FZUS56 KMTR 210940 CWFMTR Coastal Waters Forecast for California National Weather Service San Francisco Bay Area 240 AM PDT Tue Apr 21 2026 Central California Coast from Point Arena to Point Piedras Blancas out to 60 NM, including Monterey Bay, Greater Farallones, and Cordell Bank National Marine Sanctuaries 240 AM PDT Tue Apr 21 2026 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Moderate to fresh westerly breeze will develop today. Scattered light showers will increase in coverage later this morning into the afternoon. Some of these showers will be strong with a 20-30% chance of thunderstorms. Once the weather breaks by late Wednesday afternoon, winds will become moderate out of the northwest, then increase to strong out of the northwest on Thursday.
Waters from Point Arena to Point Reyes 10-60 NM-
240 AM PDT Tue Apr 21 2026
TODAY
SW wind 5 to 10 kt, becoming W 10 to 15 kt late. Seas 6 to 8 ft. Wave Detail: S 3 ft at 9 seconds and W 7 ft at 12 seconds. A slight chance of tstms.
TONIGHT
W wind 10 to 15 kt. Seas around 6 ft. Wave Detail: W 5 ft at 11 seconds and S 3 ft at 14 seconds. A chance of rain.
WED
NW wind 5 to 10 kt. Seas around 6 ft. Wave Detail: SW 3 ft at 9 seconds and W 5 ft at 10 seconds. A slight chance of rain in the morning.
WED NIGHT
NW wind 10 to 15 kt, becoming N 15 to 20 kt after midnight. Seas around 6 ft. Wave Detail: NW 5 ft at 9 seconds and SW 3 ft at 11 seconds.
THU
N wind around 20 kt. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 8 seconds and SW 2 ft at 11 seconds.
THU NIGHT
NW wind 20 to 25 kt. Seas around 7 ft, building to 8 to 9 ft after midnight. Wave Detail: NW 8 ft at 8 seconds and SW 2 ft at 8 seconds.
FRI
NW wind 20 to 25 kt, easing to 15 to 20 kt in the afternoon. Seas 6 to 8 ft. Wave Detail: NW 8 ft at 9 seconds and S 2 ft at 13 seconds.
FRI NIGHT
NW wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 10 seconds and SW 2 ft at 15 seconds.
SAT
NW wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 9 seconds and SW 2 ft at 14 seconds.
SAT NIGHT
NW wind 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 9 seconds and SW 2 ft at 14 seconds. Winds and seas higher in and near tstms.
Waters from Point Reyes to Pigeon Point 10-60 NM-
240 AM PDT Tue Apr 21 2026
TODAY
SW wind 10 to 15 kt, veering to W late. Seas 6 to 8 ft. Wave Detail: S 3 ft at 10 seconds and W 8 ft at 12 seconds. A slight chance of tstms.
TONIGHT
W wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: W 6 ft at 11 seconds and S 3 ft at 13 seconds. A chance of rain.
WED
NW wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: SW 4 ft at 7 seconds and W 5 ft at 10 seconds. A slight chance of rain in the morning.
WED NIGHT
NW wind 10 to 15 kt, rising to 15 to 20 kt after midnight. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and SW 3 ft at 14 seconds.
THU
NW wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and S 2 ft at 15 seconds.
THU NIGHT
NW wind 20 to 25 kt, easing to 15 to 20 kt after midnight. Seas 6 to 8 ft. Wave Detail: NW 8 ft at 9 seconds and S 2 ft at 16 seconds.
FRI
NW wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 6 to 8 ft. Wave Detail: NW 8 ft at 9 seconds and SW 2 ft at 14 seconds.
FRI NIGHT
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 9 seconds and SW 2 ft at 15 seconds.
SAT
NW wind 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 9 seconds and SW 2 ft at 14 seconds.
SAT NIGHT
W wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 9 seconds and S 2 ft at 14 seconds. Winds and seas higher in and near tstms.
