Dangerous Cold and Gusty Winds Anticipated This Weekend
A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >
Hazardous Weather Conditions
Last Update: 826 PM PST Thu Feb 5 2026
For More Weather Information:
12NM SW San Francisco CA
Marine Zone Forecast
Tonight
NE wind around 5 kt, backing to NW around 5 kt late this evening and early morning, veering to N around 5 kt late. Seas 6 to 8 ft, building to 7 to 10 ft after midnight. Wave detail: S 2 ft at 14 seconds and W 9 ft at 17 seconds.
Fri
NW wind around 5 kt. Seas 8 to 10 ft. Wave detail: SW 2 ft at 14 seconds and W 9 ft at 17 seconds.
Fri Night
NW wind 5 to 10 kt. Seas 7 to 10 ft. Wave detail: W 9 ft at 15 seconds.
Sat
NW wind 5 to 10 kt. Seas 5 to 8 ft. Wave detail: W 8 ft at 14 seconds.
Sat Night
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: W 6 ft at 13 seconds.
Sun
NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave detail: W 6 ft at 12 seconds and S 2 ft at 14 seconds. Patchy fog in the morning.
Sun Night
NW wind 5 to 10 kt, rising to 15 to 20 kt after midnight. Seas 5 to 7 ft. Wave detail: W 6 ft at 12 seconds and S 2 ft at 15 seconds.
Mon
NW wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon. Seas 5 to 8 ft, building to 7 to 10 ft in the afternoon. Wave detail: W 9 ft at 14 seconds.
Mon Night
NW wind 15 to 20 kt, rising to 20 to 25 kt after midnight. Seas 7 to 10 ft. Wave detail: W 9 ft at 14 seconds. A chance of rain after midnight.
Tue
NW wind 15 to 20 kt. Seas 5 to 8 ft. Wave detail: W 7 ft at 14 seconds. A chance of rain.
Tue Night
NW wind 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 5 to 7 ft. Wave detail: W 6 ft at 12 seconds and SW 2 ft at 15 seconds. A chance of rain.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 4 to 7 feet at 15 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 2.5 kt at 07:45 am friday and 2.0 kt at 08:01 pm friday.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 4 to 7 feet at 15 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 2.5 kt at 07:45 am friday and 2.0 kt at 08:01 pm friday.
Additional Forecasts and Information
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