234
FNUS56 KMTR 182100
FWFMTR
FIRE WEATHER PLANNING FORECAST FOR THE SAN FRANCISCO BAY AREA AND
CENTRAL CALIFORNIA COAST
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
200 PM PDT SUN OCT 18 2026
DISCUSSION
ONSHORE WINDS, COOLER TEMPERATURES AND A DEEPENING
MARINE LAYER WILL PREVAIL THROUGH TONIGHT. THE MARINE LAYER WILL
QUITE LIKELY COMPLETELY MIX OUT BY LATER MONDAY. THE PATTERN WILL
CONTINUE TO COOL DURING THE WORK WEEK, WITH A LOW PRESSURE SYSTEM
BRINGING SHOWERS FOR MUCH OF THE REGION DURING MIDWEEK. THERE'S A
SLIGHT CHANCE OF WET THUNDERSTORMS OVER MONTEREY COUNTY LATE TUESDAY
NIGHT AND WEDNESDAY. WETTING RAINS ARE LIKELY FOR MUCH OF THE CENTRAL
COAST, WITH CHANCES INCREASING FOR THE BAY AREA.
NOTE : ALL WINDS ARE 20-FOOT WINDS UNLESS OTHERWISE SPECIFIED.
THUNDERSTORMS IMPLY STRONG, GUSTY AND ERRATIC WINDS.
CAZ505-190900-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.....46-51.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........90-100 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........PARTLY SUNNY.
* MAX TEMPERATURE.....55-63.
* 24 HR TREND......7 DEGREES COOLER.
* MIN HUMIDITY........75-85 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH.
* CHANCE OF THUNDER...1 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT. PATCHY FOG EARLY IN THE MORNING.
* MIN TEMPERATURE.....45-50.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................10%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING. SLIGHT CHANCE OF RAIN THROUGH THE DAY.
* MAX TEMPERATURE.....58-65.
* MIN HUMIDITY........75-85 PERCENT.
* 20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. PATCHY FOG. CHANCE OF RAIN.
NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN. NORTH WINDS 5 TO
15 MPH. LOWS IN THE 40S TO MID 50S. HIGHS IN THE 50S TO UPPER
60S.
THURSDAY
MOSTLY CLOUDY. PATCHY FOG. NORTHWEST WINDS 10 TO
20 MPH. LOWS IN THE 40S TO MID 50S. HIGHS IN THE UPPER 50S TO MID
60S.
FRIDAY
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO LOWER 50S. HIGHS IN THE UPPER 50S TO MID 60S.
CAZ503-190900-
SONOMA COASTAL RANGE-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....44-49.
* 24 HR TREND......6 DEGREES COOLER.
* MAX HUMIDITY........70-90 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE EVENING.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........PARTLY SUNNY.
* MAX TEMPERATURE.....61-69.
* 24 HR TREND......11 DEGREES COOLER.
* MIN HUMIDITY........40-50 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...2 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........CLOUDY.
* MIN TEMPERATURE.....42-47.
* MAX HUMIDITY........70-90 PERCENT.
* 20-FOOT WINDS.......
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE EVENING.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
MORNING.
* MAX TEMPERATURE.....62-69.
* MIN HUMIDITY........50-60 PERCENT.
* 20-FOOT WINDS.......
* RIDGES/UPR SLOPES....EAST WINDS UP TO 5 MPH SHIFTING TO THE
SOUTHEAST IN THE AFTERNOON.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. NORTH WINDS UP TO
10 MPH. LOWS IN THE UPPER 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN. NORTHWEST WINDS UP TO
10 MPH. LOWS IN THE 40S TO MID 50S. HIGHS IN THE MID 60S TO LOWER
70S.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. NORTHWEST WINDS
5 TO 15 MPH. LOWS IN THE 40S TO MID 50S. HIGHS IN THE 60S TO
LOWER 70S.
FRIDAY
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO LOWER 50S. HIGHS IN THE MID 60S TO LOWER 70S.
CAZ502-190900-
MARIN COASTAL RANGE-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....45-50.
* 24 HR TREND......4 DEGREES COOLER.
* MAX HUMIDITY........75-95 PERCENT EXCEPT 50-60 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 10 TO 15 MPH AND GUSTY.
* RIDGES/UPR SLOPES....WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND
30 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....60-65 EXCEPT 54-59 ABOVE 2000 FEET.
* 24 HR TREND......9 DEGREES COOLER.
