Severe Thunderstorms and Heavy Rain in the Central Plains to Upper Midwest; Extreme Heat in Parts of the South

Thunderstorms with severe wind gusts and hail will be possible today across parts of the central Plains, and from the Missouri Valley into the upper Mississippi Valley. Heavy rain associated with the thunderstorms may also produce flash/urban flooding. Critical fire weather conditions expected in the Great Basin and interior Northwest. Dangerous heat continues across the Southwest and Southeast. Read More >

Hazardous Weather Conditions

Small Craft Advisory until July 9, 03:00 AM PDT

Last Update: 238 AM PDT Wed Jul 8 2026

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San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM SW San Francisco CA

Marine Zone Forecast

Today

NW wind 10 to 15 kt, rising to 15 to 20 kt this afternoon. Seas 4 to 6 ft. Wave detail: NW 6 ft at 8 seconds and SW 2 ft at 17 seconds.

Tonight

NW wind 15 to 20 kt. Seas 6 to 9 ft. Wave detail: NW 7 ft at 9 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 SW 2 ft at 16 seconds.

Thu Night

NW wind 15 to 20 kt. Seas 6 to 9 ft. Wave detail: NW 8 ft at 10 seconds.

Fri

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

Fri Night

NW wind 15 to 20 kt. Seas 5 to 8 ft. Wave detail: NW 7 ft at 9 seconds.

Sat

NW wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon. Seas 5 to 7 ft. Wave detail: NW 6 ft at 8 seconds and SW 2 ft at 15 seconds.

Sat Night

NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 5 to 8 ft. Wave detail: NW 7 ft at 9 seconds and SW 2 ft at 14 seconds.

Sun

NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave detail: NW 6 ft at 9 seconds and SW 2 ft at 14 seconds.

Sun Night

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

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

in the deep water channel...mixed seas of 6 to 8 ft at 18 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 1.3 kt at 11:35 am wednesday and 2.9 kt at 12:05 am thursday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 6 to 8 ft at 18 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 1.3 kt at 11:35 AM Wednesday and 2.9 kt at 12:05 AM Thursday.