076
FNUS56 KMTR 202142
FWFMTR
FIRE WEATHER PLANNING FORECAST FOR THE SAN FRANCISCO BAY AREA AND
CENTRAL CALIFORNIA COAST
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
242 PM PDT WED MAY 20 2026
...ELEVATED FIRE WEATHER CONCERNS ACROSS THE INTERIOR BAY AREA AND
CENTRAL COAST THROUGH THURSDAY DUE TO CRITICALLY LOW HUMIDITIES...
DISCUSSION
WARM AND DRY THE REST OF THIS AFTERNOON AND EVENING
WITH A RETURN OF ONSHORE BREEZES WHILE THE MARINE LAYER REMAINS
SHALLOW AND CONFINED TO THE IMMEDIATE COAST. NO BIG CHANGES
FORECAST FOR THURSDAY BUT IF ANYTHING A TREND FOR SLIGHT COOLING
NEAR THE COAST AND BAYS. FRIDAY THROUGH THE MEMORIAL DAY WEEKEND
WILL FEATURE MORE SEASONAL TEMPERATURES AND A DEEPENING MARINE
LAYER WITH NIGHT AND MORNING LOW CLOUDS AND FOG, WHILE WINDS
REMAIN WESTERLY AND ONSHORE. THE LONG RANGE TRENDS REMAIN DRY
THROUGH THE END OF THE MONTH WITH TEMPERATURES TRENDING NEAR TO
SLIGHTLY BELOW NORMAL WITH NO ABNORMALLY HOT WEATHER FORECAST AT
THIS TIME.
NOTE : ALL WINDS ARE 20-FOOT WINDS UNLESS OTHERWISE SPECIFIED.
THUNDERSTORMS IMPLY STRONG, GUSTY AND ERRATIC WINDS.
CAZ505-210945-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....46-52.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........80-100 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........500 FT ASL.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.....62-70.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........65-75 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........500 FT ASL.
THURSDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....46-52.
* MAX HUMIDITY........80-100 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....61-69.
* MIN HUMIDITY........70-80 PERCENT.
* 20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH. LOWS NEAR 50.
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. SOUTHWEST WINDS 5 TO 15 MPH.
LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE UPPER 50S TO MID
60S.
MEMORIAL DAY
MOSTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN
THE MID 40S TO LOWER 50S. HIGHS IN THE 50S TO UPPER 60S.
CAZ503-210945-
SONOMA COASTAL RANGE-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....54-62.
* 24 HR TREND......5 DEGREES COOLER.
* MAX HUMIDITY........60-80 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......
* RIDGES/UPR SLOPES....NORTHWEST WINDS UP TO 5 MPH SHIFTING TO THE
NORTH AFTER MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....79-87.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........25-35 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......
* 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........NONE.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....53-60.
* MAX HUMIDITY........60-80 PERCENT.
* 20-FOOT WINDS.......
* RIDGES/UPR SLOPES....WEST WINDS UP TO 5 MPH IN THE EVENING
BECOMING LIGHT WINDS.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....74-82.
* MIN HUMIDITY........45-55 PERCENT.
* 20-FOOT WINDS.......
* RIDGES/UPR SLOPES....SOUTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
SOUTH 5 TO 10 MPH IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. SOUTH WINDS UP TO 10 MPH. LOWS IN THE 40S TO UPPER 50S.
SATURDAY
PARTLY CLOUDY. SOUTH WINDS 5 TO 15 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE MID 60S TO LOWER 70S.
SUNDAY
PARTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
UPPER 40S TO MID 50S. HIGHS IN THE MID 60S TO LOWER 70S.
MEMORIAL DAY
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN
THE UPPER 40S TO MID 50S. HIGHS IN THE UPPER 60S TO MID 70S.
CAZ502-210945-
MARIN COASTAL RANGE-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....45-50.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........80-100 PERCENT EXCEPT 70 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......10-20 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........NONE.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....74-79 EXCEPT 72-77 ABOVE 2000 FEET.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........50-60 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 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.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....45-50.
* MAX HUMIDITY........90-100 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%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....64-69 EXCEPT 55-60 ABOVE 2000 FEET.
* MIN HUMIDITY........60-70 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
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE LOWER 50S.