* MIN HUMIDITY........50-60 PERCENT EXCEPT 40-50 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 10 TO 15 MPH AND GUSTS TO AROUND
20 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 10 TO 15 MPH WITH GUSTS 20 TO 30
MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT.
* MIN TEMPERATURE.....43-48.
* MAX HUMIDITY........70-90 PERCENT EXCEPT 60 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 15 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 15 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* CWR.................10%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN THROUGH
THE DAY. PATCHY FOG EARLY IN THE MORNING.
* MAX TEMPERATURE.....62-68.
* MIN HUMIDITY........50-60 PERCENT EXCEPT 40-50 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS UP TO 5 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS UP TO 5 MPH.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. NORTHWEST WINDS
UP TO 10 MPH. LOWS IN THE UPPER 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN. NORTH WINDS 5 TO
15 MPH. LOWS IN THE UPPER 40S TO MID 50S. HIGHS IN THE 60S.
THURSDAY
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO MID 50S. HIGHS IN THE 60S.
FRIDAY
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO MID 50S. HIGHS IN THE 60S TO LOWER 70S.
CAZ506-190900-
NORTH BAY INTERIOR VALLEYS-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....43-49.
* 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........1000 FT ASL.
MONDAY
* SKY/WEATHER.........PARTLY SUNNY.
* MAX TEMPERATURE.....63-69.
* 24 HR TREND......12 DEGREES COOLER.
* MIN HUMIDITY........55-65 PERCENT.
* 24 HR TREND......10 PERCENT DRIER.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
AREAS OF FOG EARLY IN THE MORNING.
* MIN TEMPERATURE.....42-47.
* MAX HUMIDITY........100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................10%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. AREAS OF FOG EARLY IN THE
MORNING. PATCHY FOG LATE IN THE MORNING. SLIGHT CHANCE OF RAIN IN
THE MORNING.
* MAX TEMPERATURE.....65-70.
* MIN HUMIDITY........55-65 PERCENT.
* 20-FOOT WINDS.......EAST WINDS UP TO 5 MPH.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. PATCHY FOG. CHANCE OF RAIN.
NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. PATCHY FOG. AREAS OF FOG. CHANCE OF
RAIN. WEST WINDS 5 TO 15 MPH. LOWS IN THE 40S TO MID 50S. HIGHS
IN THE 60S TO LOWER 70S.
THURSDAY
MOSTLY CLOUDY. AREAS OF FOG. PATCHY FOG. SLIGHT
CHANCE OF RAIN. WEST WINDS 5 TO 15 MPH. LOWS IN THE 40S TO MID
50S. HIGHS IN THE 60S TO LOWER 70S.
FRIDAY
MOSTLY CLEAR. PATCHY FOG. NORTHWEST WINDS 5 TO 15 MPH.
LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE 60S TO LOWER 70S.
CAZ504-190900-
NORTH BAY INTERIOR MOUNTAINS-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....41-48.
* 24 HR TREND......9 DEGREES COOLER.
* MAX HUMIDITY........80-100 PERCENT EXCEPT 70-90 PERCENT ABOVE
2000 FEET.
* 24 HR TREND......30 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........1000 FT ASL.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....61-69.
* 24 HR TREND......8 DEGREES COOLER.
* MIN HUMIDITY........45-55 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 15 MPH AND GUSTS TO AROUND
20 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....41-47.
* MAX HUMIDITY........80-90 PERCENT EXCEPT 70-80 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING DOWNVALLEY 2 TO 6 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 15 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
MORNING. PATCHY FOG EARLY IN THE MORNING. AREAS OF FOG EARLY IN
THE MORNING, THEN PATCHY FOG LATE IN THE MORNING.
* MAX TEMPERATURE.....61-69.
* MIN HUMIDITY........50-60 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPVALLEY 3 TO 7 MPH BECOMING EAST UP TO 5
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
EAST 5 TO 10 MPH IN THE AFTERNOON.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. NORTH WINDS UP TO
10 MPH. LOWS IN THE 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN. WEST WINDS 5 TO
15 MPH. LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE 60S.
THURSDAY
PARTLY CLOUDY. AREAS OF FOG. CHANCE OF RAIN. WEST
WINDS 5 TO 15 MPH. LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE 50S
TO UPPER 60S.
FRIDAY
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO LOWER 50S. HIGHS IN THE 60S.
CAZ006-190900-
SAN FRANCISCO-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.....50-55.
