653  
FNUS56 KMTR 200837  
FWFMTR  
 
FIRE WEATHER PLANNING FORECAST FOR THE SAN FRANCISCO BAY AREA AND  
CENTRAL CALIFORNIA COAST  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
137 AM PDT SUN SEP 20 2026  
   
DISCUSSION
 
NEAR TO SLIGHTLY BELOW NORMAL TEMPERATURES, A DEEP  
MARINE LAYER, AND A CHANCE FOR DRIZZLE WILL PREVAIL THROUGH  
MONDAY. BREEZY ONSHORE FLOW IS EXPECTED WITH GUSTS OF 25 TO 35 MPH  
THROUGH GAPS/PASSES AND DOWN THE SALINAS VALLEY. POOR MINIMUM  
RELATIVE HUMIDITY IS EXPECTED FOR THE INTERIOR WITH MODERATE TO  
GOOD OVERNIGHT RECOVERY FOR ALL. WARMING AND DRYING TREND KICKS  
OFF TUESDAY AND PEAKS WEDNESDAY INTO THURSDAY. A COMPRESSED MARINE  
LAYER WILL BRING MUCH WARMER AND DRIER CONDITIONS AWAY FROM THE  
IMMEDIATE COAST WITH NOCTURNAL DRYING LIKELY ABOVE THE MARINE  
LAYER.  
 
NOTE : ALL WINDS ARE 20-FOOT WINDS UNLESS OTHERWISE SPECIFIED.  
THUNDERSTORMS IMPLY STRONG, GUSTY AND ERRATIC WINDS.  
 

 
 
CAZ505-202045-  
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....63-71.  
* 24 HR TREND......4 DEGREES COOLER.  
* MIN HUMIDITY........80-90 PERCENT.  
* 24 HR TREND......40 PERCENT WETTER.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.  
* MIN TEMPERATURE.....50-55.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.....63-71.  
* MIN HUMIDITY........80-90 PERCENT.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. PATCHY FOG. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG. NORTHWEST WINDS 5 TO  
15 MPH. LOWS IN THE 50S. HIGHS IN THE MID 60S TO LOWER 70S.    
WEDNESDAY
 
PARTLY CLOUDY. PATCHY FOG. NORTHWEST WINDS 5 TO  
15 MPH. LOWS IN THE 50S TO LOWER 60S. HIGHS IN THE 60S TO UPPER  
70S.    
THURSDAY
 
PARTLY CLOUDY. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE MID 50S TO LOWER 60S. HIGHS IN THE 70S.  
 

 
 
CAZ503-202045-  
SONOMA COASTAL RANGE-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....74-82.  
* 24 HR TREND......4 DEGREES COOLER.  
* MIN HUMIDITY........45-55 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* RIDGES/UPR SLOPES....NORTH WINDS UP TO 5 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....51-56.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........80-100 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* RIDGES/UPR SLOPES....NORTHWEST WINDS UP TO 5 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....75-83.  
* MIN HUMIDITY........50-60 PERCENT.  
* 20-FOOT WINDS.......  
* RIDGES/UPR SLOPES....LIGHT WINDS BECOMING SOUTHWEST UP TO 5 MPH  
IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. WEST WINDS UP TO 10 MPH. LOWS IN  
THE 50S.    
TUESDAY
 
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO LOWER 60S. HIGHS IN THE MID 70S TO LOWER 80S.    
WEDNESDAY
 
PARTLY CLOUDY. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO MID 60S. HIGHS IN THE 80S.    
THURSDAY
 
PARTLY CLOUDY. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO UPPER 60S. HIGHS IN THE 80S TO LOWER 90S.  
 

 
 
CAZ502-202045-  
MARIN COASTAL RANGE-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MAX TEMPERATURE.....69-74 EXCEPT 62-67 ABOVE 2000 FEET.  
* 24 HR TREND......11 DEGREES COOLER.  
* MIN HUMIDITY........70-80 PERCENT.  
* 24 HR TREND......20 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....49-54.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........90-100 PERCENT EXCEPT 70-80 PERCENT ABOVE  
2000 FEET.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.....66-71 EXCEPT 60-65 ABOVE 2000 FEET.  
* MIN HUMIDITY........65-75 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20  
MPH IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG. WEST WINDS 5 TO 15 MPH.  
LOWS IN THE 50S. HIGHS IN THE UPPER 60S TO MID 70S.    
WEDNESDAY
 
WARMER. PARTLY CLOUDY. PATCHY FOG. NORTHWEST WINDS  
5 TO 15 MPH. LOWS IN THE 50S TO LOWER 60S. HIGHS IN THE 70S TO  
UPPER 80S.    
THURSDAY
 
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE MID  
50S TO LOWER 60S. HIGHS IN THE 80S.  
 