Waters from Pigeon Point to Point Pinos 10-60 NM-
240 AM PDT Tue Apr 21 2026
TODAY
SW wind 10 to 15 kt, veering to W late. Seas 7 to 8 ft. Wave Detail: S 3 ft at 6 seconds and W 8 ft at 12 seconds. Showers with a chance of tstms this morning, then a chance of rain with a slight chance of tstms this afternoon.
TONIGHT
W wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: S 3 ft at 6 seconds and W 6 ft at 11 seconds. A slight chance of rain in the evening, then a chance of rain after midnight.
WED
NW wind 5 to 10 kt. Seas around 6 ft. Wave Detail: SW 4 ft at 7 seconds and W 5 ft at 11 seconds. A chance of rain in the morning.
WED NIGHT
NW wind 10 to 15 kt. Seas around 6 ft. Wave Detail: NW 6 ft at 7 seconds and SW 3 ft at 14 seconds.
THU
NW wind 15 to 20 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and S 2 ft at 15 seconds.
THU NIGHT
NW wind 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 9 seconds and SW 2 ft at 16 seconds.
FRI
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 9 seconds and SW 2 ft at 9 seconds.
FRI NIGHT
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 9 seconds and SW 2 ft at 15 seconds.
SAT
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 10 seconds and SW 2 ft at 12 seconds.
SAT NIGHT
W wind around 10 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 9 seconds and SW 2 ft at 14 seconds. Winds and seas higher in and near tstms.
Waters from Point Pinos to Point Piedras Blancas 10-60 NM-
240 AM PDT Tue Apr 21 2026
TODAY
SW wind 10 to 15 kt, veering to W late. Seas 7 to 8 ft. Wave Detail: S 3 ft at 8 seconds and W 8 ft at 12 seconds. Showers this morning. A chance of tstms. A slight chance of rain this afternoon.
TONIGHT
W wind 10 to 15 kt. Seas around 7 ft. Wave Detail: SW 4 ft at 7 seconds and W 7 ft at 11 seconds. A slight chance of rain in the evening, then a chance of rain after midnight.
WED
NW wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: SW 4 ft at 8 seconds and NW 6 ft at 11 seconds. A chance of rain in the morning.
WED NIGHT
NW wind 10 to 15 kt, becoming N 15 to 20 kt after midnight. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 10 seconds and SW 3 ft at 14 seconds.
THU
N wind 15 to 20 kt. Seas around 6 ft. Wave Detail: NW 6 ft at 8 seconds and S 2 ft at 17 seconds.
THU NIGHT
NW wind 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 8 seconds and SW 2 ft at 15 seconds.
FRI
NW wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 9 seconds and SW 2 ft at 11 seconds.
FRI NIGHT
NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 9 seconds and S 2 ft at 15 seconds.
SAT
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 9 seconds and SW 2 ft at 12 seconds.
SAT NIGHT
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 10 seconds and S 2 ft at 13 seconds. Winds and seas higher in and near tstms.
Coastal Waters from Point Arena to Point Reyes California out to 10 NM-
240 AM PDT Tue Apr 21 2026
TODAY
SE wind 5 to 10 kt, veering to SW this afternoon. Seas 5 to 7 ft. Wave Detail: S 2 ft at 7 seconds and W 6 ft at 12 seconds. Showers likely with a chance of tstms.
TONIGHT
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 11 seconds and S 2 ft at 11 seconds. A chance of rain.
WED
NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: SW 3 ft at 8 seconds and W 4 ft at 10 seconds. A slight chance of rain in the morning.
WED NIGHT
NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and SW 3 ft at 9 seconds.
THU
N wind 10 to 15 kt, becoming NW 15 to 20 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and SW 2 ft at 14 seconds.
THU NIGHT
NW wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 8 seconds and SW 2 ft at 17 seconds.
FRI
NW wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and SW 2 ft at 13 seconds.
FRI NIGHT
NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 10 seconds and SW 2 ft at 15 seconds.
SAT
NW wind 5 to 10 kt, backing to SW in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 9 seconds and SW 2 ft at 14 seconds.
