Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Last Update: 231 PM PDT Fri Oct 17 2025

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San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM SW San Francisco CA

Marine Zone Forecast

Tonight

NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 8 seconds.

Sat

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

Sat Night

W wind around 5 kt. Seas 4 to 6 ft. Wave detail: NW 6 ft at 15 seconds.

Sun

NW wind around 5 kt, rising to 5 to 10 kt in the afternoon. Seas 4 to 6 ft. Wave detail: NW 5 ft at 14 seconds.

Sun Night

NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 5 to 7 ft. Wave detail: NW 6 ft at 9 seconds.

Mon

N wind 5 to 10 kt. Seas 5 to 8 ft. Wave detail: S 3 ft at 9 seconds and NW 7 ft at 11 seconds.

Mon Night

NW wind around 5 kt. Seas 5 to 8 ft. Wave detail: S 3 ft at 9 seconds and NW 6 ft at 14 seconds.

Tue

NW wind around 5 kt. Seas 4 to 6 ft. Wave detail: S 3 ft at 10 seconds and NW 6 ft at 12 seconds.

Tue Night

W wind around 5 kt. Seas 5 to 7 ft. Wave detail: W 6 ft at 17 seconds.

Wed

SW wind 5 to 10 kt. Seas 5 to 7 ft. Wave detail: SW 2 ft at 7 seconds and W 7 ft at 16 seconds.

Wed Night

W wind around 5 kt. Seas 4 to 6 ft. Wave detail: SW 3 ft at 7 seconds and NW 5 ft at 14 seconds.

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

in the deep water channel...mixed seas of 4 to 6 feet at 10 seconds.

across the bar...mixed seas of 5 to 7 feet at 10 seconds. Maximum ebb current of 2.6 kt at 02:48 pm friday and 2.0 kt at 02:50 am saturday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 4 to 6 feet at 10 seconds. ACROSS THE BAR...Mixed seas of 5 to 7 feet at 10 seconds. Maximum ebb current of 2.6 kt at 02:48 PM Friday and 2.0 kt at 02:50 AM Saturday.