FZUS56 KMTR 151648 CWFMTR Coastal Waters Forecast for California National Weather Service San Francisco Bay Area 848 AM PST Mon Dec 15 2025 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 848 AM PST Mon Dec 15 2025 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Southerly flow will prevail north of Pigeon Point ahead of an approaching frontal system. Dense fog continues across the Monterey Bay and San Francisco Bay. Conditions are likely to improve by late this morning but patchy dense fog is likely to persist in the northern San Francisco Bay and West Delta into the afternoon. Moderate to fresh winds continue across the southern waters with periods of moderate winds expected across the northern waters. A weak system will bring moderate long period northwest swell Tuesday into the weekend. Moderate seas return with wave heights building up to 9 feet. Rain chances increase late tonight and remain elevated through the end of the forecast period.
Waters from Point Arena to Point Reyes 10-60 NM-
848 AM PST Mon Dec 15 2025
TODAY
S wind 5 to 10 kt, veering to SW this afternoon. Seas 3 to 5 ft. Wave Detail: W 5 ft at 10 seconds and S 2 ft at 10 seconds. Patchy dense fog this morning. A slight chance of rain early this morning. A chance of rain late this morning and early afternoon, then rain likely late.
TONIGHT
W wind 5 to 10 kt. Seas 5 to 7 ft, building to 6 to 9 ft after midnight. Wave Detail: S 3 ft at 10 seconds and W 8 ft at 13 seconds. Patchy dense fog in the evening. Rain.
TUE
SW wind 5 to 10 kt. Seas 7 to 9 ft. Wave Detail: S 3 ft at 11 seconds and W 8 ft at 13 seconds. Rain.
TUE NIGHT
SW wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: W 8 ft at 12 seconds and S 2 ft at 12 seconds. Rain.
WED
NW wind around 10 kt. Seas 6 to 8 ft. Wave Detail: W 8 ft at 12 seconds. Rain, mainly in the morning.
WED NIGHT
SW wind 5 to 10 kt. Seas 7 to 9 ft. Wave Detail: S 3 ft at 11 seconds and NW 9 ft at 12 seconds. A chance of rain.
THU
S wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: NW 8 ft at 11 seconds and S 3 ft at 11 seconds. Rain.
THU NIGHT
SW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: W 7 ft at 11 seconds and S 3 ft at 12 seconds. Rain.
FRI
SW wind 10 to 15 kt. Seas 6 to 9 ft. Wave Detail: W 8 ft at 11 seconds and S 2 ft at 12 seconds. Rain.
FRI NIGHT
NW wind 10 to 15 kt. Seas 7 to 9 ft. Wave Detail: W 9 ft at 12 seconds and SW 3 ft at 12 seconds. Rain.
Waters from Point Reyes to Pigeon Point 10-60 NM-
848 AM PST Mon Dec 15 2025
TODAY
NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 9 seconds. Patchy dense fog early this morning. A slight chance of rain early this afternoon. A chance of rain late.
TONIGHT
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: S 3 ft at 10 seconds and NW 7 ft at 13 seconds. A chance of rain.
TUE
W wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: S 3 ft at 12 seconds and W 7 ft at 13 seconds. A chance of rain in the morning, then rain in the afternoon.
TUE NIGHT
W wind 5 to 10 kt, becoming SW 10 to 15 kt after midnight. Seas 6 to 8 ft. Wave Detail: W 7 ft at 12 seconds and S 3 ft at 12 seconds. Rain.
WED
NW wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: W 7 ft at 12 seconds and S 3 ft at 15 seconds. Rain, mainly in the morning.
WED NIGHT
W wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: S 3 ft at 9 seconds and W 7 ft at 12 seconds. A chance of rain.
THU
SW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: S 3 ft at 10 seconds and NW 7 ft at 12 seconds. A chance of rain in the morning, then rain likely in the afternoon.
THU NIGHT
SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 11 seconds and S 2 ft at 11 seconds. Rain likely.
FRI
SW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: W 7 ft at 11 seconds and S 2 ft at 12 seconds. Rain.
FRI NIGHT
W wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: W 8 ft at 12 seconds and SW 3 ft at 12 seconds. Rain.
Waters from Pigeon Point to Point Pinos 10-60 NM-
848 AM PST Mon Dec 15 2025
TODAY
NW wind 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 5 seconds. A slight chance of rain late.