SAT NIGHT
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 8 seconds and SW 2 ft at 14 seconds. Winds and seas higher in and near tstms.
Coastal Waters from Point Reyes to Pigeon Point California out to 10 NM-
240 AM PDT Tue Apr 21 2026
TODAY
S wind 5 to 10 kt, becoming SW 10 to 15 kt this afternoon. Seas 4 to 6 ft. Wave Detail: S 2 ft at 6 seconds and W 6 ft at 12 seconds. A chance of tstms until late afternoon. Showers late this morning and early afternoon, then a chance of rain with a slight chance of tstms late.
TONIGHT
W wind 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave Detail: S 2 ft at 6 seconds and W 5 ft at 11 seconds. A chance of rain.
WED
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: SW 3 ft at 7 seconds and W 4 ft at 10 seconds. A chance of rain in the morning.
WED NIGHT
NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 9 seconds and SW 3 ft at 10 seconds.
THU
NW wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and SW 2 ft at 15 seconds.
THU NIGHT
NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and SW 2 ft at 16 seconds.
FRI
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 8 seconds and SW 2 ft at 14 seconds.
FRI NIGHT
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 8 seconds and SW 2 ft at 15 seconds.
SAT
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 9 seconds.
SAT NIGHT
W wind 5 to 10 kt. Seas around 3 ft. Wave Detail: W 3 ft at 9 seconds. Winds and seas higher in and near tstms.
.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST.....
IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 4 feet at 14 seconds.
ACROSS THE BAR...Swell can be more than twice as high across the bar than surrounding waters. Waves are also more prone to break, particularly during strong ebb currents. Maximum ebb current of 4.4 kt at 07:03 AM Tuesday and 1.1 kt at 08:52 PM Tuesday.
Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM-
240 AM PDT Tue Apr 21 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT EARLY THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM PDT THIS MORNING THROUGH THIS EVENING...
TODAY
S wind 10 to 15 kt, veering to SW late. Seas 5 to 7 ft. Wave Detail: S 2 ft at 6 seconds and W 6 ft at 12 seconds. A chance of tstms. Showers late this morning and early afternoon. A chance of rain late.
TONIGHT
W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 5 to 6 ft. Wave Detail: S 3 ft at 6 seconds and W 5 ft at 11 seconds. A chance of rain.
WED
W wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: SW 3 ft at 8 seconds and W 4 ft at 10 seconds. A chance of rain in the morning.
WED NIGHT
NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 8 seconds and SW 3 ft at 11 seconds.
THU
NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 8 seconds and SW 2 ft at 15 seconds.
THU NIGHT
NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 8 seconds and SW 2 ft at 16 seconds.
FRI
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: SW 2 ft at 7 seconds and NW 5 ft at 9 seconds.
FRI NIGHT
NW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 9 seconds and SW 2 ft at 15 seconds.
SAT
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 10 seconds and SW 2 ft at 12 seconds.
SAT NIGHT
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 9 seconds and SW 2 ft at 10 seconds. Winds and seas higher in and near tstms.
Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM-
240 AM PDT Tue Apr 21 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT EARLY THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM PDT THIS MORNING THROUGH THIS AFTERNOON...
TODAY
S wind 10 to 15 kt, rising to 15 to 20 kt late this morning, then becoming SW 10 to 15 kt this afternoon. Seas 5 to 7 ft. Wave Detail: S 3 ft at 6 seconds and W 6 ft at 12 seconds. A chance of showers with a slight chance of tstms early this morning, then showers with a chance of tstms late this morning and early afternoon. A chance of rain with a slight chance of tstms late.
TONIGHT
W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 5 to 6 ft. Wave Detail: SW 3 ft at 7 seconds and W 6 ft at 11 seconds. A chance of rain.
WED
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: SW 3 ft at 8 seconds and W 5 ft at 10 seconds. A chance of rain, mainly in the morning.
WED NIGHT
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 10 seconds and SW 3 ft at 10 seconds.
