Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Last Update: 854 AM PST Sat Feb 28 2026

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San Francisco Bay Area/Monterey, CA Local Forecast Office

12NM SW San Francisco CA

Marine Zone Forecast

Today

N wind 5 to 10 kt, backing to NW this afternoon. Seas 3 to 4 ft. Wave detail: SW 2 ft at 9 seconds and NW 3 ft at 11 seconds.

Tonight

W wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 7 seconds and SW 2 ft at 13 seconds.

Sun

W wind around 5 kt, rising to 5 to 10 kt in the afternoon. Seas 3 to 4 ft. Wave detail: SW 2 ft at 8 seconds and NW 3 ft at 11 seconds. Patchy dense fog in the morning. A slight chance of rain in the afternoon.

Sun Night

SW wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: W 4 ft at 10 seconds and S 2 ft at 14 seconds. A chance of rain.

Mon

W wind around 5 kt, veering to NW in the afternoon. Seas 3 to 4 ft. Wave detail: W 4 ft at 10 seconds. A slight chance of rain in the morning.

Mon Night

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

Tue

NW wind around 10 kt, rising to 15 to 20 kt in the afternoon. Seas 3 to 4 ft. Wave detail: W 4 ft at 7 seconds.

Tue Night

NW wind 15 to 20 kt. Seas 3 to 4 ft. Wave detail: NW 4 ft at 6 seconds.

Wed

NW wind 15 to 20 kt, rising to 25 to 30 kt in the afternoon. Seas 3 to 4 ft, building to 4 to 6 ft in the afternoon. Wave detail: NW 6 ft at 8 seconds.

Wed Night

NW wind 25 to 30 kt. Seas 5 to 8 ft. Wave detail: NW 8 ft at 10 seconds.

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

in the deep water channel...mixed seas of 2 to 4 feet at 13 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 2.7 kt at 01:55 pm saturday and 2.1 kt at 02:39 am sunday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 4 feet at 13 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 2.7 kt at 01:55 PM Saturday and 2.1 kt at 02:39 AM Sunday.