* 24 HR TREND......4 DEGREES COOLER.
* MAX HUMIDITY........90-100 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......WEST WINDS 10 TO 20 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........PARTLY SUNNY.
* MAX TEMPERATURE.....57-62.
* 24 HR TREND......5 DEGREES COOLER.
* MIN HUMIDITY........70-80 PERCENT.
* 24 HR TREND......10 PERCENT DRIER.
* 20-FOOT WINDS.......WEST WINDS 10 TO 20 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....50-55.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
MORNING.
* MAX TEMPERATURE.....59-66.
* MIN HUMIDITY........70-80 PERCENT.
* 20-FOOT WINDS.......SOUTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
NORTH IN THE AFTERNOON.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. NORTHWEST WINDS
5 TO 15 MPH. LOWS IN THE 50S.
WEDNESDAY
MOSTLY CLOUDY. RAIN LIKELY. NORTHEAST WINDS 5 TO
15 MPH. LOWS IN THE 50S. HIGHS IN THE 60S.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. WEST WINDS
10 TO 20 MPH. LOWS IN THE 50S. HIGHS IN THE LOWER 60S.
FRIDAY
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
LOWER TO MID 50S. HIGHS IN THE LOWER TO MID 60S.
CAZ509-190900-
SAN FRANCISCO PENINSULA COAST-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.....48-53.
* 24 HR TREND......4 DEGREES COOLER.
* MAX HUMIDITY........80-100 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........PARTLY SUNNY.
* MAX TEMPERATURE.....56-62.
* 24 HR TREND......6 DEGREES COOLER.
* MIN HUMIDITY........65-75 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.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....47-52.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN THROUGH
THE DAY. PATCHY FOG EARLY IN THE MORNING.
* MAX TEMPERATURE.....59-65.
* MIN HUMIDITY........65-75 PERCENT.
* 20-FOOT WINDS.......SOUTHEAST WINDS UP TO 5 MPH.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
CLOUDY. CHANCE OF RAIN. NORTH WINDS UP TO
10 MPH. LOWS IN THE UPPER 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. RAIN LIKELY. PATCHY FOG. NORTHEAST
WINDS 5 TO 15 MPH. LOWS IN THE UPPER 40S TO MID 50S. HIGHS IN THE
UPPER 50S TO MID 60S.
THURSDAY
MOSTLY CLOUDY. PATCHY FOG. SLIGHT CHANCE OF RAIN.
NORTHWEST WINDS 10 TO 20 MPH. LOWS IN THE UPPER 40S TO MID 50S.
HIGHS IN THE UPPER 50S TO MID 60S.
FRIDAY
PARTLY CLOUDY. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO MID 50S. HIGHS IN THE UPPER 50S TO MID 60S.
CAZ508-190900-
SAN FRANCISCO BAY SHORELINE-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....48-53.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........90-100 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........PARTLY SUNNY.
* MAX TEMPERATURE.....61-69.
* 24 HR TREND......10 DEGREES COOLER.
* MIN HUMIDITY........65-75 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....46-51.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH SHIFTING TO THE
SOUTHWEST UP TO 5 MPH AFTER MIDNIGHT.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
MORNING. PATCHY FOG EARLY IN THE MORNING.
* MAX TEMPERATURE.....64-71.
* MIN HUMIDITY........60-70 PERCENT.
* 20-FOOT WINDS.......SOUTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
NORTH IN THE AFTERNOON.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. NORTHWEST WINDS
5 TO 15 MPH. LOWS IN THE UPPER 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. RAIN LIKELY. SOUTHEAST WINDS 5 TO
15 MPH. LOWS IN THE 40S TO UPPER 50S. HIGHS IN THE 60S TO LOWER
70S.
THURSDAY
MOSTLY CLOUDY. PATCHY FOG. SLIGHT CHANCE OF RAIN.
WEST WINDS 10 TO 20 MPH. LOWS IN THE 40S TO UPPER 50S. HIGHS IN
THE 60S.
FRIDAY
MOSTLY CLEAR. PATCHY FOG. WEST WINDS 5 TO 15 MPH. LOWS
IN THE 40S TO UPPER 50S. HIGHS IN THE 60S TO LOWER 70S.
CAZ510-190900-
EAST BAY INTERIOR VALLEYS-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....49-55.
* 24 HR TREND......5 DEGREES COOLER.
* MAX HUMIDITY........80-100 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 25 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....64-72.
