELY  
IN THE AFTERNOON. SNOW LEVEL 3500 FEET IN THE AFTERNOON.  
* MAX TEMPERATURE........49-54 LOWER ELEVATIONS...EXCEPT 39-47  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........57-72 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTH 6  
TO 12 MPH WITH LOCAL GUSTS UP TO 30 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 7 MPH INCREASING TO  
SOUTH 11 TO 17 MPH WITH LOCAL GUSTS UP TO 30 MPH IN THE  
AFTERNOON.  
* CWR....................20 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ214-190015-  
BURNEY BASIN AND NORTHEAST PLATEAU IN SHASTA COUNTY INCLUDING  
NORTHWEST LASSEN NF NORTH OF LASSEN NP-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........46-51 LOWER ELEVATIONS...EXCEPT 41-46  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........38-47 PERCENT.  
* 24 HR TREND..........27 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH.  
* RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 7 MPH BECOMING WEST UP  
TO 7 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........23-30.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MAX HUMIDITY...........86-94 PERCENT LOWER ELEVATIONS...EXCEPT  
74-88 PERCENT HIGH ELEVATIONS.  
* 24 HR TREND..........5 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.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY CLOUDY. AT LOWER ELEVATIONS, A  
SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS EARLY IN THE AFTERNOON.  
A SLIGHT CHANCE OF SHOWERS LATE IN THE AFTERNOON. AT HIGHER  
ELEVATIONS, A SLIGHT CHANCE OF SNOW SHOWERS EARLY IN THE  
AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS LATE IN  
THE AFTERNOON.  
* MAX TEMPERATURE........48-53 LOWER ELEVATIONS...EXCEPT 43-48  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........39-54 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTHWEST  
6 TO 12 MPH WITH LOCAL GUSTS UP TO 25 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHEAST WINDS UP TO 7 MPH INCREASING TO  
SOUTHWEST 11 TO 17 MPH WITH LOCAL GUSTS UP TO 30 MPH IN THE  
AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ215-190015-  
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW  
1000 FT-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY. AREAS OF FROST IN THE  
MORNING.  
* MAX TEMPERATURE........58-63.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........31-36 PERCENT.  
* 24 HR TREND..........27 PERCENT DOWN.  
* 20-FOOT WINDS..........NORTH WINDS UP TO 8 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........35-40.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........77-87 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 6 MPH SHIFTING TO  
THE NORTH UP TO 5 MPH AFTER MIDNIGHT.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY CLOUDY. AREAS OF FROST EARLY IN THE  
MORNING. A CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE........55-61.  
* MIN HUMIDITY...........45-60 PERCENT.  
* 20-FOOT WINDS..........NORTH WINDS UP TO 5 MPH INCREASING TO  
SOUTH 9 TO 15 MPH WITH LOCAL GUSTS UP TO 30 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ216-190015-  
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN  
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY. AREAS OF FROST IN THE  
MORNING.  
* MAX TEMPERATURE........58-63.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........35-42 PERCENT.  
* 24 HR TREND..........24 PERCENT DOWN.  
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 8 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........36-41.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........81-91 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........NORTHEAST WINDS UP TO 6 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE........57-62.  
* MIN HUMIDITY...........43-58 PERCENT.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 6 MPH INCREASING TO  
SOUTH 11 TO 17 MPH WITH LOCAL GUSTS UP TO 30 MPH IN THE  
AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ217-190015-  
SOUTHERN SACRAMENTO VALLEY IN YOLO-  
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY  
BELOW 1000 FT-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........59-64.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........39-47 PERCENT.  
* 24 HR TREND..........23 PERCENT DOWN.  
* 20-FOOT WINDS..........NORTHWEST WINDS 4 TO 9 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........36-41.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........84-95 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........NORTH WINDS UP TO 6 MPH SHIFTING TO THE  
SOUTH AFTER MIDNIGHT.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MAX TEMPERATURE........58-63.  
* MIN HUMIDITY...........47-62 PERCENT.  
* 20-FOOT WINDS..........SOUTH WINDS 4 TO 9 MPH. LOCAL GUSTS UP TO  
20 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ218-190015-  
CARQUINEZ STRAIT AND DELTA-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........60-65.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........39-45 PERCENT.  
* 24 HR TREND..........22 PERCENT DOWN.  
* 20-FOOT WINDS..........NORTHWEST WINDS 4 TO 9 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........36-41.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........88-93 PERCENT.  
* 24 HR TREND..........5 PERCENT UP.  
* 20-FOOT WINDS..........WEST WINDS UP TO 8 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............PARTLY CLOUDY EARLY IN THE MORNING THEN  
BECOMING MOSTLY CLOUDY.  
* MAX TEMPERATURE........59-64.  
* MIN HUMIDITY...........48-63 PERCENT.  
* 20-FOOT WINDS..........SOUTH WINDS 4 TO 9 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ219-190015-  
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS  
COUNTIES BELOW 1000 FT-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........57-62.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........40-52 PERCENT.  
* 24 HR TREND..........20 PERCENT DOWN.  
* 20-FOOT WINDS..........NORTHWEST WINDS 6 TO 12 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........36-41.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........81-95 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........NORTHWEST WINDS 4 TO 10 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY  
