Above Normal Temperatures, Strong Thunderstorms, Tropical Development Being Monitored

Well above normal temperatures are forecast to shift from the northern Plains through the Northeast U.S. over the long holiday weekend. A few strong to severe thunderstorm will be possible as well along with a potential for excessive rainfall. A tropical or subtropical depression could form off the Southeast U.S. coast over the weekend while drifting northward to northeastward. Read More >

Hazardous Weather Conditions

Small Craft Advisory until July 5, 03:00 AM PDT

Last Update: 246 AM PDT Fri Jul 4 2025

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San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM SW San Francisco CA

Marine Zone Forecast

Rest Of Tonight

NW wind 15 to 20 kt. Seas 5 to 7 ft. Wave detail: NW 6 ft at 9 seconds.

Fri

NW wind 15 to 20 kt. Seas 4 to 6 ft. Wave detail: NW 5 ft at 8 seconds.

Fri Night

NW wind 15 to 20 kt. Seas 4 to 6 ft. Wave detail: NW 5 ft at 7 seconds.

Sat

NW wind 10 to 15 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 7 seconds.

Sat Night

NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 4 to 6 ft. Wave detail: NW 5 ft at 8 seconds and S 2 ft at 15 seconds.

Sun

NW wind 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Seas 4 to 6 ft. Wave detail: NW 5 ft at 8 seconds and S 2 ft at 14 seconds.

Sun Night

W wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 9 seconds and S 2 ft at 15 seconds.

Mon

S wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 9 seconds and S 2 ft at 16 seconds.

Mon Night

S wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 4 ft at 9 seconds and S 2 ft at 15 seconds.

Tue

S wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 8 seconds and S 2 ft at 15 seconds.

Tue Night

W wind around 5 kt. Seas 3 to 4 ft. Wave detail: W 3 ft at 8 seconds and S 2 ft at 14 seconds. Patchy fog after midnight.

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

in the deep water channel...mixed seas of 2 to 3 feet at 17 seconds.

across the bar...mixed seas 3 to 5 feet at 17 seconds. Maximum ebb current of 1.0 kt at 12:38 pm friday and 2.2 kt at 01:24 am saturday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 3 feet at 17 seconds. ACROSS THE BAR...Mixed seas 3 to 5 feet at 17 seconds. Maximum ebb current of 1.0 kt at 12:38 PM Friday and 2.2 kt at 01:24 AM Saturday.