462  
FNUS56 KSTO 181035  
FWFSTO  
 
FIRE WEATHER PLANNING FORECAST FOR INTERIOR NORTHERN CALIFORNIA  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
335 AM PDT MON OCT 18 2021  
   
DISCUSSION
 
 
LINGERING SHOWERS POSSIBLE THIS MORNING, MAINLY OVER THE EASTERN  
FOOTHILLS AND MOUNTAINS, OTHERWISE DRIER WEATHER EXPECTED TODAY  
INTO TUESDAY. ANOTHER PACIFIC STORM BRINGS MORE GUSTY WIND AND  
PRECIPITATION TUESDAY NIGHT INTO WEDNESDAY WITH ADDITIONAL STORMS  
FORECAST INTO THE WEEKEND.  
 
CAZ213-190115-  
EASTERN PORTION OF SHASTA-TRINITY NF-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. AT LOWER ELEVATIONS, A  
CHANCE OF RAIN SHOWERS IN THE MORNING. AT HIGHER ELEVATIONS, A  
CHANCE OF RAIN AND SNOW SHOWERS IN THE MORNING.  
* MAX TEMPERATURE........54-59 LOWER ELEVATIONS...EXCEPT 45-54  
HIGHER ELEVATIONS.  
* 24 HR TREND..........13 DEGREES COOLER.  
* MIN HUMIDITY...........45-65 PERCENT.  
* 24 HR TREND..........36 PERCENT UP.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTH WINDS UP TO 8 MPH IN THE MORNING  
BECOMING UPSLOPE UP TO 5 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 11 MPH.  
* LAL....................1.  
* CWR....................10 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MIN TEMPERATURE........37-43 LOWER ELEVATIONS...EXCEPT 29-39  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........85-100 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH BECOMING NORTH UP  
TO 8 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 8 MPH SHIFTING TO THE  
NORTH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MAX TEMPERATURE........56-61 LOWER ELEVATIONS...EXCEPT 47-55  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........40-56 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTH WINDS UP TO 8 MPH SHIFTING TO THE  
SOUTH UP TO 10 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTH WINDS UP TO 9 MPH SHIFTING TO THE  
SOUTH UP TO 13 MPH IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ214-190115-  
BURNEY BASIN AND NORTHEAST PLATEAU IN SHASTA COUNTY INCLUDING  
NORTHWEST LASSEN NF NORTH OF LASSEN NP-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. AT LOWER ELEVATIONS, A  
CHANCE OF RAIN SHOWERS IN THE MORNING. AT HIGHER ELEVATIONS, RAIN  
AND SNOW SHOWERS LIKELY IN THE MORNING.  
* MAX TEMPERATURE........48-53 LOWER ELEVATIONS...EXCEPT 42-48  
HIGHER ELEVATIONS.  
* 24 HR TREND..........17 DEGREES COOLER.  
* MIN HUMIDITY...........50-67 PERCENT.  
* 24 HR TREND..........43 PERCENT UP.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 10 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS UP TO 15 MPH.  
* LAL....................1.  
* CWR....................20 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY.  
* MIN TEMPERATURE........23-30.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........85-100 PERCENT.  
* 24 HR TREND..........4 PERCENT UP.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 9 MPH SHIFTING TO  
THE EAST UP TO 7 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 14 MPH SHIFTING TO  
THE SOUTHEAST UP TO 10 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY  
EARLY IN THE AFTERNOON THEN BECOMING MOSTLY CLOUDY.  
* MAX TEMPERATURE........54-59 LOWER ELEVATIONS...EXCEPT 49-54  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........40-50 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING  
SOUTHWEST UP TO 10 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 13 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ215-190115-  
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW  
1000 FT-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON.  
* MAX TEMPERATURE........58-64.  
* 24 HR TREND..........13 DEGREES COOLER.  
* MIN HUMIDITY...........40-52 PERCENT.  
* 24 HR TREND..........27 PERCENT UP.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 10 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY.  
* MIN TEMPERATURE........38-43.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........90-100 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 10 MPH SHIFTING TO  
THE NORTH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY EARLY IN THE MORNING THEN  
BECOMING PARTLY CLOUDY.  
* MAX TEMPERATURE........60-65.  
* MIN HUMIDITY...........37-47 PERCENT.  
* 20-FOOT WINDS..........NORTH WINDS UP TO 8 MPH SHIFTING TO THE  
SOUTH UP TO 13 MPH IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ216-190115-  
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN  
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON.  
* MAX TEMPERATURE........60-65.  