IN THE LATE MORNING AND EARLY AFTERNOON THEN BECOMING MOSTLY  
CLOUDY.  
* MAX TEMPERATURE........61-66.  
* MIN HUMIDITY...........41-56 PERCENT.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 7 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ263-279-190015-  
SOUTHEAST EDGE SHASTA-TRINITY NF AND WESTERN PORTIONS OF TEHAMA-  
GLENN UNIT-EASTERN MENDOCINO NF-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........54-59 LOWER ELEVATIONS...EXCEPT 39-49  
HIGHER ELEVATIONS.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MIN HUMIDITY...........37-42 PERCENT LOWER ELEVATIONS...EXCEPT  
44-55 PERCENT HIGH ELEVATIONS.  
* 24 HR TREND..........14 PERCENT DOWN.  
* 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 7 TO 13 MPH SHIFTING TO THE  
SOUTHWEST 4 TO 10 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........36-41 LOWER ELEVATIONS...EXCEPT 27-34  
HIGHER ELEVATIONS.  
* 24 HR TREND..........5 DEGREES WARMER.  
* MAX HUMIDITY...........68-80 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 8 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 8 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY CLOUDY. AT LOWER ELEVATIONS,  
SHOWERS LIKELY IN THE AFTERNOON. AT HIGHER ELEVATIONS, SNOW  
SHOWERS AND SHOWERS LIKELY IN THE AFTERNOON. SNOW LEVEL 4000 FEET  
IN THE AFTERNOON.  
* MAX TEMPERATURE........51-56 LOWER ELEVATIONS...EXCEPT 39-47  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........49-64 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTHEAST  
8 TO 14 MPH WITH LOCAL GUSTS UP TO 25 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH WINDS 4 TO 10 MPH INCREASING TO 15 TO  
21 MPH WITH LOCAL GUSTS UP TO 35 MPH IN THE AFTERNOON.  
* CWR....................30 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ266-190015-  
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS  
OF SHASTA-TRINITY AND BUTTE UNITS-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY. WIDESPREAD FROST IN THE  
MORNING.  
* MAX TEMPERATURE........48-57.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MIN HUMIDITY...........36-50 PERCENT.  
* 24 HR TREND..........29 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 8 MPH SHIFTING TO THE  
WEST UP TO 7 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 8 MPH SHIFTING TO THE  
WEST UP TO 7 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........33-41.  
* 24 HR TREND..........5 DEGREES WARMER.  
* MAX HUMIDITY...........65-74 PERCENT.  
* 24 HR TREND..........15 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.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............PARTLY CLOUDY EARLY IN THE MORNING THEN  
BECOMING MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON.  
* MAX TEMPERATURE........48-57.  
* MIN HUMIDITY...........45-60 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 7 TO 13 MPH. LOCAL GUSTS UP  
TO 35 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH WINDS 7 TO 13 MPH. LOCAL GUSTS UP TO  
30 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ220-267-190015-  
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-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY. AREAS OF FROST IN THE  
MORNING.  
* MAX TEMPERATURE........49-58.  
* 24 HR TREND..........5 DEGREES WARMER.  
* MIN HUMIDITY...........51-59 PERCENT.  
* 24 HR TREND..........28 PERCENT DOWN.  
* 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.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR. AREAS OF FROST AFTER  
MIDNIGHT.  
* MIN TEMPERATURE........32-39.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........81-89 PERCENT.  
* 24 HR TREND..........15 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTH WINDS UP TO 8 MPH IN THE EVENING  
BECOMING DRAINAGE UP TO 5 MPH.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 7 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY  
LATE IN THE MORNING THEN BECOMING MOSTLY CLOUDY. AREAS OF FROST  
EARLY IN THE MORNING.  
* MAX TEMPERATURE........52-61.  
* MIN HUMIDITY...........49-64 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTH 4  
TO 9 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....EAST WINDS UP TO 7 MPH SHIFTING TO THE SOUTH  
5 TO 11 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ268-190015-  
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S  
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-  
BECKWORTH PEAK)-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........41-46 LOWER ELEVATIONS...EXCEPT 34-41  
HIGHER ELEVATIONS.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MIN HUMIDITY...........47-58 PERCENT.  
* 24 HR TREND..........22 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 4 TO 9 MPH SHIFTING TO THE  
WEST UP TO 8 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 8 MPH SHIFTING TO THE  
WEST 4 TO 9 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........22-29 LOWER ELEVATIONS...EXCEPT 18-24  
HIGHER ELEVATIONS.  
* 24 HR TREND..........6 DEGREES WARMER.  
* MAX HUMIDITY...........72-87 PERCENT...EXCEPT 92-98 PERCENT IN  
THE HIGH MOUNTAIN VALLEYS.  
* 24 HR TREND..........9 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTH WINDS UP TO 8 MPH SHIFTING TO THE EAST  
4 TO 9 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....SOUTH WINDS 4 TO 9 MPH.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW  
SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE........42-47 LOWER ELEVATIONS...EXCEPT 35-41  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........47-62 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 7 TO 13 MPH. LOCAL GUSTS UP  
TO 30 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....BREEZY. SOUTHEAST WINDS 6 TO 12 MPH  
INCREASING TO SOUTH 14 TO 26 MPH WITH LOCAL GUSTS UP TO 35 MPH  
IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
CAZ221-269-190015-  
STANISLAUS NF WEST OF THE SIERRA CREST-  
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE  
SIERRA CREST-  
152 AM PDT TUE MAR 18 2025  
   
