501
FNUS56 KMTR 192120
FWFMTR
FIRE WEATHER PLANNING FORECAST FOR THE SAN FRANCISCO BAY AREA AND
CENTRAL CALIFORNIA COAST
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
220 PM PDT TUE MAY 19 2026
...ELEVATED FIRE WEATHER CONCERNS ACROSS THE INTERIOR BAY AREA AND
CENTRAL COAST THROUGH THURSDAY DUE TO CRITICALLY LOW HUMIDITIES...
DISCUSSION
LIGHT OFFSHORE WINDS CONTINUE ACROSS THE HIGHER
TERRAIN AND PORTIONS OF THE INTERIOR THROUGH MIDWEEK. CRITICALLY
DRY CONDITIONS CONTINUE ACROSS THE INTERIOR AND HIGHER ELEVATIONS
THROUGH MIDWEEK WITH HUMIDITY VALUES IN THE 10S TO 20S. OVERNIGHT
RECOVERIES REMAIN POOR TO FAIR THROUGH THURSDAY NIGHT. A SHALLOW
MARINE LAYER IS EXPECTED TO DEVELOP LATE WEEK INTO THE WEEKEND
WHICH WILL BRING IMPROVED DAYTIME AND OVERNIGHT HUMIDITY VALUES.
FIRE WEATHER CONCERNS WILL REMAIN ELEVATED THROUGH LATE WEEK BUT
WILL EASE AS HUMIDITY CONDITIONS IMPROVE.
NOTE : ALL WINDS ARE 20-FOOT WINDS UNLESS OTHERWISE SPECIFIED.
THUNDERSTORMS IMPLY STRONG, GUSTY AND ERRATIC WINDS.
CAZ505-200930-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....49-55.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........70-90 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........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....66-74.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........60-70 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....47-52.
* MAX HUMIDITY........80-100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....65-73.
* MIN HUMIDITY........65-75 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE MID 40S
TO LOWER 50S.
FRIDAY
PARTLY CLOUDY. PATCHY FOG. SOUTH WINDS 5 TO 15 MPH.
LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE 60S.
SATURDAY
MOSTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO
15 MPH. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE UPPER 50S
TO MID 60S.
SUNDAY
MOSTLY CLOUDY. PATCHY FOG. WEST WINDS 5 TO 15 MPH. LOWS
IN THE MID 40S TO LOWER 50S. HIGHS IN THE UPPER 50S TO MID 60S.
CAZ503-200930-
SONOMA COASTAL RANGE-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....55-64.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........53-63 PERCENT.
* 24 HR TREND......15 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........NONE.
WEDNESDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....79-87.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........25-35 PERCENT.
* 24 HR TREND......15 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........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....53-61.
* MAX HUMIDITY........60-80 PERCENT.
* 20-FOOT WINDS.......
* RIDGES/UPR SLOPES....WEST WINDS UP TO 5 MPH SHIFTING TO THE NORTH
AFTER MIDNIGHT.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....78-86.
* MIN HUMIDITY........30-40 PERCENT.
* 20-FOOT WINDS.......
* RIDGES/UPR SLOPES....LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH
IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR. WEST WINDS UP TO 10 MPH. LOWS IN
THE 50S TO LOWER 60S.
FRIDAY
MOSTLY CLEAR. SOUTH WINDS 5 TO 15 MPH. LOWS IN THE 40S
TO UPPER 50S. HIGHS IN THE 70S.
SATURDAY
PARTLY CLOUDY. SOUTH WINDS 5 TO 15 MPH. LOWS IN THE
UPPER 40S TO MID 50S. HIGHS IN THE 60S TO MID 70S.
SUNDAY
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
UPPER 40S TO MID 50S. HIGHS IN THE UPPER 60S TO MID 70S.
CAZ502-200930-
MARIN COASTAL RANGE-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....48-53.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........60-80 PERCENT EXCEPT 50-60 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....76-81 EXCEPT 66-71 ABOVE 2000 FEET.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........40-50 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
PATCHY FOG EARLY IN THE MORNING.
* MIN TEMPERATURE.....45-50.
* MAX HUMIDITY........80-100 PERCENT EXCEPT 70-80 PERCENT ABOVE
2000 FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....74-79 EXCEPT 64-69 ABOVE 2000 FEET.
* MIN HUMIDITY........50-60 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS AROUND 50.
FRIDAY
COOLER. PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH.
