Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Last Update: 831 PM PDT Wed Jul 22 2026

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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 4 to 5 ft. Wave detail: NW 2 ft at 9 seconds and S 4 ft at 10 seconds.

Thu

NW wind 10 to 15 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 6 seconds and SW 3 ft at 11 seconds.

Thu Night

NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave detail: NW 4 ft at 6 seconds and S 2 ft at 13 seconds.

Fri

NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave detail: NW 4 ft at 6 seconds and S 2 ft at 14 seconds.

Fri Night

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

Sat

NW wind 15 to 20 kt. Seas 4 to 6 ft. Wave detail: NW 5 ft at 7 seconds and S 2 ft at 15 seconds.

Sat Night

NW wind 15 to 20 kt. Seas 5 to 7 ft. Wave detail: NW 6 ft at 8 seconds and S 2 ft at 16 seconds.

Sun

NW wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon. Seas 4 to 6 ft. Wave detail: NW 5 ft at 7 seconds and S 2 ft at 15 seconds.

Sun Night

NW wind 15 to 20 kt. Seas 5 to 7 ft. Wave detail: NW 6 ft at 8 seconds and SW 2 ft at 15 seconds.

Mon

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

Mon Night

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

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

in the deep water channel...mixed seas of 6 to 8 ft at 10 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 2.3 kt at 12:29 am thursday and 0.9 kt at 12:54 pm thursday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 6 to 8 ft at 10 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 2.3 kt at 12:29 AM Thursday and 0.9 kt at 12:54 PM Thursday.