* 24 HR TREND......11 DEGREES COOLER.
* MIN HUMIDITY........50-60 PERCENT.
* 24 HR TREND......10 PERCENT DRIER.
* 20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 25 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING.
* MIN TEMPERATURE.....46-53.
* MAX HUMIDITY........80-100 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING. AREAS OF FOG LATE IN THE MORNING.
* MAX TEMPERATURE.....64-71.
* MIN HUMIDITY........50-60 PERCENT.
* 20-FOOT WINDS.......SOUTH WINDS UP TO 5 MPH SHIFTING TO THE NORTH
IN THE AFTERNOON.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. NORTHWEST WINDS
UP TO 10 MPH. LOWS IN THE 50S.
WEDNESDAY
MOSTLY CLOUDY. RAIN LIKELY. SOUTHWEST WINDS 5 TO
15 MPH. LOWS IN THE 40S TO UPPER 50S. HIGHS IN THE 60S TO LOWER
70S.
THURSDAY
PARTLY CLOUDY. PATCHY FOG. SLIGHT CHANCE OF RAIN.
SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE 40S TO UPPER 50S. HIGHS
IN THE 60S TO LOWER 70S.
FRIDAY
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 40S
TO MID 50S. HIGHS IN THE MID 60S TO LOWER 70S.
CAZ513-190900-
SANTA CLARA VALLEY...INCLUDING SAN JOSE-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....45-50.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........100 PERCENT.
* 24 HR TREND......30 PERCENT WETTER.
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....66-71.
* 24 HR TREND......10 DEGREES COOLER.
* MIN HUMIDITY........50-60 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.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING.
* MIN TEMPERATURE.....44-49.
* MAX HUMIDITY........100 PERCENT.
* 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE
NORTH UP TO 5 MPH AFTER MIDNIGHT.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....67-72.
* MIN HUMIDITY........50-60 PERCENT.
* 20-FOOT WINDS.......EAST WINDS UP TO 5 MPH SHIFTING TO THE SOUTH
IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. WEST WINDS 5 TO
15 MPH. LOWS AROUND 50.
WEDNESDAY
MOSTLY CLOUDY. PATCHY FOG. RAIN LIKELY. SOUTHEAST
WINDS UP TO 10 MPH. LOWS NEAR 50. HIGHS IN THE MID 60S TO LOWER
70S.
THURSDAY
MOSTLY CLOUDY. AREAS OF FOG. CHANCE OF RAIN.
NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE MID 40S TO LOWER 50S.
HIGHS IN THE MID 60S TO LOWER 70S.
FRIDAY
MOSTLY CLEAR. PATCHY FOG. NORTHWEST WINDS 5 TO 15 MPH.
LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE MID 60S TO LOWER
70S.
CAZ512-190900-
SANTA CRUZ MOUNTAINS-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....45-50.
* 24 HR TREND......7 DEGREES COOLER.
* MAX HUMIDITY........75-95 PERCENT.
* 24 HR TREND......30 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........1000 FT ASL.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....60-68.
* 24 HR TREND......13 DEGREES COOLER.
* MIN HUMIDITY........55-65 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 15 MPH. GUSTS UP TO 25
MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....43-48.
* MAX HUMIDITY........75-95 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING DOWNVALLEY 2 TO 6 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 15 MPH. GUSTS UP TO 25
MPH IN THE EVENING.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
MORNING. AREAS OF FOG EARLY IN THE MORNING.
* MAX TEMPERATURE.....61-69.
* MIN HUMIDITY........55-65 PERCENT.
* 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
IN THE AFTERNOON.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. SOUTHWEST WINDS
UP TO 10 MPH. LOWS IN THE 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. RAIN LIKELY. EAST WINDS UP TO 10 MPH.
LOWS IN THE 40S TO MID 50S. HIGHS IN THE 60S.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. NORTHWEST WINDS 5 TO
15 MPH. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE 50S TO
UPPER 60S.
FRIDAY
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO LOWER 50S. HIGHS IN THE 60S.
CAZ515-190900-
EAST BAY HILLS-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....47-52 EXCEPT 39-48 ABOVE 2000 FEET.
* 24 HR TREND......7 DEGREES COOLER.
* MAX HUMIDITY........75-95 PERCENT.
* 24 HR TREND......50 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30
MPH INCREASING TO 40 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 15 TO 25 MPH. GUSTS UP TO 35
MPH INCREASING TO 45 MPH AFTER MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....60-68.
