Severe Weather and Flooding Threats for the Central U.S.; Fire Weather Concerns for the Western U.S.

Severe weather and flooding threats continue for portions of the central U.S., with impactful flash flooding possible from southern Kansas to southwestern Missouri. Extremely Critical fire weather conditions will develop across the Great Basin and Southwest on Friday, with dry and windy conditions through the weekend. Dangerous heat will increase across the southern and central U.S. this weekend. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from June 25, 03:00 PM PDT until June 26, 09:00 PM PDT

Last Update: 121 PM PDT Thu Jun 25 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 15 to 20 kt. Seas 5 to 8 ft. Wave detail: NW 6 ft at 8 seconds and S 2 ft at 15 seconds.

Fri

W wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Wave detail: NW 5 ft at 7 seconds and S 2 ft at 15 seconds. A slight chance of very light drizzle in the morning. Patchy dense fog in the afternoon.

Fri Night

W wind 10 to 15 kt. Seas 3 to 4 ft. Wave detail: W 3 ft at 6 seconds. A slight chance of very light drizzle. Patchy dense fog after midnight.

Sat

NW wind 15 to 20 kt, rising to 20 to 25 kt in the afternoon. Seas 3 to 5 ft. Wave detail: NW 4 ft at 7 seconds. A slight chance of very light drizzle in the morning.

Sat Night

NW wind 25 to 30 kt. Seas 7 to 10 ft. Wave detail: NW 9 ft at 9 seconds and SW 2 ft at 17 seconds.

Sun

NW wind 15 to 20 kt. Seas 5 to 8 ft, subsiding to 4 to 6 ft in the afternoon. Wave detail: NW 8 ft at 9 seconds.

Sun Night

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

Mon

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

Mon Night

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

Tue

W wind 5 to 10 kt. Seas 5 to 8 ft. Wave detail: NW 8 ft at 10 seconds. Patchy fog in the morning.

Tue Night

NW wind 15 to 20 kt. Seas 5 to 7 ft, building to 7 to 10 ft after midnight. 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 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 1.1 kt at 02:12 pm thursday and 3.1 kt at 02:39 am friday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 2 to 4 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 1.1 kt at 02:12 PM Thursday and 3.1 kt at 02:39 AM Friday.