Severe Thunderstorm and Flash Flood Threats Continue into the Weekend

Severe thunderstorms are expected from the southern Plains to the Midwest through Friday night. Severe storm hazards may include large hail, severe winds, and tornadoes, some of which may be strong. There will be another chance for severe thunderstorms on Saturday for portions of Texas, the Lower Mississippi Valley, and the Ohio Valley. Storms could result in locally heavy rain and flash flooding. Read More >

Hazardous Weather Conditions

Small Craft Advisory until March 7, 03:00 AM PST

Last Update: 853 PM PST Fri Mar 6 2026

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San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM SW San Francisco CA

Marine Zone Forecast

Today

N wind 15 to 20 kt, becoming NW 10 to 15 kt late this morning and afternoon. Seas 5 to 8 ft. Wave detail: NW 8 ft at 11 seconds.

Tonight

N wind 10 to 15 kt. Seas 5 to 7 ft. Wave detail: NW 6 ft at 11 seconds.

Sat

N wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: NW 6 ft at 10 seconds.

Sat Night

NW wind 5 to 10 kt, becoming N after midnight. Seas 3 to 5 ft. Wave detail: NW 5 ft at 10 seconds.

Sun

NE wind around 5 kt, backing to NW in the afternoon. Seas 3 to 5 ft. Wave detail: NW 5 ft at 10 seconds.

Sun Night

NW wind 10 to 15 kt, rising to 15 to 20 kt after midnight. Seas 5 to 7 ft. Wave detail: NW 6 ft at 11 seconds.

Mon

NW wind 15 to 20 kt, rising to 25 to 30 kt in the afternoon. Seas 5 to 7 ft, building to 6 to 9 ft in the afternoon. Wave detail: NW 9 ft at 10 seconds.

Mon Night

NW wind 25 to 30 kt. Seas 8 to 11 ft. Wave detail: NW 10 ft at 11 seconds.

Tue

NW wind 25 to 30 kt. Seas 6 to 9 ft. Wave detail: NW 9 ft at 11 seconds.

Tue Night

NW wind 20 to 25 kt, easing to 15 to 20 kt after midnight. Seas 6 to 9 ft, subsiding to 5 to 7 ft after midnight. Wave detail: NW 8 ft at 11 seconds.

.....san francisco bar/fourfathom bank forecast.....

in the deep water channel...mixed seas of 3 to 4 feet at 7 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 3.0 kt at 06:47 am saturday and 1.6 kt at 07:38 pm saturday.