Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest
A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along the Northeastern Seaboard. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >
Hazardous Weather Conditions
Last Update: 231 PM PST Mon Feb 23 2026
For More Weather Information:
12NM SW San Francisco CA
Marine Zone Forecast
Tonight
S wind 5 to 10 kt, becoming SE 15 to 20 kt. Seas 4 to 6 ft. Wave detail: W 5 ft at 10 seconds and SW 4 ft at 11 seconds. A slight chance of rain early this evening, then a chance of rain late this evening and early morning. Rain likely late.
Tue
S wind 15 to 20 kt. Seas 5 to 7 ft. Wave detail: SW 6 ft at 9 seconds and NW 3 ft at 12 seconds. Rain.
Tue Night
S wind 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas 5 to 7 ft. Wave detail: SW 6 ft at 10 seconds and NW 4 ft at 11 seconds. Rain likely, mainly in the evening.
Wed
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: SW 4 ft at 10 seconds and NW 4 ft at 11 seconds. A slight chance of rain in the morning.
Wed Night
N wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 3 ft at 8 seconds and SW 4 ft at 9 seconds.
Thu
NE wind around 5 kt, backing to NW in the afternoon. Seas 3 to 4 ft. Wave detail: NW 3 ft at 8 seconds and SW 3 ft at 9 seconds.
Thu Night
NW wind 5 to 10 kt. Seas around 3 ft. Wave detail: NW 2 ft at 8 seconds and SW 2 ft at 9 seconds.
Fri
N wind 5 to 10 kt. Seas around 3 ft. Wave detail: W 2 ft at 7 seconds.
Fri Night
NW wind 5 to 10 kt, easing to around 5 kt after midnight. Seas 3 to 4 ft. Wave detail: NW 4 ft at 7 seconds and SW 2 ft at 10 seconds.
Sat
NW wind around 5 kt, backing to W in the afternoon. Seas 3 to 5 ft. Wave detail: NW 4 ft at 7 seconds and SW 3 ft at 9 seconds.
Sat Night
NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 4 ft at 7 seconds and SW 3 ft at 8 seconds.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 3 to 5 feet at 11 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 1.1 kt at 09:17 pm monday and 3.2 kt at 08:51 am tuesday.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 3 to 5 feet at 11 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 1.1 kt at 09:17 pm monday and 3.2 kt at 08:51 am tuesday.
Additional Forecasts and Information
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