Unsettled Weather in the Eastern U.S. through Memorial Day
Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >
Hazardous Weather Conditions
Last Update: 254 AM PDT Mon May 25 2026
For More Weather Information:
12NM SW San Francisco CA
Marine Zone Forecast
Today
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 14 seconds. A slight chance of very light drizzle.
Tonight
W wind 10 to 15 kt, becoming NW 15 to 20 kt after midnight. Seas 3 to 5 ft. Wave detail: W 4 ft at 6 seconds and SW 2 ft at 16 seconds. A slight chance of very light drizzle.
Tue
NW wind 20 to 25 kt, rising to 25 to 30 kt in the afternoon. Seas 6 to 9 ft. Wave detail: W 8 ft at 10 seconds. A slight chance of very light drizzle.
Tue Night
NW wind 25 to 30 kt, easing to 20 to 25 kt after midnight. Seas 7 to 10 ft. Wave detail: W 9 ft at 13 seconds and SW 4 ft at 14 seconds.
Wed
NW wind 15 to 20 kt, rising to 20 to 25 kt with gusts up to 35 kt in the afternoon. Seas 7 to 10 ft. Wave detail: NW 8 ft at 12 seconds and SW 4 ft at 13 seconds.
Wed Night
NW wind 20 to 25 kt with gusts up to 35 kt, easing to 15 to 20 kt after midnight. Seas 5 to 8 ft. Wave detail: NW 8 ft at 11 seconds.
Thu
SW wind 5 to 10 kt. Seas 5 to 7 ft. Wave detail: W 6 ft at 10 seconds.
Thu Night
SW wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: W 6 ft at 10 seconds.
Fri
W wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Wave detail: W 5 ft at 9 seconds.
Fri Night
NW wind 15 to 20 kt. Seas 4 to 6 ft, building to 6 to 8 ft after midnight. Wave detail: NW 7 ft at 9 seconds.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 4 to 6 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 1.8 kt at 12:57 pm monday and 2.9 kt at 01:59 am tuesday.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 4 to 6 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 1.8 kt at 12:57 pm monday and 2.9 kt at 01:59 am tuesday.
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