 
 
CAZ506-202045-  
NORTH BAY INTERIOR VALLEYS-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.....74-82.  
* 24 HR TREND......9 DEGREES COOLER.  
* MIN HUMIDITY........55-65 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.  
* MIN TEMPERATURE.....49-54.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........90-100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. AREAS OF FOG EARLY IN THE  
MORNING. PATCHY FOG LATE IN THE MORNING.  
* MAX TEMPERATURE.....75-83.  
* MIN HUMIDITY........55-65 PERCENT.  
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE 50S.   
TUESDAY
 
PARTLY CLOUDY. AREAS OF FOG. PATCHY FOG. SOUTHWEST  
WINDS 5 TO 15 MPH. LOWS IN THE 50S. HIGHS IN THE MID 70S TO LOWER  
80S.    
WEDNESDAY
 
PARTLY CLOUDY. AREAS OF FOG. WEST WINDS 5 TO 15 MPH.  
LOWS IN THE 50S TO LOWER 60S. HIGHS IN THE 80S TO LOWER 90S.    
THURSDAY
 
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO MID 60S. HIGHS IN THE 80S.  
 

 
 
CAZ504-202045-  
NORTH BAY INTERIOR MOUNTAINS-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....76-84.  
* 24 HR TREND......7 DEGREES COOLER.  
* MIN HUMIDITY........45-55 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 5 MPH SHIFTING TO THE SOUTH  
IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....EAST WINDS UP TO 5 MPH SHIFTING TO THE SOUTH  
5 TO 10 MPH IN THE AFTERNOON.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.....52-60.  
* 24 HR TREND......5 DEGREES COOLER.  
* MAX HUMIDITY........75-95 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 5 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS UP TO 5 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY.  
* MAX TEMPERATURE.....77-85.  
* MIN HUMIDITY........40-50 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20  
MPH IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS  
IN THE 50S TO LOWER 60S.    
TUESDAY
 
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO LOWER 60S. HIGHS IN THE 70S TO MID 80S.    
WEDNESDAY
 
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO MID 60S. HIGHS IN THE 80S.    
THURSDAY
 
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO UPPER 60S. HIGHS IN THE 80S TO LOWER 90S.  
 

 
 
CAZ006-202045-  
SAN FRANCISCO-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MAX TEMPERATURE.....61-67.  
* 24 HR TREND......5 DEGREES COOLER.  
* MIN HUMIDITY........80-90 PERCENT.  
* 24 HR TREND......20 PERCENT WETTER.  
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....54-59.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........90-100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....61-68.  
* MIN HUMIDITY........80-90 PERCENT.  
* 20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. LOWS  
IN THE UPPER 50S.    
TUESDAY
 
MOSTLY CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN  
THE UPPER 50S. HIGHS IN THE 60S TO LOWER 70S.    
WEDNESDAY
 
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN THE  
UPPER 50S. HIGHS IN THE 70S.    
THURSDAY
 
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS AROUND  
60. HIGHS IN THE 70S.  
 

 
 
CAZ509-202045-  
SAN FRANCISCO PENINSULA COAST-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MAX TEMPERATURE.....61-66.  
* 24 HR TREND......5 DEGREES COOLER.  
* MIN HUMIDITY........85-95 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....51-56.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........90-100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY SUNNY. PATCHY FOG EARLY IN THE  
MORNING.  
* MAX TEMPERATURE.....62-67.  
* MIN HUMIDITY........80-90 PERCENT.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG. WEST WINDS 5 TO  
15 MPH. LOWS IN THE 50S.    
TUESDAY
 
MOSTLY CLOUDY. PATCHY FOG. WEST WINDS 5 TO 15 MPH.  
LOWS IN THE 50S. HIGHS IN THE 60S.    
WEDNESDAY
 
MOSTLY CLOUDY. PATCHY FOG. NORTHWEST WINDS 5 TO  
15 MPH. LOWS IN THE 50S TO LOWER 60S. HIGHS IN THE 70S.    
THURSDAY
 
PARTLY CLOUDY. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE MID 50S TO LOWER 60S. HIGHS IN THE 70S TO LOWER 80S.  
 

