Isolated Severe Thunderstorms and Critical Fire Weather Tuesday

Isolated severe thunderstorms with strong wind gusts and hail will be possible Tuesday from parts of central Plains northeastward into the Midwest. Additional storms capable of damaging winds will be possible across the eastern Florida peninsula. Elevated to critical fire weather including gusty winds and low relative humidity is forecast again Tuesday over much of the northern Great Plains. Read More >

Last Update: 858 PM PDT Mon May 11 2026

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San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM SW San Francisco CA

Marine Zone Forecast

Tonight

W wind around 5 kt. Seas 3 to 5 ft. Wave detail: W 4 ft at 10 seconds and SW 2 ft at 16 seconds. Patchy dense fog after midnight.

Tue

W wind 5 to 10 kt, rising to 15 to 20 kt in the afternoon. Seas 3 to 5 ft. Wave detail: W 4 ft at 11 seconds. Patchy dense fog in the morning.

Tue Night

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

Wed

NW wind 15 to 20 kt, rising to 20 to 25 kt in the afternoon. Seas 4 to 5 ft, building to 5 to 7 ft in the afternoon. Wave detail: NW 6 ft at 8 seconds.

Wed Night

NW wind 20 to 25 kt. Gusts up to 35 kt in the evening. Seas 6 to 8 ft. Wave detail: NW 8 ft at 9 seconds and S 2 ft at 15 seconds.

Thu

NW wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon. Seas 5 to 8 ft. Wave detail: NW 7 ft at 9 seconds and S 2 ft at 15 seconds.

Thu Night

NW wind 20 to 25 kt. Seas 4 to 6 ft, building to 5 to 8 ft after midnight. Wave detail: NW 7 ft at 9 seconds.

Fri

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

Fri Night

NW wind 25 to 30 kt. Seas 7 to 10 ft. Wave detail: NW 9 ft at 9 seconds and SW 2 ft at 15 seconds.

Sat

NW wind 25 to 30 kt. Seas 9 to 12 ft. Wave detail: NW 11 ft at 10 seconds.

Sat Night

NW wind 25 to 30 kt. Seas 9 to 13 ft. Wave detail: NW 13 ft at 10 seconds and S 2 ft at 15 seconds.

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

in the deep water channel...mixed seas of 5 to 7 feet at 9 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 2.3 kt at 01:48 am tuesday and 1.8 kt at 01:45 pm tuesday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 5 to 7 feet at 9 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 2.3 kt at 01:48 AM Tuesday and 1.8 kt at 01:45 PM Tuesday.