LOWS AROUND 50. HIGHS IN THE 60S TO LOWER 70S.
SATURDAY
MOSTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO
15 MPH. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 50S TO MID 60S.
SUNDAY
MOSTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS AROUND 50.
HIGHS IN THE 60S.
CAZ506-200930-
NORTH BAY INTERIOR VALLEYS-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....51-57.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........60-80 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....81-89.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........25-35 PERCENT.
* 24 HR TREND......5 PERCENT WETTER.
* 20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....49-55.
* MAX HUMIDITY........70-90 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....81-89.
* MIN HUMIDITY........35-45 PERCENT.
* 20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH IN
THE AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS
IN THE 40S TO UPPER 50S.
FRIDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE 70S TO LOWER 80S.
SATURDAY
PARTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO
15 MPH. LOWS IN THE UPPER 40S TO MID 50S. HIGHS IN THE UPPER 60S
TO MID 70S.
SUNDAY
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO MID 50S. HIGHS IN THE 60S TO UPPER 70S.
CAZ504-200930-
NORTH BAY INTERIOR MOUNTAINS-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....55-65.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........40-50 PERCENT.
* 24 HR TREND......35 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
NORTH AFTER MIDNIGHT.
* 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........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....81-89.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........20-30 PERCENT.
* 24 HR TREND......5 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTH WINDS UP TO 5 MPH SHIFTING TO THE
SOUTHWEST 5 TO 10 MPH AND GUSTS TO AROUND 20 MPH IN THE
AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....54-64.
* MAX HUMIDITY........50-60 PERCENT EXCEPT 35-45 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
NORTHWEST UP TO 5 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....83-91.
* MIN HUMIDITY........20-30 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS UP TO 5 MPH SHIFTING TO THE
SOUTH 5 TO 10 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS UP TO 5 MPH SHIFTING TO THE
SOUTH 5 TO 10 MPH AND GUSTS TO AROUND 20 MPH IN THE
AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
50S TO LOWER 60S.
FRIDAY
CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE 50S TO
LOWER 60S. HIGHS IN THE MID 70S TO LOWER 80S.
SATURDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO UPPER 50S. HIGHS IN THE 60S TO UPPER 70S.
SUNDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE 70S.
CAZ006-200930-
SAN FRANCISCO-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....50-55.
* 24 HR TREND......4 DEGREES COOLER.
* MAX HUMIDITY........80-90 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........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....65-73.
* 24 HR TREND......10 DEGREES COOLER.
* MIN HUMIDITY........65-75 PERCENT.
* 24 HR TREND......40 PERCENT WETTER.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....48-53.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY.
* MAX TEMPERATURE.....63-71.
* MIN HUMIDITY........65-75 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN THE UPPER
40S TO MID 50S.
FRIDAY
PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN
THE UPPER 40S TO MID 50S. HIGHS IN THE 60S.
SATURDAY
PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN
THE LOWER 50S. HIGHS IN THE UPPER 50S TO MID 60S.
SUNDAY
MOSTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN THE
LOWER TO MID 50S. HIGHS IN THE UPPER 50S TO MID 60S.
CAZ509-200930-
SAN FRANCISCO PENINSULA COAST-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....46-51.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........70-90 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........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....64-72.
* 24 HR TREND......7 DEGREES COOLER.
* MIN HUMIDITY........65-75 PERCENT.
* 24 HR TREND......30 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....44-49.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY. PATCHY FOG
EARLY IN THE MORNING.
* MAX TEMPERATURE.....62-70.
* MIN HUMIDITY........65-75 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. PATCHY FOG. WEST WINDS 5 TO 15 MPH. LOWS IN THE
MID 40S TO LOWER 50S.
FRIDAY
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
MID 40S TO LOWER 50S. HIGHS IN THE 60S.
SATURDAY
MOSTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO
15 MPH. LOWS AROUND 50. HIGHS IN THE UPPER 50S TO MID 60S.
SUNDAY
MOSTLY CLOUDY. PATCHY FOG. AREAS OF FOG. WEST WINDS
5 TO 15 MPH. LOWS NEAR 50. HIGHS IN THE UPPER 50S TO MID 60S.
CAZ508-200930-
SAN FRANCISCO BAY SHORELINE-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....51-56.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........60-80 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....76-84.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........35-45 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........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....49-54.
* MAX HUMIDITY........70-90 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-83.
* MIN HUMIDITY........45-55 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO UPPER 50S.