* 24 HR TREND......18 DEGREES COOLER.
* MIN HUMIDITY........60-70 PERCENT EXCEPT 45-55 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...BREEZY. SOUTHWEST WINDS 15 TO 25 MPH. GUSTS
UP TO 45 MPH DECREASING TO 35 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 15 TO 25 MPH. GUSTS UP TO 45
MPH DECREASING TO 35 MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....43-49 EXCEPT 35-45 ABOVE 2000 FEET.
* MAX HUMIDITY........75-95 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 25
MPH IN THE EVENING.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 15 MPH. GUSTS UP TO 30
MPH DECREASING TO 20 MPH AFTER MIDNIGHT.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* MAX TEMPERATURE.....61-69.
* MIN HUMIDITY........55-65 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 10 MPH SHIFTING TO THE
NORTH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 10 MPH SHIFTING TO THE
NORTHEAST UP TO 5 MPH IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. WEST WINDS 5 TO
15 MPH. LOWS IN THE 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. RAIN LIKELY. SOUTH WINDS 5 TO 15 MPH.
LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE 50S TO UPPER 60S.
THURSDAY
PARTLY CLOUDY. CHANCE OF RAIN. SOUTHWEST WINDS 5 TO
15 MPH. LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE UPPER 50S TO
MID 60S.
FRIDAY
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 40S
TO LOWER 50S. HIGHS IN THE 60S.
CAZ514-190900-
EASTERN SANTA CLARA HILLS-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....41-49.
* 24 HR TREND......9 DEGREES COOLER.
* MAX HUMIDITY........75-95 PERCENT.
* 24 HR TREND......60 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 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........NONE.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....64-69 EXCEPT 61-66 ABOVE 2000 FEET.
* 24 HR TREND......14 DEGREES COOLER.
* MIN HUMIDITY........30 PERCENT EXCEPT 40 PERCENT ABOVE 2000 FEET.
* 24 HR TREND......30 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 15 MPH WITH GUSTS 20 TO 30
MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING.
* MIN TEMPERATURE.....38-46.
* MAX HUMIDITY........100 PERCENT EXCEPT 75-95 PERCENT ABOVE 2000
FEET.
* 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 15 MPH. GUSTS UP TO 25 MPH
IN THE EVENING.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........PARTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING. AREAS OF FOG EARLY IN THE MORNING, THEN PATCHY FOG EARLY
IN THE MORNING.
* MAX TEMPERATURE.....62-70.
* MIN HUMIDITY........40 PERCENT EXCEPT 50 PERCENT ABOVE 2000 FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPVALLEY 3 TO 7 MPH BECOMING SOUTH 5 TO 10
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. RAIN LIKELY. WEST WINDS 5 TO
15 MPH. LOWS IN THE 40S TO LOWER 50S.
WEDNESDAY
MOSTLY CLOUDY. RAIN LIKELY. PATCHY FOG. SOUTHEAST
WINDS 5 TO 15 MPH. LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE
UPPER 50S TO MID 60S.
THURSDAY
PARTLY CLOUDY. PATCHY FOG. CHANCE OF RAIN. WEST WINDS
5 TO 15 MPH. LOWS IN THE 30S TO UPPER 40S. HIGHS IN THE UPPER 50S
TO MID 60S.
FRIDAY
MOSTLY CLEAR. PATCHY FOG. WEST WINDS 5 TO 15 MPH. LOWS
IN THE 30S TO UPPER 40S. HIGHS IN THE 60S.
CAZ529-190900-
NORTHERN MONTEREY BAY-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....46-51.
* 24 HR TREND......4 DEGREES COOLER.
* MAX HUMIDITY........100 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......NORTHEAST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....62-68.
* 24 HR TREND......11 DEGREES COOLER.
* MIN HUMIDITY........60-70 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......NORTH WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING.
* MIN TEMPERATURE.....44-49.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH SHIFTING TO THE
NORTHEAST UP TO 5 MPH AFTER MIDNIGHT.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING. SLIGHT CHANCE OF RAIN IN THE MORNING.
* MAX TEMPERATURE.....62-67.
* MIN HUMIDITY........60-70 PERCENT.