THU
N wind 10 to 15 kt, becoming NW 15 to 20 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 8 seconds and SW 2 ft at 17 seconds.
THU NIGHT
NW wind 15 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and SW 2 ft at 16 seconds.
FRI
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 9 seconds and SW 2 ft at 10 seconds.
FRI NIGHT
NW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 8 seconds and SW 2 ft at 15 seconds.
SAT
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 9 seconds and SW 2 ft at 13 seconds.
SAT NIGHT
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 10 seconds and S 2 ft at 13 seconds. Winds and seas higher in and near tstms.
San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge- 240 AM PDT Tue Apr 21 2026
TODAY
S wind 5 to 10 kt, becoming SW 10 to 15 kt this afternoon. Showers this morning. A chance of tstms. Rain likely this afternoon.
TONIGHT
SW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. A chance of rain in the evening, then rain likely after midnight.
WED
SW wind 5 to 10 kt. A chance of rain, mainly in the morning.
WED NIGHT
W wind 5 to 10 kt.
THU
NW wind around 5 kt.
THU NIGHT
W wind 5 to 10 kt.
FRI
SW wind around 5 kt, rising to 5 to 10 kt in the afternoon.
FRI NIGHT
W wind 5 to 10 kt.
SAT
SW wind 5 to 10 kt.
SAT NIGHT
SW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Winds and waves higher in and near tstms.
San Francisco Bay South of the Bay Bridge- 240 AM PDT Tue Apr 21 2026
TODAY
S wind 5 to 10 kt, becoming SW 10 to 15 kt this afternoon. A chance of tstms. Showers until late afternoon, then rain likely late.
TONIGHT
SW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. A chance of rain.
WED
SW wind 5 to 10 kt. A chance of rain, mainly in the morning.
WED NIGHT
NW wind 5 to 10 kt.
THU
NW wind around 5 kt, rising to 5 to 10 kt in the afternoon.
THU NIGHT
W wind 10 to 15 kt, easing to around 5 kt after midnight.
FRI
W wind around 5 kt.
FRI NIGHT
W wind 5 to 10 kt.
SAT
SW wind around 5 kt, rising to 5 to 10 kt in the afternoon.
SAT NIGHT
W wind 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Winds and waves higher in and near tstms.
Monterey Bay- 240 AM PDT Tue Apr 21 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT EARLY THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM PDT THIS MORNING THROUGH THIS EVENING... .TODAY...S wind 10 to 15 kt, becoming SW 15 to 20 kt this afternoon. Seas 3 to 5 ft. Wave Detail: S 2 ft at 7 seconds and W 4 ft at 12 seconds. A chance of tstms. Showers late this morning and early afternoon. A chance of rain late. .TONIGHT...W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: SW 2 ft at 6 seconds and W 4 ft at 11 seconds. A chance of rain. .WED...SW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 9 seconds and SW 2 ft at 9 seconds. A chance of rain, mainly in the morning. .WED NIGHT...NW wind 10 to 15 kt, becoming N 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 9 seconds and W 3 ft at 10 seconds. .THU...N wind around 5 kt, becoming W 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 3 ft at 8 seconds. .THU NIGHT...NW wind 15 to 20 kt, easing to 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: W 4 ft at 8 seconds. .FRI...NW wind around 5 kt, backing to W in the afternoon. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 8 seconds and NW 3 ft at 9 seconds. .FRI NIGHT...W wind 10 to 15 kt, easing to around 5 kt after midnight. Seas around 3 ft. Wave Detail: SW 2 ft at 7 seconds and NW 3 ft at 8 seconds. .SAT...W wind around 5 kt, backing to SW in the afternoon. Seas around 3 ft. Wave Detail: W 2 ft at 10 seconds. .SAT NIGHT...W wind 10 to 15 kt, becoming SW around 5 kt after midnight. Seas around 3 ft in the evening, then around 2 ft or less. Wave Detail: W 2 ft at 9 seconds. Winds and seas higher in and near tstms. Locally lower winds and seas across sheltered portions of the bay.
|