SATURDAY
MOSTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN
THE LOWER 50S. HIGHS IN THE UPPER 50S TO MID 60S.
SUNDAY
MOSTLY CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS NEAR
50. HIGHS IN THE UPPER 50S TO MID 60S.
MEMORIAL DAY
PARTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN
THE UPPER 40S. HIGHS IN THE 50S TO UPPER 60S.
CAZ506-210945-
NORTH BAY INTERIOR VALLEYS-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....49-55.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........70-90 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.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....79-87.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........30-40 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
PATCHY FOG EARLY IN THE MORNING.
* MIN TEMPERATURE.....48-53.
* MAX HUMIDITY........80-100 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....76-84.
* MIN HUMIDITY........45-55 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE UPPER 40S TO
MID 50S.
SATURDAY
PARTLY CLOUDY. 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. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH.
LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE UPPER 60S TO MID
70S.
MEMORIAL DAY
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO MID 50S. HIGHS IN THE UPPER 60S TO MID 70S.
CAZ504-210945-
NORTH BAY INTERIOR MOUNTAINS-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....54-64.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........50 PERCENT EXCEPT 33-43 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH SHIFTING TO THE NORTH
UP TO 5 MPH AFTER MIDNIGHT.
* 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.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....82-90.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........20-30 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH WINDS UP TO 5 MPH SHIFTING TO THE
SOUTH 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
SOUTHWEST 5 TO 10 MPH AND GUSTS TO AROUND 20 MPH IN THE
AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....53-63.
* MAX HUMIDITY........53-73 PERCENT.
* 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.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....80-88.
* MIN HUMIDITY........30-40 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
FRIDAY NIGHT
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS
IN THE 40S TO UPPER 50S.
SATURDAY
NOT AS WARM. MOSTLY CLEAR. SOUTHWEST WINDS 5 TO
15 MPH. LOWS IN THE 40S TO UPPER 50S. HIGHS IN THE UPPER 60S TO
MID 70S.
SUNDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO MID 50S. HIGHS IN THE 60S TO UPPER 70S.
MEMORIAL DAY
MOSTLY CLEAR. SOUTHWEST WINDS 10 TO 20 MPH. LOWS
IN THE 40S TO MID 50S. HIGHS IN THE UPPER 60S TO MID 70S.
CAZ006-210945-
SAN FRANCISCO-
242 PM PDT WED MAY 20 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.......SOUTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........500 FT ASL.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....61-69.
* 24 HR TREND......3-6 DEGREES COOLER.
* MIN HUMIDITY........65-75 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........500 FT ASL.
THURSDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....48-53.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY.
* MAX TEMPERATURE.....62-70.
* MIN HUMIDITY........65-75 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN THE LOWER 50S.
SATURDAY
MOSTLY CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN
THE LOWER 50S. HIGHS IN THE 50S TO UPPER 60S.
SUNDAY
MOSTLY CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN
THE LOWER TO MID 50S. HIGHS IN THE UPPER 50S TO MID 60S.
MEMORIAL DAY
MOSTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN
THE LOWER 50S. HIGHS IN THE UPPER 50S TO MID 60S.
CAZ509-210945-
SAN FRANCISCO PENINSULA COAST-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....45-50.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........90-100 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........500 FT ASL.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.....64-72.
* 24 HR TREND......4 DEGREES COOLER.
* MIN HUMIDITY........65-75 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........500 FT ASL.
THURSDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG LATE IN THE
EVENING.
* MIN TEMPERATURE.....44-49.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY. PATCHY FOG
EARLY IN THE MORNING.
* MAX TEMPERATURE.....62-69.
* MIN HUMIDITY........70-80 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS AROUND 50.
SATURDAY
MOSTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO
15 MPH. LOWS NEAR 50. HIGHS IN THE UPPER 50S TO MID 60S.
SUNDAY
MOSTLY CLOUDY. PATCHY FOG. AREAS OF FOG. WEST WINDS
5 TO 15 MPH. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE UPPER
50S TO MID 60S.
MEMORIAL DAY
MOSTLY CLOUDY. AREAS OF FOG. WEST WINDS 5 TO
15 MPH. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE 50S TO MID
60S.
