Hot Temperatures, Excessive Rainfall, and Severe Thunderstorms in the Eastern U.S.

Hot temperatures are expected again today along the Mid-Atlantic, Southeast, and lower Mississippi Valley. Heavy to excessive rainfall from thunderstorms today in parts of the Midwest to the Mid-Atlantic regions may bring areas of flooding. Severe thunderstorms pose a risk for damaging wind gusts across the Mid Atlantic region again today. Read More >

Last Update: 827 AM PDT Sun Jul 5 2026

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San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM SW San Francisco CA

Marine Zone Forecast

Today

SW wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 4 ft at 8 seconds and SW 2 ft at 15 seconds. Patchy dense fog early this morning. A slight chance of showers this morning.

Tonight

W wind around 5 kt. Seas 3 to 4 ft. Wave detail: NW 4 ft at 8 seconds and SW 2 ft at 15 seconds.

Mon

W wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 8 seconds and SW 2 ft at 14 seconds.

Mon Night

NW wind 5 to 10 kt, rising to 10 to 15 kt after midnight. Seas 4 to 5 ft. Wave detail: NW 5 ft at 8 seconds and SW 2 ft at 16 seconds.

Tue

NW wind 10 to 15 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 8 seconds and S 2 ft at 16 seconds.

Tue Night

NW wind 15 to 20 kt. Seas 4 to 6 ft, building to 5 to 8 ft after midnight. Wave detail: NW 6 ft at 8 seconds and SW 2 ft at 16 seconds.

Wed

NW wind 15 to 20 kt. Seas 4 to 6 ft. Wave detail: NW 5 ft at 8 seconds and SW 2 ft at 17 seconds.

Wed Night

NW wind 15 to 20 kt. Seas 5 to 7 ft, building to 6 to 9 ft after midnight. Wave detail: NW 8 ft at 10 seconds and SW 2 ft at 10 seconds.

Thu

NW wind 15 to 20 kt, rising to 20 to 25 kt in the afternoon. Seas 6 to 9 ft. Wave detail: SW 2 ft at 9 seconds and NW 8 ft at 10 seconds.

Thu Night

NW wind 20 to 25 kt, easing to 15 to 20 kt after midnight. Seas 5 to 8 ft. Wave detail: SW 2 ft at 9 seconds and NW 7 ft at 10 seconds.

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

in the deep water channel...mixed seas of 3 to 5 ft at 15 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 1.6 kt at 09:40 pm sunday and 2.2 kt at 09:15 am monday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 3 to 5 ft at 15 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 1.6 kt at 09:40 PM Sunday and 2.2 kt at 09:15 AM Monday.