Catastrophic Flooding Impacts in South-Central Texas

Widespread life-threatening flash and urban flooding will continue to pose a significant threat to life and property in south-central Texas. Catastrophic fiver flooding, with rapid rises on small streams, arroyos, and typically dry washes, is expected. Monsoonal showers persist across the Great Basin and Southwest with greatest flash flooding in southern Arizona. Read More >

Hazardous Weather Conditions

Small Craft Advisory until July 18, 03:00 AM PDT

Last Update: 227 AM PDT Fri Jul 17 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. Seas 5 to 7 ft. Wave detail: NW 6 ft at 9 seconds and S 2 ft at 16 seconds.

Tonight

NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave detail: NW 5 ft at 8 seconds and S 2 ft at 18 seconds.

Sat

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

Sat Night

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

Sun

NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 8 seconds and SW 2 ft at 17 seconds.

Sun Night

W wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 8 seconds and S 2 ft at 17 seconds.

Mon

W wind around 5 kt. Seas 3 to 5 ft. Wave detail: NW 3 ft at 8 seconds and S 3 ft at 13 seconds.

Mon Night

NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 3 ft at 8 seconds and S 3 ft at 13 seconds.

Tue

W wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 3 ft at 8 seconds and S 3 ft at 13 seconds.

Tue Night

W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave detail: W 3 ft at 7 seconds and S 3 ft at 12 seconds.

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

in the deep water channel...mixed seas of 3 to 5 ft at 7 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 3.4 kt at 07:14 am friday and 2.1 kt at 08:03 pm friday.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 3 to 5 ft at 7 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 3.4 kt at 07:14 AM Friday and 2.1 kt at 08:03 PM Friday.