CAZ508-210945-
SAN FRANCISCO BAY SHORELINE-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....49-54.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........70-90 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........500 FT ASL.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....75-83.
* 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........500 FT ASL.
THURSDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....49-54.
* MAX HUMIDITY........80-90 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....73-81.
* MIN HUMIDITY........45-55 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE LOWER TO MID
50S.
SATURDAY
PARTLY CLOUDY. 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. WEST WINDS 5 TO 15 MPH. LOWS IN THE
UPPER 40S TO MID 50S. HIGHS IN THE MID 60S TO LOWER 70S.
MEMORIAL DAY
PARTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN
THE UPPER 40S TO MID 50S. HIGHS IN THE MID 60S TO LOWER 70S.
CAZ510-210945-
EAST BAY INTERIOR VALLEYS-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....52-60.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........55-75 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....85-93.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........23-33 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.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....51-59.
* MAX HUMIDITY........65-85 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....80-88.
* MIN HUMIDITY........30-40 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN
THE 50S TO LOWER 60S.
SATURDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE
50S TO LOWER 60S. HIGHS IN THE 70S TO LOWER 80S.
SUNDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE 40S
TO UPPER 50S. HIGHS IN THE 70S.
MEMORIAL DAY
MOSTLY CLEAR. SOUTHWEST WINDS 15 TO 25 MPH. LOWS
IN THE 40S TO UPPER 50S. HIGHS IN THE 60S TO UPPER 70S.
CAZ513-210945-
SANTA CLARA VALLEY...INCLUDING SAN JOSE-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-55.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........60-70 PERCENT.
* 24 HR TREND......20 PERCENT WETTER.
* 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.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....84-92.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........20-30 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........NONE.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....51-56.
* MAX HUMIDITY........70-80 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH SHIFTING TO THE
SOUTHWEST UP TO 5 MPH AFTER MIDNIGHT.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....81-88.
* MIN HUMIDITY........30-40 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS
IN THE UPPER 40S TO MID 50S.
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 IN THE
UPPER 40S TO MID 50S. HIGHS IN THE 70S TO LOWER 80S.
MEMORIAL DAY
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS NEAR
50. HIGHS IN THE 70S.
CAZ512-210945-
SANTA CRUZ MOUNTAINS-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....49-59.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........53-63 PERCENT EXCEPT 43-53 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......40 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING DOWNVALLEY 2 TO 6 MPH.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT WINDS.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........500 FT ASL.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....76-84.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........35-45 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 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.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........500 FT ASL.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....48-57.
* MAX HUMIDITY........70-80 PERCENT EXCEPT 55-75 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....SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE EVENING.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....72-80.
* MIN HUMIDITY........40-50 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
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE 40S TO MID 50S.
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. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH.
LOWS IN THE 40S TO MID 50S. HIGHS IN THE MID 60S TO LOWER 70S.
MEMORIAL DAY
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN
THE MID 40S TO LOWER 50S. HIGHS IN THE 60S TO LOWER 70S.
CAZ515-210945-
EAST BAY HILLS-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....53-63.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........45-55 PERCENT EXCEPT 23-33 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......LITTLE CHANGE.
* 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.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....83-91.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........25-35 PERCENT EXCEPT 15-20 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....52-62.
* MAX HUMIDITY........50-70 PERCENT EXCEPT 30-40 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 WITH GUSTS TO
AROUND 30 MPH.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....79-87.
* MIN HUMIDITY........35-45 PERCENT EXCEPT 15-20 PERCENT ABOVE 2000
FEET.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH WITH GUSTS 20 TO 30
MPH.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
MOSTLY CLEAR. SOUTHWEST WINDS 10 TO 20 MPH. LOWS
IN THE 40S TO UPPER 50S.
SATURDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE
40S TO UPPER 50S. HIGHS IN THE 70S TO LOWER 80S.
SUNDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE 40S
TO MID 50S. HIGHS IN THE 60S TO UPPER 70S.
MEMORIAL DAY
MOSTLY CLEAR. SOUTHWEST WINDS 15 TO 25 MPH. LOWS
IN THE 40S TO MID 50S. HIGHS IN THE UPPER 60S TO MID 70S.
