Wintry Precipitation for the Northeast; Increasing Severe Weather Threat from the Plains to the Midwest
Wintry mixed precipitation will spread across the Northeast today, with light snow and ice accumulations forecast through southern New England. Meanwhile, the threat of severe weather will be increasing from the southern Plains to the Midwest, with rounds of showers and thunderstorms, some severe, expected each day through Friday. Read More >
Hazardous Weather Conditions
Last Update: 840 AM PST Tue Mar 3 2026
For More Weather Information:
12NM SW San Francisco CA
Marine Zone Forecast
Today
NW wind 10 to 15 kt, easing to 5 to 10 kt late this morning, rising to 10 to 15 kt early this afternoon, rising to 15 to 20 kt late. Seas 3 to 5 ft. Wave detail: NW 4 ft at 8 seconds.
Tonight
NW wind 15 to 20 kt. Seas 3 to 5 ft. Wave detail: NW 5 ft at 7 seconds.
Wed
NW wind 15 to 20 kt, rising to 25 to 30 kt in the afternoon. Seas 4 to 5 ft, building to 5 to 7 ft in the afternoon. Wave detail: NW 7 ft at 8 seconds.
Wed Night
NW wind 25 to 30 kt with gusts up to 40 kt. Seas 6 to 9 ft. Wave detail: NW 8 ft at 9 seconds.
Thu
NW wind 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft. Wave detail: NW 10 ft at 11 seconds.
Thu Night
NW wind 25 to 30 kt with gusts up to 40 kt, veering to N 20 to 25 kt after midnight. Seas 8 to 11 ft. Wave detail: NW 10 ft at 12 seconds.
Fri
N wind 15 to 20 kt. Seas 6 to 9 ft. Wave detail: NW 8 ft at 11 seconds.
Fri Night
N wind 15 to 20 kt. Seas 5 to 8 ft. Wave detail: NW 7 ft at 11 seconds.
Sat
N wind 10 to 15 kt. Seas 4 to 6 ft. Wave detail: NW 6 ft at 11 seconds and S 2 ft at 14 seconds.
Sat Night
N wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: S 2 ft at 9 seconds and W 5 ft at 10 seconds.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 3 to 4 feet at 8 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 2.9 kt at 04:45 pm tuesday and 3.0 kt at 05:08 am wednesday.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 3 to 4 feet at 8 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 2.9 kt at 04:45 pm tuesday and 3.0 kt at 05:08 am wednesday.
Additional Forecasts and Information
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