* 24 HR TREND..........13 DEGREES COOLER.  
* MIN HUMIDITY...........35-47 PERCENT.  
* 24 HR TREND..........24 PERCENT UP.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 12 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........38-43.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........85-100 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........NORTH WINDS UP TO 10 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY  
IN THE LATE MORNING AND EARLY AFTERNOON THEN BECOMING PARTLY  
CLOUDY.  
* MAX TEMPERATURE........61-66.  
* MIN HUMIDITY...........34-49 PERCENT.  
* 20-FOOT WINDS..........NORTH WINDS UP TO 8 MPH SHIFTING TO THE  
SOUTH UP TO 13 MPH IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ217-190115-  
SOUTHERN SACRAMENTO VALLEY IN YOLO-  
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY  
BELOW 1000 FT-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON.  
* MAX TEMPERATURE........61-66.  
* 24 HR TREND..........13 DEGREES COOLER.  
* MIN HUMIDITY...........29-41 PERCENT.  
* 24 HR TREND..........17 PERCENT UP.  
* 20-FOOT WINDS..........SOUTH WINDS UP TO 12 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........38-43.  
* 24 HR TREND..........4 DEGREES COOLER.  
* MAX HUMIDITY...........89-100 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........EAST WINDS UP TO 10 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........65-70.  
* MIN HUMIDITY...........33-49 PERCENT.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 13 MPH. LOCAL  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ218-190115-  
CARQUINEZ STRAIT AND DELTA-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........64-69.  
* 24 HR TREND..........11 DEGREES COOLER.  
* MIN HUMIDITY...........33-44 PERCENT.  
* 24 HR TREND..........13 PERCENT UP.  
* 20-FOOT WINDS..........WEST WINDS UP TO 14 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........40-45.  
* 24 HR TREND..........4 DEGREES COOLER.  
* MAX HUMIDITY...........95-100 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........SOUTHWEST WINDS UP TO 13 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY  
LATE IN THE MORNING THEN BECOMING MOSTLY SUNNY.  
* MAX TEMPERATURE........66-71.  
* MIN HUMIDITY...........35-55 PERCENT.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 12 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ219-190115-  
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS  
COUNTIES BELOW 1000 FT-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON.  
* MAX TEMPERATURE........60-65.  
* 24 HR TREND..........17 DEGREES COOLER.  
* MIN HUMIDITY...........29-41 PERCENT.  
* 24 HR TREND..........22 PERCENT UP.  
* 20-FOOT WINDS..........WEST WINDS UP TO 13 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........38-44.  
* 24 HR TREND..........4 DEGREES COOLER.  
* MAX HUMIDITY...........83-100 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 12 MPH SHIFTING TO  
THE EAST UP TO 10 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........65-71.  
* MIN HUMIDITY...........32-42 PERCENT.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 12 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ263-279-190115-  
SOUTHEAST EDGE SHASTA-TRINITY NF AND WESTERN PORTIONS OF TEHAMA-  
GLENN UNIT-EASTERN MENDOCINO NF-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. AT LOWER ELEVATIONS, A  
SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. AT HIGHER  
ELEVATIONS, A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS IN THE  
MORNING.  
* MAX TEMPERATURE........56-61 LOWER ELEVATIONS...EXCEPT 43-53  
HIGHER ELEVATIONS.  
* 24 HR TREND..........13 DEGREES COOLER.  
* MIN HUMIDITY...........36-47 PERCENT LOWER ELEVATIONS...EXCEPT  
47-67 PERCENT HIGH ELEVATIONS.  
* 24 HR TREND..........33 PERCENT UP.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 9 MPH SHIFTING TO THE  
EAST UP TO 8 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS UP TO 14 MPH WITH LOCAL  
GUSTS UP TO 25 MPH SHIFTING TO THE EAST UP TO 9 MPH IN THE  
AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY.  
* MIN TEMPERATURE........41-46 LOWER ELEVATIONS...EXCEPT 32-40  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........76-96 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 8 MPH.  
* RIDGES/UPR SLOPES....SOUTH WINDS UP TO 10 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MAX TEMPERATURE........56-61 LOWER ELEVATIONS...EXCEPT 47-53  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........34-53 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 7 MPH SHIFTING TO THE  