TONIGHT
NW wind 10 to 15 kt. Seas 3 to 5 ft, building to 5 to 7 ft after midnight. Wave Detail: S 2 ft at 11 seconds and NW 7 ft at 14 seconds. A chance of rain.
TUE
NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: S 3 ft at 12 seconds and W 8 ft at 13 seconds. A chance of rain in the morning, then rain likely in the afternoon.
TUE NIGHT
W wind 5 to 10 kt. Seas 7 to 8 ft. Wave Detail: SW 3 ft at 12 seconds and W 8 ft at 13 seconds. Rain.
WED
NW wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: W 7 ft at 12 seconds and SW 3 ft at 15 seconds. Rain, mainly in the morning.
WED NIGHT
NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: S 3 ft at 8 seconds and W 7 ft at 12 seconds.
THU
NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: S 3 ft at 9 seconds and NW 7 ft at 12 seconds. A chance of rain.
THU NIGHT
W wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: S 3 ft at 10 seconds and NW 6 ft at 11 seconds. A chance of rain.
FRI
SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 6 ft at 11 seconds and S 3 ft at 12 seconds. Rain likely.
FRI NIGHT
SW wind 5 to 10 kt, veering to NW after midnight. Seas 6 to 8 ft. Wave Detail: W 7 ft at 11 seconds and SW 3 ft at 11 seconds. Rain likely.
Waters from Point Pinos to Point Piedras Blancas 10-60 NM-
848 AM PST Mon Dec 15 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM PST THIS AFTERNOON THROUGH TUESDAY AFTERNOON...
TODAY
NW wind 10 to 15 kt, rising to 15 to 20 kt this afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 5 seconds.
TONIGHT
NW wind 15 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 8 seconds. A slight chance of rain after midnight.
TUE
NW wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 6 to 8 ft. Wave Detail: S 2 ft at 12 seconds and NW 8 ft at 13 seconds. A chance of rain.
TUE NIGHT
NW wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: S 2 ft at 12 seconds and NW 8 ft at 13 seconds. A chance of rain in the evening, then rain likely after midnight.
WED
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: W 7 ft at 12 seconds and S 2 ft at 15 seconds. Rain likely, mainly in the morning.
WED NIGHT
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: S 2 ft at 11 seconds and NW 7 ft at 12 seconds.
THU
NW wind 10 to 15 kt. Seas around 7 ft. Wave Detail: S 2 ft at 11 seconds and NW 7 ft at 12 seconds.
THU NIGHT
NW wind around 10 kt. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 11 seconds and S 2 ft at 11 seconds.
FRI
W wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 10 seconds and S 2 ft at 11 seconds. A chance of rain.
FRI NIGHT
W wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: SW 3 ft at 11 seconds and W 7 ft at 12 seconds. Rain likely.
Coastal Waters from Point Arena to Point Reyes California out to 10 NM-
848 AM PST Mon Dec 15 2025
TODAY
NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 9 seconds and SW 2 ft at 11 seconds. Patchy dense fog until late afternoon. A chance of rain late this morning and afternoon.
TONIGHT
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: S 2 ft at 11 seconds and W 7 ft at 13 seconds. A chance of rain. Patchy dense fog.
TUE
W wind around 5 kt. Seas 6 to 8 ft. Wave Detail: S 3 ft at 12 seconds and W 7 ft at 13 seconds. Rain. Patchy dense fog.
TUE NIGHT
SW wind 5 to 10 kt, becoming W 10 to 15 kt after midnight. Seas 5 to 7 ft. Wave Detail: W 7 ft at 12 seconds and S 3 ft at 13 seconds. Patchy dense fog in the evening. Rain.
WED
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: W 7 ft at 12 seconds and SW 3 ft at 14 seconds. Rain, mainly in the morning.
WED NIGHT
NW wind 5 to 10 kt, backing to SW after midnight. Seas 6 to 8 ft. Wave Detail: W 7 ft at 12 seconds and S 3 ft at 12 seconds. A chance of rain.
THU
S wind 5 to 10 kt. Seas 5 to 8 ft. Wave Detail: W 7 ft at 11 seconds and S 3 ft at 11 seconds. A chance of rain in the morning, then rain in the afternoon.
THU NIGHT
S wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: W 6 ft at 11 seconds and S 3 ft at 11 seconds. Rain.
FRI
S wind 10 to 15 kt. Seas 5 to 8 ft. Wave Detail: W 7 ft at 11 seconds and S 2 ft at 12 seconds. Rain.
FRI NIGHT
NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: W 7 ft at 11 seconds and SW 3 ft at 12 seconds. Rain.