FRIDAY
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 40S
TO UPPER 50S. HIGHS IN THE 70S.
SATURDAY
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN THE
UPPER 40S TO MID 50S. HIGHS IN THE UPPER 60S TO MID 70S.
SUNDAY
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN THE
UPPER 40S TO MID 50S. HIGHS IN THE 60S TO MID 70S.
CAZ510-200930-
EAST BAY INTERIOR VALLEYS-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....54-61.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........48-58 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....84-92.
* 24 HR TREND......5 DEGREES WARMER.
* MIN HUMIDITY........18-28 PERCENT.
* 24 HR TREND......6 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....52-59.
* MAX HUMIDITY........55-75 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....84-92.
* MIN HUMIDITY........23-33 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
CLEAR. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN
THE 50S TO LOWER 60S.
FRIDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE 50S
TO LOWER 60S. HIGHS IN THE UPPER 70S TO MID 80S.
SATURDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE 70S TO LOWER 80S.
SUNDAY
PARTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN THE 40S
TO UPPER 50S. HIGHS IN THE 70S TO LOWER 80S.
CAZ513-200930-
SANTA CLARA VALLEY...INCLUDING SAN JOSE-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....52-57.
* 24 HR TREND......7 DEGREES WARMER.
* MAX HUMIDITY........48-58 PERCENT.
* 24 HR TREND......5 PERCENT DRIER.
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTH UP TO 5 MPH AFTER MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....85-90.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........20-30 PERCENT.
* 24 HR TREND......5 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....51-56.
* MAX HUMIDITY........60-80 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT WINDS.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....83-90.
* MIN HUMIDITY........30-40 PERCENT.
* 20-FOOT WINDS.......LIGHT WINDS BECOMING WEST 5 TO 10 MPH IN THE
AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO UPPER 50S.
FRIDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE UPPER 70S TO MID 80S.
SATURDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN
THE UPPER 40S TO MID 50S. HIGHS IN THE 70S TO LOWER 80S.
SUNDAY
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS NEAR 50.
HIGHS IN THE MID 70S TO LOWER 80S.
CAZ512-200930-
SANTA CRUZ MOUNTAINS-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....51-61.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........40-50 PERCENT.
* 24 HR TREND......15 PERCENT DRIER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* 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........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....76-84.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........30-40 PERCENT.
* 24 HR TREND......15 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS UP TO 5 MPH SHIFTING TO THE WEST
5 TO 10 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHWEST WINDS UP TO 5 MPH SHIFTING TO THE
WEST 5 TO 10 MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....48-58.
* MAX HUMIDITY........55-75 PERCENT EXCEPT 50-60 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS UP TO 5 MPH IN THE EVENING
BECOMING DOWNVALLEY 2 TO 6 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-83.
* MIN HUMIDITY........35-45 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPVALLEY 3 TO 7 MPH BECOMING WEST UP TO 5
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....LIGHT WINDS BECOMING WEST 5 TO 10 MPH IN THE
AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE 40S TO
UPPER 50S.
FRIDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE 60S TO UPPER 70S.
SATURDAY
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO MID 50S. HIGHS IN THE MID 60S TO LOWER 70S.
SUNDAY
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO MID 50S. HIGHS IN THE 60S TO MID 70S.
CAZ515-200930-
EAST BAY HILLS-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....53-63.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........38-48 PERCENT EXCEPT 20-30 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......5 PERCENT DRIER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH WITH GUSTS TO 20 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH WITH GUSTS TO 20 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....82-90.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........23-33 PERCENT EXCEPT 15-20 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......5 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH
IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....52-62.
* MAX HUMIDITY........48-58 PERCENT EXCEPT 28-38 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO 20
MPH.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO 20
MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....81-89.
* MIN HUMIDITY........30-40 PERCENT EXCEPT 15-20 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
WEST 5 TO 10 MPH IN THE AFTERNOON. GUSTS UP TO 20 MPH IN THE
AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
CLEAR. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN
THE 50S TO LOWER 60S.
FRIDAY
MOSTLY CLEAR. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE MID 70S TO LOWER 80S.
SATURDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE 70S.
SUNDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE 40S
TO MID 50S. HIGHS IN THE 60S TO UPPER 70S.
CAZ514-200930-
EASTERN SANTA CLARA HILLS-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........CLEAR.
* MIN TEMPERATURE.....49-59.
