Coastal Storm Along the East Coast; Pacific Storm System in the West on Friday

A strengthening coastal storm will bring soaking rains to portions of the Mid-Atlantic and Northeast, with accumulating snow likely across the higher elevations of northern New England through Friday. A Pacific storm system will bring heavy low elevation rain, and gusty winds to northern California and the Pacific Northwest, as well as possible blizzard conditions to the Sierra Nevada on Friday. Read More >

Hazardous Weather Conditions

Last Update: 840 AM PST Thu Nov 12 2026

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San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM SW San Francisco CA

Marine Zone Forecast

Today

SE wind 5 to 10 kt, becoming S 15 to 20 kt. Seas 7 to 10 ft. Wave detail: W 9 ft at 15 seconds.

Tonight

S wind 15 to 20 kt, rising to 20 to 25 kt after midnight. Seas 8 to 11 ft. Wave detail: S 4 ft at 11 seconds and W 9 ft at 15 seconds. A chance of rain after midnight.

Fri

S wind 25 to 30 kt with gusts up to 40 kt, veering to W 20 to 25 kt in the afternoon. Seas 8 to 11 ft, building to 10 to 14 ft in the afternoon. Wave detail: S 6 ft at 10 seconds and W 12 ft at 14 seconds. Showers with a slight chance of tstms.

Fri Night

W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 12 to 17 ft, building to 15 to 20 ft after midnight. Wave detail: S 3 ft at 12 seconds and W 18 ft at 18 seconds. Rain likely, mainly in the evening.

Sat

SW wind around 5 kt. Seas 15 to 20 ft, subsiding to 12 to 17 ft in the afternoon. Wave detail: S 2 ft at 12 seconds and W 18 ft at 18 seconds. A chance of rain in the morning.

Sat Night

S wind 5 to 10 kt. Seas 10 to 14 ft, subsiding to 9 to 12 ft after midnight. Wave detail: W 14 ft at 17 seconds. A chance of rain after midnight.

Sun

S wind 10 to 15 kt. Seas 8 to 11 ft. Wave detail: W 11 ft at 15 seconds and S 2 ft at 16 seconds. Rain.

Sun Night

W wind 10 to 15 kt, veering to NW after midnight. Seas 11 to 15 ft. Wave detail: S 2 ft at 16 seconds and W 14 ft at 18 seconds. Rain.

Mon

NW wind 10 to 15 kt. Seas 11 to 15 ft. Wave detail: S 2 ft at 15 seconds and W 14 ft at 17 seconds. Rain likely, mainly in the morning.

Mon Night

NW wind 10 to 15 kt. Seas 10 to 14 ft. Wave detail: S 2 ft at 15 seconds and W 13 ft at 17 seconds. A chance of rain in the evening.

winds and seas higher in and near tstms.

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

in the deep water channel...mixed seas of 9 to 11 ft at 14 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 3.1 kt at 05:26 pm thursday and 0.9 kt at 07:27 am friday.