SOUTHEAST UP TO 10 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHEAST WINDS UP TO 13 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ266-190115-  
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS  
OF SHASTA-TRINITY AND BUTTE UNITS-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN  
THE MORNING.  
* MAX TEMPERATURE........53-58 LOWER ELEVATIONS...EXCEPT 48-53  
HIGHER ELEVATIONS.  
* 24 HR TREND..........15 DEGREES COOLER.  
* MIN HUMIDITY...........49-64 PERCENT.  
* 24 HR TREND..........39 PERCENT UP.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTH WINDS UP TO 10 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 11 MPH.  
* LAL....................1.  
* CWR....................10 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............PARTLY CLOUDY.  
* MIN TEMPERATURE........36-45.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........82-97 PERCENT.  
* 24 HR TREND..........7 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 10 MPH.  
* RIDGES/UPR SLOPES....EAST WINDS UP TO 11 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............PARTLY CLOUDY UNTIL LATE AFTERNOON THEN  
BECOMING MOSTLY CLOUDY.  
* MAX TEMPERATURE........54-62.  
* MIN HUMIDITY...........36-52 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 9 MPH SHIFTING TO THE  
SOUTH UP TO 13 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....EAST WINDS UP TO 10 MPH SHIFTING TO THE  
SOUTH UP TO 14 MPH IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ220-267-190115-  
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-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN  
THE MORNING.  
* MAX TEMPERATURE........50-59.  
* 24 HR TREND..........19 DEGREES COOLER.  
* MIN HUMIDITY...........39-57 PERCENT.  
* 24 HR TREND..........33 PERCENT UP.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 10 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 11 MPH.  
* LAL....................1.  
* CWR....................10 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........34-42.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........84-95 PERCENT.  
* 24 HR TREND..........8 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 9 MPH.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 10 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY SUNNY UNTIL LATE AFTERNOON THEN  
BECOMING PARTLY CLOUDY.  
* MAX TEMPERATURE........58-66.  
* MIN HUMIDITY...........31-43 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 9 MPH SHIFTING TO THE  
SOUTH UP TO 10 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH WINDS UP TO 11 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ268-190115-  
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S  
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-  
BECKWORTH PEAK)-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. AT LOWER ELEVATIONS, A  
CHANCE OF RAIN AND SNOW SHOWERS IN THE MORNING, THEN A SLIGHT  
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. AT HIGHER ELEVATIONS,  
SNOW SHOWERS LIKELY IN THE MORNING, THEN A SLIGHT CHANCE OF SNOW  
SHOWERS IN THE AFTERNOON. SNOW LEVEL 4500 FEET IN THE MORNING.  
* MAX TEMPERATURE........42-47 LOWER ELEVATIONS...EXCEPT 37-42  
HIGHER ELEVATIONS.  
* 24 HR TREND..........15 DEGREES COOLER.  
* MIN HUMIDITY...........56-76 PERCENT.  
* 24 HR TREND..........48 PERCENT UP.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 10 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS UP TO 15 MPH. LOCAL GUSTS TO  
25 MPH THIS MORNING.  
* LAL....................1.  
* CWR....................20 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY.  
* MIN TEMPERATURE........23-33 LOWER ELEVATIONS...EXCEPT 20-28  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........88-100 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 8 MPH SHIFTING TO THE  
NORTHEAST UP TO 10 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS UP TO 13 MPH SHIFTING TO  
THE EAST UP TO 11 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY  
IN THE LATE MORNING AND EARLY AFTERNOON THEN BECOMING MOSTLY  
CLOUDY.  
* MAX TEMPERATURE........48-54 LOWER ELEVATIONS...EXCEPT 43-49  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........33-54 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTH WINDS UP TO 10 MPH.  
* RIDGES/UPR SLOPES....SOUTH WINDS UP TO 14 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ221-269-190115-  
STANISLAUS NF WEST OF THE SIERRA CREST-  
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE  
SIERRA CREST-  
335 AM PDT MON OCT 18 2021  
   
TODAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. AT LOWER ELEVATIONS, A  
CHANCE OF RAIN AND SNOW SHOWERS IN THE MORNING, THEN A SLIGHT  
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. AT HIGHER ELEVATIONS, A  
CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF  
SNOW SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE........45-50 LOWER ELEVATIONS...EXCEPT 33-43  
HIGHER ELEVATIONS.  
* 24 HR TREND..........18 DEGREES COOLER.  
* MIN HUMIDITY...........55-75 PERCENT.  
* 24 HR TREND..........45 PERCENT UP.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 11 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 15 MPH. LOCAL GUSTS  
TO 30 MPH IN THE MORNING.  
* LAL....................1.  
* CWR....................20 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER............PARTLY CLOUDY.  
* MIN TEMPERATURE........30-36 LOWER ELEVATIONS...EXCEPT 19-27  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........81-100 PERCENT.  
* 24 HR TREND..........10 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 9 MPH.  
* RIDGES/UPR SLOPES....EAST WINDS UP TO 12 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........54-60 LOWER ELEVATIONS...EXCEPT 43-53  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........30-50 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 10 MPH SHIFTING TO THE  
SOUTH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH WINDS UP TO 15 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
   
EXTENDED
 
 
 
...SHASTA COUNTY MOUNTAINS AND COASTAL RANGE   
TUESDAY NIGHT
 
RAIN. LOWS 34 TO 43. SOUTH WINDS 13 TO 23 MPH.    
WEDNESDAY
 
RAIN. HIGHS 46 TO 53. SOUTH WINDS 8 TO 18 MPH.    
WEDNESDAY NIGHT
 
CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS  
37 TO 46. SOUTH WINDS UP TO 13 MPH.    
THURSDAY
 
RAIN. HIGHS 52 TO 58. SOUTH WINDS 5 TO 10 MPH.    
THURSDAY NIGHT
 
RAIN. LOWS 40 TO 49. SOUTH WINDS 5 TO 15 MPH.    
FRIDAY...RAIN
 
HEAVY AT TIMES. HIGHS 48 TO 57. SOUTHWEST WINDS  
5 TO 15 MPH.    
FRIDAY NIGHT
 
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. LOWS  
35 TO 44. SOUTHWEST WINDS UP TO 10 MPH.  
 
...NORTHERN SIERRA AND LASSEN PARK   
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 33 TO  
43. SOUTHEAST WINDS 10 TO 20 MPH.    
WEDNESDAY
 
RAIN. HIGHS 48 TO 58. SOUTH WINDS 8 TO 18 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS 38 TO 48. SOUTH WINDS UP TO 13 MPH.    
THURSDAY
 
NOT AS COOL. RAIN LIKELY. HIGHS 54 TO 64. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT
 
RAIN LIKELY. LOWS 41 TO 50. SOUTHEAST WINDS  
5 TO 10 MPH.    
FRIDAY...RAIN LIKELY
 
HEAVY AT TIMES LIKELY. HIGHS 50 TO 59.  
SOUTH WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
COLDER. MOSTLY CLOUDY WITH A SLIGHT CHANCE OF  
RAIN SHOWERS. LOWS 35 TO 45. VARIABLE LESS THAN 8 MPH.  
 
...SIERRA NEVADA FOOTHILLS   
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 43 TO  
49. SOUTHEAST WINDS 10 TO 20 MPH.    
WEDNESDAY
 
RAIN. HIGHS 55 TO 65. SOUTH WINDS 8 TO 18 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS 47 TO 53. SOUTHEAST WINDS UP TO 10 MPH.    
THURSDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 60 TO 70.  
SOUTH WINDS 5 TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 50 TO  
55. SOUTHEAST WINDS UP TO 10 MPH.    
FRIDAY...RAIN LIKELY
 
HEAVY AT TIMES LIKELY. HIGHS 57 TO 63.  
SOUTH WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS. LOWS 44 TO 51. VARIABLE LESS THAN 8 MPH.  
 
...CENTRAL VALLEY AND DELTA   
TUESDAY NIGHT
 
RAIN. LOWS 47 TO 52. SOUTH WINDS 10 TO 20 MPH.    
WEDNESDAY
 
RAIN. HIGHS 59 TO 69. SOUTHEAST WINDS 5 TO 15 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
LOWS 50 TO 55. NORTHEAST WINDS UP TO 10 MPH.    
THURSDAY
 
RAIN LIKELY. HIGHS 63 TO 73. SOUTHEAST WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT
 
RAIN LIKELY. LOWS 54 TO 59. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY
 
RAIN LIKELY. HIGHS 64 TO 69. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS. LOWS 49 TO 54. SOUTHWEST WINDS 5 TO 10 MPH.  
 

 
 
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