Severe Thunderstorms and Heavy Rain in the Central Plains and Midwest; Heat Pushes into the South and East

Scattered severe thunderstorms capable of large hail in excess of two inches, strong tornadoes, and damaging wind gusts are likely across parts of the Upper Mississippi Valley and Midwest this evening. Heavy to excessive rainfall may bring a flooding threat to portions of the Central Plains to the Midwest through Thursday. The heatwave in the Central U.S. will begin to push South and East Thursday Read More >

Last Update: 246 AM PDT Thu Jun 11 2026

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12NM SW San Francisco CA

Marine Zone Forecast


Today
NW wind 5 to 10 kt, backing to SW late. Seas 5 to 8 ft. Wave detail: NW 7 ft at 10 seconds and S 2 ft at 16 seconds.
Tonight
S wind 5 to 10 kt. Seas 5 to 7 ft. Wave detail: NW 6 ft at 10 seconds and S 2 ft at 15 seconds.
Fri
S wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: NW 5 ft at 10 seconds and S 2 ft at 15 seconds.
Fri Night
SW wind around 5 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 9 seconds and S 2 ft at 14 seconds.
Sat
S wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: NW 4 ft at 10 seconds and S 2 ft at 14 seconds.
Sat Night
S wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 9 seconds and S 4 ft at 12 seconds.
Sun
S wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 9 seconds and S 2 ft at 16 seconds.
Sun Night
S wind around 5 kt. Seas 3 to 4 ft. Wave detail: NW 3 ft at 8 seconds and S 2 ft at 15 seconds.
Mon
S wind around 5 kt. Seas 3 to 4 ft. Wave detail: NW 2 ft at 8 seconds and S 2 ft at 16 seconds.
Mon Night
SW wind around 5 kt. Seas around 3 ft. Wave detail: NW 2 ft at 9 seconds and S 2 ft at 16 seconds. Patchy fog after midnight.

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

in the deep water channel...mixed seas of 6 to 8 ft at 16 to 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 1.3 kt at 02:03 pm thursday and 3.9 kt at 02:16 am friday.




.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Mixed seas of 6 to 8 ft at 16 to 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 1.3 kt at 02:03 PM Thursday and 3.9 kt at 02:16 AM Friday.
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246 AM PDT Thu Jun 11 2026
 
 

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