 
 
CAZ508-202045-  
SAN FRANCISCO BAY SHORELINE-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....67-75.  
* 24 HR TREND......9 DEGREES COOLER.  
* MIN HUMIDITY........70-80 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....53-58.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........90-100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....68-76.  
* MIN HUMIDITY........65-75 PERCENT.  
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S.    
TUESDAY
 
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S. HIGHS IN THE 60S TO UPPER 70S.    
WEDNESDAY
 
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO LOWER 60S. HIGHS IN THE MID 70S TO LOWER 80S.    
THURSDAY
 
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE MID  
50S TO LOWER 60S. HIGHS IN THE UPPER 70S TO MID 80S.  
 

 
 
CAZ510-202045-  
EAST BAY INTERIOR VALLEYS-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....73-81.  
* 24 HR TREND......12 DEGREES COOLER.  
* MIN HUMIDITY........50-60 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.....55-60.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........80-100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 20 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....74-82.  
* MIN HUMIDITY........50-60 PERCENT.  
* 20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 20 MPH.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. SOUTHWEST WINDS 10 TO 20 MPH. LOWS  
IN THE MID 50S TO LOWER 60S.    
TUESDAY
 
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO MID 60S. HIGHS IN THE MID 70S TO LOWER 80S.    
WEDNESDAY
 
WARMER. MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS  
IN THE 50S TO UPPER 60S. HIGHS IN THE MID 80S TO LOWER 90S.    
THURSDAY
 
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S  
TO UPPER 60S. HIGHS IN THE MID 80S TO LOWER 90S.  
 

 
 
CAZ513-202045-  
SANTA CLARA VALLEY...INCLUDING SAN JOSE-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....74-81.  
* 24 HR TREND......7 DEGREES COOLER.  
* MIN HUMIDITY........55-65 PERCENT.  
* 24 HR TREND......20 PERCENT WETTER.  
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....51-56.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........90-100 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY. PATCHY FOG  
EARLY IN THE MORNING.  
* MAX TEMPERATURE.....76-82.  
* MIN HUMIDITY........50-60 PERCENT.  
* 20-FOOT WINDS.......SOUTH WINDS UP TO 5 MPH SHIFTING TO THE WEST  
5 TO 10 MPH IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE 50S.    
TUESDAY
 
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S. HIGHS IN THE 70S TO MID 80S.    
WEDNESDAY
 
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO LOWER 60S. HIGHS IN THE 80S TO MID 90S.    
THURSDAY
 
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS NEAR 60.  
HIGHS IN THE UPPER 80S TO MID 90S.  
 

 
 
CAZ512-202045-  
SANTA CRUZ MOUNTAINS-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....68-76.  
* 24 HR TREND......5 DEGREES COOLER.  
* MIN HUMIDITY........65-75 PERCENT.  
* 24 HR TREND......20 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....50-55.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........80-100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE  
MORNING.  
* MAX TEMPERATURE.....68-76.  
* MIN HUMIDITY........60-70 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH  
IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. PATCHY FOG. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S.    
TUESDAY
 
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S  
TO LOWER 60S. HIGHS IN THE 60S TO UPPER 70S.    
WEDNESDAY
 
WARMER. MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH.  
LOWS IN THE 50S TO MID 60S. HIGHS IN THE 80S.    
THURSDAY
 
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S  
TO UPPER 60S. HIGHS IN THE 80S TO LOWER 90S.  
 

 
 
CAZ515-202045-  
EAST BAY HILLS-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....70-78.  
* 24 HR TREND......8 DEGREES COOLER.  
* MIN HUMIDITY........65-75 PERCENT EXCEPT 35-45 PERCENT ABOVE 2000  
FEET.  
* 24 HR TREND......20 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS 20 TO  
30 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS 20 TO  
30 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....53-58.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........70-90 PERCENT EXCEPT 60-80 PERCENT ABOVE 2000  
FEET.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 30 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 30 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....71-79.  
* MIN HUMIDITY........55-65 PERCENT EXCEPT 35-45 PERCENT ABOVE 2000  
FEET.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 30 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 35  
MPH DECREASING TO 25 MPH IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN THE 50S TO LOWER  
60S.    
TUESDAY
 
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO LOWER 60S. HIGHS IN THE 70S TO LOWER 80S.    
WEDNESDAY
 
WARMER. MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS  
IN THE 50S TO UPPER 60S. HIGHS IN THE MID 80S TO LOWER 90S.    
THURSDAY
 
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO UPPER 60S. HIGHS IN THE 80S TO MID 90S.  
 