* 20-FOOT WINDS.......EAST WINDS UP TO 5 MPH SHIFTING TO THE SOUTH
5 TO 10 MPH IN THE AFTERNOON.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. SOUTHEAST WINDS
5 TO 15 MPH. LOWS IN THE LOWER 50S.
WEDNESDAY
MOSTLY CLOUDY. RAIN LIKELY. PATCHY FOG. NORTHEAST
WINDS 5 TO 15 MPH. LOWS IN THE LOWER 50S. HIGHS IN THE 60S.
THURSDAY
MOSTLY CLOUDY. PATCHY FOG. CHANCE OF RAIN. NORTHWEST
WINDS 5 TO 15 MPH. LOWS NEAR 50. HIGHS IN THE 60S.
FRIDAY
PARTLY CLOUDY. PATCHY FOG. NORTH WINDS 5 TO 15 MPH.
LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE 60S.
CAZ530-190900-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....50-55.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........90 PERCENT EXCEPT BIG SUR 70 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........PARTLY SUNNY.
* MAX TEMPERATURE.....61-68.
* 24 HR TREND......6 DEGREES COOLER.
* MIN HUMIDITY........70 PERCENT EXCEPT BIG SUR 50 PERCENT.
* 24 HR TREND......10 PERCENT DRIER.
* 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY.
* MIN TEMPERATURE.....46-51.
* MAX HUMIDITY........90 PERCENT EXCEPT BIG SUR 80 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH SHIFTING TO THE SOUTH
5 TO 10 MPH AFTER MIDNIGHT.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE
AFTERNOON.
* MAX TEMPERATURE.....60-67.
* MIN HUMIDITY........70 PERCENT EXCEPT BIG SUR 50 PERCENT.
* 20-FOOT WINDS.......EAST WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. RAIN LIKELY. SOUTH WINDS 5 TO
15 MPH. LOWS IN THE UPPER 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS, THEN CHANCE OF RAIN. EAST WINDS 5 TO 15 MPH. LOWS
IN THE UPPER 40S TO MID 50S. HIGHS IN THE 50S TO UPPER 60S.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. NORTHWEST WINDS 10 TO
20 MPH. LOWS IN THE UPPER 40S TO MID 50S. HIGHS IN THE 50S TO
UPPER 60S.
FRIDAY
PARTLY CLOUDY. NORTH WINDS 5 TO 15 MPH. LOWS IN THE 40S
TO MID 50S. HIGHS IN THE 60S.
CAZ528-190900-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....47-52.
* 24 HR TREND......4 DEGREES COOLER.
* MAX HUMIDITY........90-100 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 10 TO 20 MPH DECREASING TO 5 TO 10
MPH AFTER MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........PARTLY SUNNY.
* MAX TEMPERATURE.....64-72.
* 24 HR TREND......20 DEGREES COOLER.
* MIN HUMIDITY........55-65 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
WEST 10 TO 20 MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING.
* MIN TEMPERATURE.....44-49.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 10 TO 20 MPH SHIFTING TO THE SOUTH
5 TO 10 MPH AFTER MIDNIGHT.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........PARTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....65-71.
* MIN HUMIDITY........50-60 PERCENT.
* 20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTH 5 TO 10 MPH IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. SOUTHWEST WINDS
10 TO 20 MPH. LOWS IN THE UPPER 40S TO MID 50S.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS, THEN CHANCE OF RAIN. SOUTHEAST WINDS 5 TO 15 MPH.
LOWS IN THE UPPER 40S TO MID 50S. HIGHS IN THE 60S.
THURSDAY
MOSTLY CLOUDY. PATCHY FOG. CHANCE OF RAIN. WEST WINDS
10 TO 20 MPH. LOWS IN THE UPPER 40S TO MID 50S. HIGHS IN THE 60S.
FRIDAY
PARTLY CLOUDY. PATCHY FOG. WEST WINDS 10 TO 20 MPH.
LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE 60S.
CAZ516-190900-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....43-48.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........100 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....74-82.
* 24 HR TREND......7 DEGREES COOLER.
* MIN HUMIDITY........35-45 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 NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....40-45.
* MAX HUMIDITY........100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH SHIFTING TO THE SOUTH
UP TO 5 MPH AFTER MIDNIGHT.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........PARTLY SUNNY. AREAS OF FOG EARLY IN THE
MORNING, THEN PATCHY FOG LATE IN THE MORNING.
* MAX TEMPERATURE.....68-74.
* MIN HUMIDITY........45-55 PERCENT.
* 20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. PATCHY FOG. CHANCE OF RAIN. SOUTH
WINDS 5 TO 15 MPH. LOWS IN THE 40S TO LOWER 50S.
