Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.
Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >
Hazardous Weather Conditions
Last Update: 250 AM PDT Thu Jun 19 2025
For More Weather Information:
12NM SW San Francisco CA
Marine Zone Forecast
Rest Of Tonight
NW wind 20 to 25 kt with occasional gusts up to 40 kt. Seas 7 to 10 ft. Wave detail: NW 9 ft at 10 seconds.
Thu
NW wind 20 to 25 kt, rising to 25 to 30 kt in the afternoon. Seas 7 to 10 ft. Wave detail: NW 9 ft at 10 seconds.
Thu Night
NW wind 25 to 30 kt with gusts up to 40 kt. Seas 8 to 11 ft. Wave detail: NW 10 ft at 10 seconds.
Fri
NW wind 20 to 25 kt with gusts up to 40 kt. Seas 7 to 10 ft. Wave detail: NW 10 ft at 10 seconds.
Fri Night
NW wind 25 to 30 kt, easing to 20 to 25 kt after midnight. Seas 6 to 9 ft. Wave detail: NW 8 ft at 9 seconds.
Sat
NW wind 20 to 25 kt. Gusts up to 35 kt in the afternoon. Seas 5 to 8 ft. Wave detail: NW 7 ft at 8 seconds.
Sat Night
NW wind 20 to 25 kt. Gusts up to 40 kt in the evening. Seas 6 to 9 ft, building to 8 to 11 ft after midnight. Wave detail: NW 10 ft at 8 seconds.
Sun
NW wind 15 to 20 kt. Seas 6 to 9 ft, subsiding to 5 to 7 ft in the afternoon. Wave detail: NW 8 ft at 8 seconds.
Sun Night
NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 5 to 8 ft. Wave detail: NW 7 ft at 8 seconds.
Mon
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: NW 6 ft at 8 seconds.
Mon Night
NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 5 ft at 9 seconds.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 3 to 5 feet at 8 seconds.
across the bar...mixed seas 4 to 6 feet at 8 seconds. Maximum ebb current of 1.8 kt at 11:35 am thursday and 2.8 kt at 12:32 am friday.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 3 to 5 feet at 8 seconds.
across the bar...mixed seas 4 to 6 feet at 8 seconds. Maximum ebb current of 1.8 kt at 11:35 am thursday and 2.8 kt at 12:32 am friday.
Additional Forecasts and Information
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