 
 
CAZ514-202045-  
EASTERN SANTA CLARA HILLS-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....74-82.  
* 24 HR TREND......10 DEGREES COOLER.  
* MIN HUMIDITY........30 PERCENT EXCEPT 35-45 PERCENT ABOVE 2000  
FEET.  
* 24 HR TREND......10 PERCENT DRIER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPVALLEY 3 TO 7 MPH BECOMING SOUTHWEST 5 TO  
10 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20  
MPH IN THE AFTERNOON.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....50-55.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........70 PERCENT EXCEPT 60 PERCENT ABOVE 2000 FEET.  
* 24 HR TREND......50 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 5 MPH IN THE EVENING  
BECOMING DOWNVALLEY 2 TO 6 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....76-81 EXCEPT 74-79 ABOVE 2000 FEET.  
* MIN HUMIDITY........30 PERCENT EXCEPT 35-45 PERCENT ABOVE 2000  
FEET.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...UPVALLEY 3 TO 7 MPH BECOMING SOUTHWEST 5 TO  
10 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS 20 TO  
30 MPH.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE 40S TO UPPER  
50S.    
TUESDAY
 
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO LOWER 60S. HIGHS IN THE 70S TO MID 80S.    
WEDNESDAY
 
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO MID 60S. HIGHS IN THE MID 80S TO LOWER 90S.    
THURSDAY
 
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO UPPER 60S. HIGHS IN THE UPPER 80S TO MID 90S.  
 

 
 
CAZ529-202045-  
NORTHERN MONTEREY BAY-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.....66-74.  
* 24 HR TREND......4 DEGREES COOLER.  
* MIN HUMIDITY........65-75 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......NORTHEAST WINDS UP TO 5 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.  
* MIN TEMPERATURE.....51-56.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH SHIFTING TO THE  
NORTH 5 TO 10 MPH AFTER MIDNIGHT.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.....65-72.  
* MIN HUMIDITY........70-80 PERCENT.  
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE MID  
50S.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO  
15 MPH. LOWS IN THE MID 50S. HIGHS IN THE UPPER 60S TO MID 70S.    
WEDNESDAY
 
PARTLY CLOUDY. PATCHY FOG. NORTHWEST WINDS 5 TO  
15 MPH. LOWS IN THE 50S TO LOWER 60S. HIGHS IN THE 70S TO MID  
80S.    
THURSDAY
 
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN THE  
UPPER 50S. HIGHS IN THE UPPER 70S TO MID 80S.  
 

 
 
CAZ530-202045-  
SOUTHERN MONTEREY BAY AND BIG SUR COAST-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....60-65 EXCEPT BIG SUR 68-73.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY........90 PERCENT EXCEPT BIG SUR 60 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....51-56.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........90-100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....63-70.  
* MIN HUMIDITY........80 PERCENT EXCEPT BIG SUR 70 PERCENT.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S.    
TUESDAY
 
MOSTLY CLOUDY. PATCHY FOG. WEST WINDS 5 TO 15 MPH.  
LOWS IN THE 50S TO LOWER 60S. HIGHS IN THE MID 60S TO LOWER 70S.    
WEDNESDAY
 
PARTLY CLOUDY. NORTH WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO MID 60S. HIGHS IN THE 70S TO LOWER 80S.    
THURSDAY
 
PARTLY CLOUDY. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO UPPER 60S. HIGHS IN THE MID 70S TO LOWER 80S.  
 

 
 
CAZ528-202045-  
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....69-77.  
* 24 HR TREND......4 DEGREES COOLER.  
* MIN HUMIDITY........60-70 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....50-55.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....68-76.  
* MIN HUMIDITY........55-65 PERCENT.  
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH INCREASING TO 10 TO 20  
MPH IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN THE MID 50S.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG. WEST WINDS 10 TO 20 MPH.  
LOWS IN THE 50S. HIGHS IN THE 70S.    
WEDNESDAY
 
PARTLY CLOUDY. NORTHWEST WINDS 10 TO 20 MPH. LOWS IN  
THE 50S TO MID 60S. HIGHS IN THE 80S.    
THURSDAY
 
PARTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN THE  
UPPER 50S TO MID 60S. HIGHS IN THE MID 80S TO LOWER 90S.  
 