WEDNESDAY
MOSTLY CLOUDY. PATCHY FOG. SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS. CHANCE OF RAIN. SOUTHEAST WINDS 5 TO 15 MPH.
LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE 60S.
THURSDAY
PARTLY CLOUDY. PATCHY FOG. CHANCE OF RAIN. NORTHWEST
WINDS 10 TO 20 MPH. LOWS IN THE 40S. HIGHS IN THE 60S TO LOWER
70S.
FRIDAY
MOSTLY CLEAR. PATCHY FOG. NORTHWEST WINDS 10 TO 20 MPH.
LOWS IN THE 40S. HIGHS IN THE MID 60S TO LOWER 70S.
CAZ517-190900-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....46-55.
* 24 HR TREND......14 DEGREES COOLER.
* MAX HUMIDITY........53-73 PERCENT EXCEPT 48-58 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......70 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 15 MPH. GUSTS UP TO 30
MPH DECREASING TO 20 MPH AFTER MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....67-75.
* 24 HR TREND......17 DEGREES COOLER.
* MIN HUMIDITY........40-50 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 5 MPH SHIFTING TO THE
SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
WEST 10 TO 15 MPH WITH GUSTS 20 TO 30 MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.....41-48.
* MAX HUMIDITY........75-95 PERCENT EXCEPT 60-80 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 15 MPH. GUSTS UP TO 25 MPH
IN THE EVENING.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........PARTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING. AREAS OF FOG EARLY IN THE MORNING, THEN PATCHY FOG LATE
IN THE MORNING. SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
* MAX TEMPERATURE.....62-70.
* MIN HUMIDITY........45-55 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 10 MPH.
* RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 15 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
* CWR.................10%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. SOUTH WINDS 5 TO
15 MPH. LOWS IN THE 40S TO LOWER 50S.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS, THEN RAIN LIKELY. SOUTHEAST WINDS 5 TO 15 MPH.
LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE 50S TO MID 60S.
THURSDAY
PARTLY CLOUDY. CHANCE OF RAIN. NORTHWEST WINDS 5 TO
15 MPH. LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE UPPER 50S TO
MID 60S.
FRIDAY
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO LOWER 50S. HIGHS IN THE 60S.
CAZ518-190900-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL PARK-
200 PM PDT SUN OCT 18 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....46-54.
* 24 HR TREND......9 DEGREES COOLER.
* MAX HUMIDITY........58-78 PERCENT EXCEPT 53-63 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......55 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 15 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 15 MPH. GUSTS UP TO 30 MPH
DECREASING TO 20 MPH AFTER MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1000 FT ASL.
MONDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....70-78.
* 24 HR TREND......9 DEGREES COOLER.
* MIN HUMIDITY........35-45 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 5 MPH SHIFTING TO THE
SOUTH 10 TO 15 MPH IN THE AFTERNOON. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 15 MPH. GUSTS UP TO 30 MPH
IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........1500 FT ASL.
MONDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
PATCHY FOG EARLY IN THE MORNING.
* MIN TEMPERATURE.....40-48.
* MAX HUMIDITY........80-100 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE EVENING.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 15 MPH WITH GUSTS TO 20 MPH
SHIFTING TO THE SOUTH UP TO 5 MPH AFTER MIDNIGHT.
* CWR.................0%.
TUESDAY
* SKY/WEATHER.........PARTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....65-73.
* MIN HUMIDITY........30-40 PERCENT EXCEPT 40-50 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 10 MPH. GUSTS UP TO 30 MPH
IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN. SOUTHWEST WINDS
5 TO 15 MPH. LOWS IN THE 40S TO LOWER 50S.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS, THEN CHANCE OF RAIN. PATCHY FOG. SOUTHEAST WINDS
5 TO 15 MPH. LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE 50S TO
MID 60S.
THURSDAY
PARTLY CLOUDY. PATCHY FOG. CHANCE OF RAIN. NORTHWEST
WINDS 5 TO 15 MPH. LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE
UPPER 50S TO MID 60S.
FRIDAY
MOSTLY CLEAR. PATCHY FOG. NORTHWEST WINDS 5 TO 15 MPH.
LOWS IN THE 30S TO UPPER 40S. HIGHS IN THE 60S.
NOAA'S NWS ON THE WEB AT WWW.WEATHER.GOV/SANFRANCISCO
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