* 24 HR TREND......4 DEGREES WARMER.
* MAX HUMIDITY........30-40 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE EVENING.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 25
MPH IN THE EVENING.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....81-89.
* 24 HR TREND......6 DEGREES WARMER.
* MIN HUMIDITY........15-20 PERCENT.
* 24 HR TREND......5 PERCENT WETTER.
* 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........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-59.
* MAX HUMIDITY........45 PERCENT EXCEPT 30-40 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 10 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....82-90.
* MIN HUMIDITY........18-28 PERCENT.
* 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.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S
TO LOWER 60S.
FRIDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE UPPER 70S TO MID 80S.
SATURDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO MID 50S. HIGHS IN THE MID 70S TO LOWER 80S.
SUNDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO MID 50S. HIGHS IN THE 70S TO LOWER 80S.
CAZ529-200930-
NORTHERN MONTEREY BAY-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....49-54.
* 24 HR TREND......5 DEGREES WARMER.
* MAX HUMIDITY........60-70 PERCENT EXCEPT 50-60 PERCENT FROM 500
TO 1000 FEET.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT WINDS.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....72-80.
* 24 HR TREND......4 DEGREES COOLER.
* MIN HUMIDITY........45-55 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........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....46-51.
* MAX HUMIDITY........80-90 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT WINDS.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....71-79.
* MIN HUMIDITY........50-60 PERCENT.
* 20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH IN
THE AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE UPPER
40S.
FRIDAY
PARTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH.
LOWS NEAR 50. HIGHS IN THE 60S TO MID 70S.
SATURDAY
PARTLY CLOUDY. AREAS OF FOG. SOUTHWEST WINDS 5 TO
15 MPH. LOWS AROUND 50. HIGHS IN THE 60S TO LOWER 70S.
SUNDAY
PARTLY CLOUDY. AREAS OF FOG. PATCHY FOG. SOUTHWEST
WINDS 5 TO 15 MPH. LOWS AROUND 50. HIGHS IN THE MID 60S TO LOWER
70S.
CAZ530-200930-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-58.
* 24 HR TREND......8 DEGREES WARMER.
* MAX HUMIDITY........70 PERCENT EXCEPT BIG SUR 45 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....68-76.
* 24 HR TREND......11 DEGREES COOLER.
* MIN HUMIDITY........50 PERCENT EXCEPT BIG SUR 40 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....48-56.
* MAX HUMIDITY........80 PERCENT EXCEPT BIG SUR 50 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....66-74.
* MIN HUMIDITY........60 PERCENT EXCEPT BIG SUR 50 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO UPPER 50S.
FRIDAY
PARTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH.
LOWS IN THE 40S TO UPPER 50S. HIGHS IN THE 60S TO LOWER 70S.
SATURDAY
PARTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO
15 MPH. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE 60S.
SUNDAY
PARTLY CLOUDY. PATCHY FOG. WEST WINDS 5 TO 15 MPH. LOWS
IN THE 40S TO MID 50S. HIGHS IN THE 60S.
CAZ528-200930-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-55.
* 24 HR TREND......8 DEGREES WARMER.
* MAX HUMIDITY........48-58 PERCENT.
* 24 HR TREND......10 PERCENT DRIER.
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....79-87.
* 24 HR TREND......8 DEGREES WARMER.
* MIN HUMIDITY........25-35 PERCENT.
* 24 HR TREND......5 PERCENT WETTER.
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR.
* MIN TEMPERATURE.....50-55.
* MAX HUMIDITY........60-80 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH DECREASING TO UP TO 5
MPH AFTER MIDNIGHT.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....78-86.
* MIN HUMIDITY........35-45 PERCENT.
* 20-FOOT WINDS.......NORTHWEST WINDS UP TO 5 MPH INCREASING TO
WEST 10 TO 15 MPH IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN
THE 40S TO UPPER 50S.
FRIDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE 40S
TO UPPER 50S. HIGHS IN THE MID 70S TO LOWER 80S.
SATURDAY
PARTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN THE
UPPER 40S TO MID 50S. HIGHS IN THE 70S.
SUNDAY
PARTLY CLOUDY. PATCHY FOG. WEST WINDS 10 TO 20 MPH.
LOWS NEAR 50. HIGHS IN THE 70S.
CAZ516-200930-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....47-52.
* 24 HR TREND......5 DEGREES WARMER.
* MAX HUMIDITY........50-60 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 20 MPH DECREASING TO 5
TO 10 MPH AFTER MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....85-90.