Coastal Waters from Point Reyes to Pigeon Point California out to 10 NM-
848 AM PST Mon Dec 15 2025
TODAY
N wind 5 to 10 kt, becoming NW 10 to 15 kt early this afternoon, easing to 5 to 10 kt late. Seas around 3 ft. Wave Detail: W 2 ft at 10 seconds.
TONIGHT
NW wind 5 to 10 kt. Seas 3 to 4 ft, building to 4 to 6 ft after midnight. Wave Detail: S 2 ft at 9 seconds and W 5 ft at 14 seconds. A slight chance of rain. Patchy dense fog after midnight.
TUE
NW wind around 5 kt. Seas 4 to 6 ft. Wave Detail: S 3 ft at 13 seconds and W 6 ft at 14 seconds. A chance of rain. Patchy dense fog.
TUE NIGHT
SW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 12 seconds and SW 3 ft at 13 seconds. Rain. Patchy dense fog.
WED
SW wind 5 to 10 kt, veering to NW in the afternoon. Seas 4 to 6 ft. Wave Detail: W 5 ft at 12 seconds and SW 2 ft at 13 seconds. Patchy dense fog in the morning. Rain, mainly in the morning.
WED NIGHT
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: S 3 ft at 8 seconds and W 5 ft at 12 seconds. A chance of rain.
THU
W wind around 5 kt. Seas 4 to 6 ft. Wave Detail: S 3 ft at 10 seconds and NW 5 ft at 11 seconds. A chance of rain.
THU NIGHT
W wind around 5 kt, backing to SW after midnight. Seas 4 to 5 ft. Wave Detail: S 3 ft at 8 seconds and W 4 ft at 11 seconds. Patchy fog in the evening. A chance of rain.
FRI
S wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 10 seconds and S 2 ft at 10 seconds. Rain.
FRI NIGHT
SW wind around 10 kt, veering to W after midnight. Seas 4 to 6 ft. Wave Detail: W 5 ft at 11 seconds and S 2 ft at 11 seconds. Rain.
.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST.....
IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 3 feet at 11 seconds.
ACROSS THE BAR...Mixed seas of 3 to 4 feet at 11 seconds. Maximum ebb current of 2.9 kt at 01:28 PM Monday and 1.0 kt at 01:29 AM Tuesday.
Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM-
848 AM PST Mon Dec 15 2025
TODAY
NW wind 5 to 10 kt, rising to 10 to 15 kt this afternoon. Seas around 3 ft. Wave Detail: NW 3 ft at 7 seconds.
TONIGHT
NW wind 15 to 20 kt, becoming N 10 to 15 kt after midnight. Seas 3 to 5 ft. Wave Detail: S 2 ft at 10 seconds and NW 5 ft at 13 seconds. A slight chance of rain after midnight.
TUE
NW wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: S 3 ft at 11 seconds and W 6 ft at 13 seconds. A slight chance of rain in the morning, then a chance of rain in the afternoon.
TUE NIGHT
NW wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: W 6 ft at 12 seconds and SW 3 ft at 14 seconds. Rain likely. Patchy dense fog after midnight.
WED
NW wind around 5 kt, rising to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: W 6 ft at 12 seconds and S 3 ft at 13 seconds. Patchy dense fog in the morning. Rain likely, mainly in the morning.
WED NIGHT
NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 5 ft at 12 seconds and S 3 ft at 12 seconds.
THU
N wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: S 3 ft at 9 seconds and NW 5 ft at 12 seconds. A chance of rain in the afternoon.
THU NIGHT
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: SW 3 ft at 10 seconds and W 5 ft at 11 seconds. A chance of rain.
FRI
SW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 10 seconds and S 2 ft at 12 seconds. A chance of rain in the morning, then rain likely in the afternoon.
FRI NIGHT
SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 5 ft at 10 seconds and SW 3 ft at 11 seconds. Rain likely.
Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM-
848 AM PST Mon Dec 15 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM PST THIS AFTERNOON THROUGH TUESDAY EVENING...
TODAY
NW wind 10 to 15 kt, rising to 15 to 20 kt this afternoon. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 5 seconds.
TONIGHT
NW wind 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 7 seconds.
TUE
NW wind 15 to 20 kt. Seas 5 to 8 ft. Wave Detail: W 7 ft at 13 seconds and S 3 ft at 13 seconds. A slight chance of rain in the afternoon.
