Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Hazardous Weather Conditions

Small Craft Advisory until March 15, 03:00 AM PDT

Last Update: 102 PM PDT Sat Mar 14 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 20 to 25 kt, easing to 10 to 15 kt. Seas 5 to 7 ft. Wave detail: NW 7 ft at 9 seconds.

Sun

NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: NW 5 ft at 9 seconds and S 2 ft at 16 seconds.

Sun Night

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

Mon

N wind around 5 kt, backing to NW in the afternoon. Seas 3 to 5 ft. Wave detail: NW 4 ft at 8 seconds and SW 2 ft at 16 seconds.

Mon Night

NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 7 seconds and SW 2 ft at 16 seconds.

Tue

N wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 7 seconds and S 2 ft at 17 seconds.

Tue Night

NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 7 seconds and SW 2 ft at 15 seconds.

Wed

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

Wed Night

NW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave detail: NW 4 ft at 8 seconds.

Thu

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

Thu Night

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

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

in the deep water channel...mixed seas of 3 to 4 feet at 17 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 1.7 kt at 02:04 pm saturday and 1.5 kt at 02:48 am sunday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 3 to 4 feet at 17 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 1.7 kt at 02:04 PM Saturday and 1.5 kt at 02:48 AM Sunday.