* 24 HR TREND......4 DEGREES WARMER.
* MIN HUMIDITY........15-20 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......NORTH WINDS UP TO 5 MPH SHIFTING TO THE WEST
10 TO 15 MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR.
* MIN TEMPERATURE.....47-52.
* MAX HUMIDITY........60-70 PERCENT.
* 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....86-91.
* MIN HUMIDITY........20-30 PERCENT.
* 20-FOOT WINDS.......NORTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
CLEAR. NORTHWEST WINDS 10 TO 20 MPH. LOWS IN
THE UPPER 40S TO MID 50S.
FRIDAY
MOSTLY CLEAR. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN THE
40S TO MID 50S. HIGHS IN THE 80S TO LOWER 90S.
SATURDAY
MOSTLY CLEAR. PATCHY FOG. SOUTHWEST WINDS 10 TO
20 MPH. LOWS IN THE 40S TO LOWER 50S. HIGHS IN THE UPPER 70S TO
MID 80S.
SUNDAY
MOSTLY CLEAR. PATCHY FOG. WEST WINDS 10 TO 20 MPH. LOWS
IN THE 40S TO LOWER 50S. HIGHS IN THE UPPER 70S TO MID 80S.
CAZ517-200930-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-60.
* 24 HR TREND......4 DEGREES WARMER.
* MAX HUMIDITY........30-40 PERCENT EXCEPT 20-30 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......20 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE EVENING.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 25
MPH IN THE EVENING.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....78-86.
* 24 HR TREND......7 DEGREES WARMER.
* MIN HUMIDITY........23-33 PERCENT.
* 24 HR TREND......5 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
NORTHWEST 5 TO 10 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTH WINDS UP TO 5 MPH SHIFTING TO THE WEST
5 TO 10 MPH AND GUSTS TO AROUND 20 MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR.
* MIN TEMPERATURE.....50-58 EXCEPT 55-60 ABOVE 2000 FEET.
* MAX HUMIDITY........38-48 PERCENT EXCEPT 28-38 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTHEAST UP TO 5 MPH AFTER MIDNIGHT.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 25
MPH IN THE EVENING.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....77-85.
* MIN HUMIDITY........25-35 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPVALLEY 3 TO 7 MPH BECOMING WEST 5 TO 10
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTH WINDS UP TO 5 MPH SHIFTING TO THE
SOUTHWEST 5 TO 10 MPH AND GUSTS TO AROUND 20 MPH IN THE
AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO UPPER 50S.
FRIDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE 70S.
SATURDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO MID 50S. HIGHS IN THE UPPER 60S TO MID 70S.
SUNDAY
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 40S
TO MID 50S. HIGHS IN THE UPPER 60S TO MID 70S.
CAZ518-200930-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL PARK-
220 PM PDT TUE MAY 19 2026
TONIGHT
* SKY/WEATHER.........CLEAR.
* MIN TEMPERATURE.....49-59.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........33-43 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE EVENING.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 30
MPH IN THE EVENING.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....81-89.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........15-20 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS UP TO 5 MPH SHIFTING TO THE
SOUTHWEST 5 TO 10 MPH AND GUSTS TO AROUND 20 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES....NORTH WINDS UP TO 5 MPH SHIFTING TO THE WEST
5 TO 10 MPH WITH GUSTS 20 TO 30 MPH IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
WEDNESDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR.
* MIN TEMPERATURE.....50-59.
* MAX HUMIDITY........40-50 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE EVENING.
* RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 30
MPH IN THE EVENING.
* CWR.................0%.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....83-91.
* MIN HUMIDITY........18-28 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS 5 TO 10 MPH.
* RIDGES/UPR SLOPES....NORTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
WEST 10 TO 15 MPH WITH GUSTS 20 TO 30 MPH IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
THURSDAY NIGHT
CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 50S
TO LOWER 60S.
FRIDAY
CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE 50S TO
LOWER 60S. HIGHS IN THE 70S TO MID 80S.
SATURDAY
MOSTLY CLEAR. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN
THE 40S TO UPPER 50S. HIGHS IN THE MID 70S TO LOWER 80S.
SUNDAY
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE 40S
TO MID 50S. HIGHS IN THE 70S TO LOWER 80S.
NOAA'S NWS ON THE WEB AT WWW.WEATHER.GOV/SANFRANCISCO
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