TUE NIGHT
NW wind 15 to 20 kt. Seas 5 to 8 ft. Wave Detail: W 7 ft at 13 seconds and S 3 ft at 13 seconds. A chance of rain.
WED
NW wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: W 6 ft at 12 seconds and S 2 ft at 12 seconds. A chance of rain, mainly in the morning.
WED NIGHT
NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: W 6 ft at 12 seconds and S 3 ft at 12 seconds.
THU
N wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: S 3 ft at 11 seconds and NW 6 ft at 12 seconds.
THU NIGHT
NW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 5 to 7 ft. Wave Detail: W 6 ft at 11 seconds and S 2 ft at 12 seconds.
FRI
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 10 seconds and S 2 ft at 12 seconds. A chance of rain.
FRI NIGHT
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 11 seconds and SW 3 ft at 12 seconds. A chance of rain.
San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge- 848 AM PST Mon Dec 15 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PST THIS MORNING...
TODAY
NE wind 5 to 10 kt, becoming E late. Patchy dense fog until late afternoon.
TONIGHT
SW wind around 5 kt. Patchy dense fog after midnight.
TUE
S wind around 5 kt, veering to SW in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Patchy fog.
TUE NIGHT
SW wind 5 to 10 kt, rising to 10 to 15 kt after midnight. Patchy dense fog in the evening. Rain likely.
WED
SW wind 5 to 10 kt. Rain likely, mainly in the morning.
WED NIGHT
SW wind around 5 kt.
THU
SW wind around 5 kt. A chance of rain.
THU NIGHT
SW wind 5 to 10 kt. A chance of rain.
FRI
S wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon. Rain.
FRI NIGHT
SW wind 10 to 15 kt. Rain.
San Francisco Bay South of the Bay Bridge- 848 AM PST Mon Dec 15 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PST THIS MORNING...
TODAY
NW wind around 5 kt.
TONIGHT
W wind around 5 kt, backing to SE after midnight. Patchy dense fog after midnight.
TUE
S wind around 5 kt, veering to W in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. Patchy dense fog.
TUE NIGHT
SW wind around 5 kt. Patchy fog in the evening. Rain likely.
WED
S wind around 5 kt, veering to NW in the afternoon. Rain likely, mainly in the morning.
WED NIGHT
W wind around 5 kt. Patchy fog after midnight.
THU
S wind around 5 kt, veering to W in the afternoon. Patchy fog. A chance of rain in the afternoon.
THU NIGHT
SW wind around 5 kt. A chance of rain.
FRI
S wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Rain.
FRI NIGHT
S wind 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Rain.
Monterey Bay- 848 AM PST Mon Dec 15 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PST THIS MORNING... .TODAY...N wind around 5 kt, backing to NW this afternoon. Seas around 2 ft or less. Wave Detail: W 2 ft at 9 seconds. .TONIGHT...E wind 5 to 10 kt. Seas around 2 ft or less, then 3 to 4 ft after midnight. Wave Detail: S 2 ft at 10 seconds and W 3 ft at 11 seconds. .TUE...N wind around 5 kt, backing to W in the afternoon. Seas 4 to 6 ft. Wave Detail: S 3 ft at 12 seconds and W 5 ft at 13 seconds. Patchy dense fog. A slight chance of rain in the afternoon. .TUE NIGHT...N wind around 5 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 12 seconds and SW 2 ft at 14 seconds. A chance of rain. Patchy fog. .WED...N wind around 5 kt, backing to W in the afternoon. Seas 4 to 6 ft. Wave Detail: W 5 ft at 12 seconds and SW 3 ft at 14 seconds. Patchy fog in the morning. Rain likely, mainly in the morning. .WED NIGHT...NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 12 seconds and S 3 ft at 12 seconds. .THU...NE wind around 5 kt, backing to NW in the afternoon. Seas 3 to 5 ft. Wave Detail: S 3 ft at 9 seconds and W 4 ft at 12 seconds. Patchy fog in the morning. .THU NIGHT...N wind around 5 kt. Seas 3 to 5 ft. Wave Detail: W 3 ft at 11 seconds and SW 3 ft at 11 seconds. A chance of rain after midnight. Patchy fog after midnight. .FRI...SW wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 10 seconds and S 2 ft at 11 seconds. Patchy fog in the morning. A chance of rain in the morning, then rain likely in the afternoon. .FRI NIGHT...S wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 10 seconds and SW 2 ft at 12 seconds. Rain likely. Locally lower winds and seas across sheltered portions of the bay.
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