CAZ514-210945-
EASTERN SANTA CLARA HILLS-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....51-60.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........40 PERCENT EXCEPT 25-35 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......5 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. GUSTS UP TO 20 MPH
IN THE EVENING.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....82-90.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........18-28 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 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.
THURSDAY 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.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....79-87.
* MIN HUMIDITY........15 PERCENT EXCEPT 18-28 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. GUSTS UP TO 25
MPH IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS
IN THE 40S TO MID 50S.
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.
MEMORIAL DAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN
THE 40S TO LOWER 50S. HIGHS IN THE 70S.
CAZ529-210945-
NORTHERN MONTEREY BAY-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....46-51.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........80-90 PERCENT.
* 24 HR TREND......30 PERCENT WETTER.
* 20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT WINDS.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........500 FT ASL.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....69-77.
* 24 HR TREND......LITTLE CHANGE.
* 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........500 FT ASL.
THURSDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....46-51.
* MAX HUMIDITY........90-100 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH IN THE EVENING
BECOMING LIGHT WINDS.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY. PATCHY FOG
EARLY IN THE MORNING.
* MAX TEMPERATURE.....66-74.
* MIN HUMIDITY........55-65 PERCENT.
* 20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH IN
THE AFTERNOON.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH. LOWS AROUND 50.
SATURDAY
PARTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO
15 MPH. LOWS AROUND 50. HIGHS IN THE 60S TO LOWER 70S.
SUNDAY
PARTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH.
LOWS NEAR 50. HIGHS IN THE 60S TO LOWER 70S.
MEMORIAL DAY
PARTLY CLOUDY. PATCHY FOG. WEST WINDS 5 TO
15 MPH. LOWS IN THE UPPER 40S. HIGHS IN THE 60S TO LOWER 70S.
CAZ530-210945-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* MIN TEMPERATURE.....45-50 EXCEPT BIG SUR 51-56.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........80 PERCENT EXCEPT BIG SUR 50 PERCENT.
* 24 HR TREND......10-20 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........500 FT ASL.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....63-71.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........60 PERCENT EXCEPT BIG SUR 50 PERCENT.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........500 FT ASL.
THURSDAY NIGHT
* SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.....48-54.
* MAX HUMIDITY........90 PERCENT EXCEPT BIG SUR 60 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
* MAX TEMPERATURE.....64-72.
* MIN HUMIDITY........60-70 PERCENT.
* 20-FOOT WINDS.......LIGHT WINDS BECOMING WEST 10 TO 15 MPH IN THE
AFTERNOON.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN THE
UPPER 40S TO MID 50S.
SATURDAY
PARTLY CLOUDY. PATCHY FOG. SOUTHWEST WINDS 5 TO
15 MPH. LOWS IN THE 40S TO MID 50S. HIGHS IN THE 60S.
SUNDAY
MOSTLY CLOUDY. PATCHY FOG. WEST WINDS 5 TO 15 MPH. LOWS
IN THE MID 40S TO LOWER 50S. HIGHS IN THE 60S.
MEMORIAL DAY
PARTLY CLOUDY. WEST WINDS 5 TO 15 MPH. LOWS IN
THE MID 40S TO LOWER 50S. HIGHS IN THE 60S.
CAZ528-210945-
NORTHERN SALINAS VALLEY...HOLLISTER VALLEY...AND CARMEL VALLEY-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-55.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........60-80 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH BECOMING NORTHWEST UP
TO 5 MPH AFTER MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
THURSDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-83.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........35-45 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........NONE.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.....50-55.
* MAX HUMIDITY........65-85 PERCENT.
* 20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....76-84.
* MIN HUMIDITY........35-45 PERCENT.
* 20-FOOT WINDS.......WEST WINDS UP TO 5 MPH INCREASING TO 10 TO 15
MPH IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN THE UPPER 40S TO MID
50S.
SATURDAY
PARTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS IN THE
UPPER 40S TO MID 50S. HIGHS IN THE 70S TO LOWER 80S.
SUNDAY
PARTLY CLOUDY. PATCHY FOG. WEST WINDS 10 TO 20 MPH.
LOWS IN THE UPPER 40S TO MID 50S. HIGHS IN THE 70S.