 
 
CAZ516-202045-  
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY. PATCHY FOG IN THE MORNING.  
* MAX TEMPERATURE.....79-87.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY........40-50 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......NORTH WINDS UP TO 5 MPH INCREASING TO  
NORTHWEST 10 TO 15 MPH IN THE AFTERNOON.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.....48-53.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........100 PERCENT.  
* 24 HR TREND......LITTLE CHANGE.  
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.  
* CHANCE OF THUNDER...1 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY. PATCHY FOG  
IN THE MORNING.  
* MAX TEMPERATURE.....76-84.  
* MIN HUMIDITY........45-55 PERCENT.  
* 20-FOOT WINDS.......NORTHWEST WINDS UP TO 5 MPH INCREASING TO  
WEST 10 TO 15 MPH IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG. NORTHWEST WINDS 10 TO  
20 MPH. LOWS IN THE UPPER 40S TO MID 50S.    
TUESDAY
 
MOSTLY CLEAR. PATCHY FOG. NORTHWEST WINDS 10 TO  
20 MPH. LOWS IN THE 40S TO UPPER 50S. HIGHS IN THE 80S.    
WEDNESDAY
 
MOSTLY CLEAR. NORTHWEST WINDS 10 TO 20 MPH. LOWS IN  
THE 50S TO MID 60S. HIGHS IN THE 80S TO UPPER 90S.    
THURSDAY
 
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE  
50S TO MID 60S. HIGHS IN THE 90S.  
 

 
 
CAZ517-202045-  
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....74-82.  
* 24 HR TREND......5 DEGREES COOLER.  
* MIN HUMIDITY........40-50 PERCENT.  
* 24 HR TREND......20 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 5 MPH SHIFTING TO THE NORTH  
5 TO 10 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 5 MPH SHIFTING TO THE  
NORTHWEST 5 TO 10 MPH WITH GUSTS 20 TO 30 MPH IN THE  
AFTERNOON.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.....50-57.  
* 24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY........60-80 PERCENT EXCEPT 50-70 PERCENT ABOVE 2000  
FEET.  
* 24 HR TREND......45 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS AROUND 5 TO 10 MPH WITH  
GUSTS TO 15 MPH.  
* CHANCE OF THUNDER...1 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....71-79.  
* MIN HUMIDITY........50-60 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 25  
MPH IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS  
IN THE 40S TO UPPER 50S.    
TUESDAY
 
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO LOWER 60S. HIGHS IN THE 70S TO LOWER 80S.    
WEDNESDAY
 
MOSTLY CLEAR. NORTH WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO UPPER 60S. HIGHS IN THE 80S TO LOWER 90S.    
THURSDAY
 
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 60S  
TO LOWER 70S. HIGHS IN THE MID 80S TO LOWER 90S.  
 

 
 
CAZ518-202045-  
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING  
PINNACLES NATIONAL PARK-  
137 AM PDT SUN SEP 20 2026  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY.  
* MAX TEMPERATURE.....77-85.  
* 24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY........35-45 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH. GUSTS UP TO 30 MPH  
IN THE AFTERNOON.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....50-59.  
* 24 HR TREND......5 DEGREES COOLER.  
* MAX HUMIDITY........65-85 PERCENT.  
* 24 HR TREND......40 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 20 MPH AFTER MIDNIGHT.  
* CHANCE OF THUNDER...0 PERCENT.  
* CWR.................0%.  
* MARINE LAYER........1500 FT ASL.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....75-83.  
* MIN HUMIDITY........35-45 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH. GUSTS UP TO 30 MPH  
IN THE AFTERNOON.  
* CWR.................0%.  
 
   
EXTENDED
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE  
50S TO LOWER 60S.    
TUESDAY
 
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S  
TO LOWER 60S. HIGHS IN THE MID 70S TO LOWER 80S.    
WEDNESDAY
 
WARMER. MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH.  
LOWS IN THE 50S TO UPPER 60S. HIGHS IN THE MID 80S TO LOWER 90S.    
THURSDAY
 
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN  
THE 50S TO UPPER 60S. HIGHS IN THE UPPER 80S TO MID 90S.  
 

 
 
NOAA'S NWS ON THE WEB AT WWW.WEATHER.GOV/SANFRANCISCO  
 
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