TODAY  
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........44-49 LOWER ELEVATIONS...EXCEPT 32-42  
HIGHER ELEVATIONS.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MIN HUMIDITY...........53-65 PERCENT LOWER ELEVATIONS...EXCEPT  
40-55 PERCENT HIGH ELEVATIONS.  
* 24 HR TREND..........29 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING WEST UP  
TO 7 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 7 MPH SHIFTING TO THE  
WEST 4 TO 10 MPH IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........28-33 LOWER ELEVATIONS...EXCEPT 15-25  
HIGHER ELEVATIONS.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MAX HUMIDITY...........66-81 PERCENT.  
* 24 HR TREND..........20 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.  
* CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER............MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY  
LATE IN THE MORNING THEN BECOMING MOSTLY CLOUDY.  
* MAX TEMPERATURE........47-53 LOWER ELEVATIONS...EXCEPT 36-46  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........45-60 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTH 6  
TO 12 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 4 TO 9 MPH INCREASING TO  
SOUTHWEST 14 TO 20 MPH WITH LOCAL GUSTS UP TO 35 MPH IN THE  
AFTERNOON.  
* CWR....................0 PERCENT.  
* CHANCE OF THUNDER...0 PERCENT.  
 
 
 
   
EXTENDED  
 
 
...SHASTA COUNTY MOUNTAINS AND COASTAL RANGE   
WEDNESDAY NIGHT  
SHOWERS AND A CHANCE OF SNOW SHOWERS. LOWS  
26 TO 34. SOUTHWEST WINDS 10 TO 20 MPH.    
THURSDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND SNOW  
SHOWERS. HIGHS 42 TO 51. SOUTHWEST WINDS UP TO 13 MPH.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS 29 TO 37. WEST WINDS UP TO 13 MPH.    
FRIDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND SNOW  
SHOWERS. HIGHS 42 TO 52. WEST WINDS UP TO 10 MPH.    
FRIDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
30 TO 38. WEST WINDS UP TO 10 MPH.    
SATURDAY  
NOT AS COOL. MOSTLY CLOUDY WITH A SLIGHT CHANCE OF  
SHOWERS. HIGHS 49 TO 58. NORTHWEST WINDS UP TO 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS 31 TO 41. NORTHWEST WINDS  
UP TO 10 MPH.  
 
...NORTHERN SIERRA AND LASSEN PARK   
WEDNESDAY NIGHT  
SNOW SHOWERS WITH SHOWERS LIKELY. LOWS 28 TO  
36. SOUTH WINDS 8 TO 18 MPH.    
THURSDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS.  
HIGHS 44 TO 53. SOUTHWEST WINDS UP TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLOUDY. LOWS 28 TO 36. EAST WINDS UP TO  
10 MPH.    
FRIDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND SNOW  
SHOWERS. HIGHS 45 TO 55. VARIABLE LESS THAN 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 30 TO 38. VARIABLE LESS THAN 5 MPH.    
SATURDAY  
MOSTLY CLOUDY. HIGHS 51 TO 59. VARIABLE LESS THAN  
5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS 31 TO 41. VARIABLE LESS  
THAN 5 MPH.  
 
...SIERRA NEVADA FOOTHILLS   
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
37 TO 42. SOUTHEAST WINDS 5 TO 15 MPH.    
THURSDAY  
PARTLY CLOUDY. HIGHS 53 TO 59. WEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS 36 TO 41. NORTHEAST WINDS  
UP TO 10 MPH.    
FRIDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS 55 TO 60.  
VARIABLE LESS THAN 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 38 TO 43. VARIABLE LESS THAN 5 MPH.    
SATURDAY  
PARTLY CLOUDY. HIGHS 59 TO 64. NORTHWEST WINDS UP TO  
10 MPH.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS 41 TO 46. VARIABLE LESS THAN  
5 MPH.  
 
...CENTRAL VALLEY AND DELTA   
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS 41 TO 46. SOUTH WINDS UP TO 13 MPH.    
THURSDAY  
PARTLY CLOUDY. HIGHS 62 TO 67. NORTHWEST WINDS UP TO  
13 MPH.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS 40 TO 45. NORTHWEST WINDS  
UP TO 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. HIGHS 63 TO 68. NORTHWEST WINDS UP TO  
10 MPH.    
FRIDAY NIGHT  
MOSTLY CLOUDY. LOWS 43 TO 48. WEST WINDS UP TO  
10 MPH.    
SATURDAY  
PARTLY CLOUDY. HIGHS 68 TO 73. NORTHWEST WINDS UP TO  
10 MPH.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS 44 TO 49. NORTHWEST WINDS  
5 TO 10 MPH.  
 
 
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