MEMORIAL DAY
PARTLY CLOUDY. WEST WINDS 10 TO 20 MPH. LOWS NEAR
50. HIGHS IN THE UPPER 60S TO MID 70S.
CAZ516-210945-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR.
* MIN TEMPERATURE.....48-53.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........60 PERCENT.
* 24 HR TREND......10 PERCENT WETTER.
* 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH DECREASING TO UP
TO 5 MPH AFTER MIDNIGHT.
* CHANCE OF THUNDER...0 PERCENT.
* CWR.................0%.
* MARINE LAYER........NONE.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....84-92.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........20 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.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....47-52.
* MAX HUMIDITY........70-80 PERCENT.
* 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH DECREASING TO UP
TO 5 MPH AFTER MIDNIGHT.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....84-89.
* MIN HUMIDITY........20-30 PERCENT.
* 20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN
THE MID 40S TO LOWER 50S.
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.
MEMORIAL DAY
MOSTLY CLEAR. PATCHY FOG. WEST WINDS 10 TO
20 MPH. LOWS IN THE 40S. HIGHS IN THE 70S TO MID 80S.
CAZ517-210945-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR.
* MIN TEMPERATURE.....51-60 EXCEPT 57-62 ABOVE 2000 FEET.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........38-48 PERCENT EXCEPT 25-35 PERCENT ABOVE 2000
FEET.
* 24 HR TREND......5 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE
NORTHEAST UP TO 5 MPH AFTER MIDNIGHT.
* 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.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....79-87.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........25-35 PERCENT.
* 24 HR TREND......5 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
WEST 5 TO 10 MPH AND GUSTS TO AROUND 20 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST 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.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....49-59.
* MAX HUMIDITY........48-58 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 25 MPH
IN THE EVENING.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* MAX TEMPERATURE.....75-83.
* MIN HUMIDITY........30-40 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...UPVALLEY 3 TO 7 MPH BECOMING WEST 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
FRIDAY NIGHT
MOSTLY CLEAR. WEST WINDS 5 TO 15 MPH. LOWS IN THE
40S TO MID 50S.
SATURDAY
MOSTLY CLEAR. SOUTHWEST WINDS 5 TO 15 MPH. LOWS IN
THE 40S TO MID 50S. HIGHS IN THE 60S TO UPPER 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.
MEMORIAL DAY
MOSTLY CLEAR. NORTHWEST WINDS 5 TO 15 MPH. LOWS
IN THE 40S TO LOWER 50S. HIGHS IN THE 60S TO MID 70S.
CAZ518-210945-
MOUNTAINS OF SAN BENITO AND INTERIOR MONTEREY COUNTY INCLUDING
PINNACLES NATIONAL PARK-
242 PM PDT WED MAY 20 2026
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR.
* MIN TEMPERATURE.....50-60.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY........40-50 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.
THURSDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....83-91.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY........18-28 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 WITH GUSTS 20 TO 30 MPH IN THE
AFTERNOON.
* 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........NONE.
THURSDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* MIN TEMPERATURE.....50-60.
* MAX HUMIDITY........40-50 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 30
MPH DECREASING TO 20 MPH AFTER MIDNIGHT.
* CWR.................0%.
FRIDAY
* SKY/WEATHER.........SUNNY.
* MAX TEMPERATURE.....82-90.
* MIN HUMIDITY........18-28 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 20
MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH. GUSTS UP TO 25
MPH IN THE AFTERNOON.
* CWR.................0%.
EXTENDED
FRIDAY NIGHT
CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE 40S
TO UPPER 50S.
SATURDAY
MOSTLY CLEAR. SOUTHWEST WINDS 10 TO 20 MPH. LOWS IN
THE 40S TO UPPER 50S. HIGHS IN THE 70S TO LOWER 80S.
SUNDAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN THE 40S
TO UPPER 50S. HIGHS IN THE 70S.
MEMORIAL DAY
MOSTLY CLEAR. WEST WINDS 10 TO 20 MPH. LOWS IN
THE 40S TO MID 50S. HIGHS IN THE 70S.
NOAA'S NWS ON THE WEB AT WWW.WEATHER.GOV/SANFRANCISCO
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