


Offshore Forecast
Issued by NWS
Issued by NWS
623 FZPN36 KWBC 120947 OFFN36 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 247 AM PDT Sat Jul 12 2025 California waters- Inner waters from 60 nm to 150 nm offshore. Outer waters from 150 nm to 250 nm offshore. Conditions given represent the highest within that period. Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. .SYNOPSIS FOR CALIFORNIA WATERS...High pressure centered to the W of the N California waters today into tonight will shift further N early Sun through Wed night while strengthening through Wed night. A low pressure trough near the California coastline will gradually weaken today and tonight. The trough will strengthen along the northern California coast Sun through early Tue, then weaken Tue through Wed night. Point St. George to Point Arena ...GALE WARNING... .TODAY...N winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 8 to 14 ft. .TONIGHT...N winds 20 to 30 kt. Seas 7 to 13 ft. .SUN...N winds 20 to 30 kt. Seas 7 to 13 ft. .SUN NIGHT...N winds 25 to 35 kt. Seas 9 to 16 ft. .MON...N winds 25 to 35 kt. Seas 10 to 17 ft. .MON NIGHT...N winds 25 to 35 kt. Seas 10 to 16 ft. .TUE...N winds 20 to 30 kt. Seas 10 to 16 ft. .TUE NIGHT...N winds 20 to 30 kt. Seas 10 to 12 ft. .WED...N winds 15 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. Point Arena to Santa Cruz Island, CA .TODAY...N winds 20 to 30 kt. Seas 8 to 13 ft. Chance of rain. .TONIGHT...N winds 15 to 25 kt. Seas 7 to 12 ft. .SUN...N winds 15 to 25 kt. Seas 6 to 10 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 6 to 11 ft. .MON...N winds 20 to 30 kt. Seas 9 to 14 ft. .MON NIGHT...N winds 20 to 30 kt. Seas 9 to 14 ft. .TUE...N winds 20 to 30 kt. Seas 8 to 14 ft. .TUE NIGHT...N winds 15 to 25 kt. Seas 7 to 12 ft. .WED...N to NW winds 10 to 20 kt. Seas 6 to 10 ft. .WED NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. Santa Cruz Island, CA to San Clemente Island, CA...south to Guadalupe Island .TODAY...NW winds 5 to 15 kt. Seas 4 to 8 ft. Chance of rain. .TONIGHT...NW winds 5 to 15 kt. Seas 5 to 8 ft. .SUN...NW winds 5 to 15 kt. Seas 5 to 8 ft. .SUN NIGHT...NW winds 5 to 15 kt. Seas 4 to 7 ft. .MON...NW winds 5 to 15 kt. Seas 4 to 7 ft. .MON NIGHT...W to NW winds 5 to 15 kt. Seas 5 to 8 ft. .TUE...W to NW winds 5 to 15 kt. Seas 5 to 9 ft. .TUE NIGHT...W to NW winds 5 to 15 kt. Seas 5 to 9 ft. .WED...N to NW winds 5 to 15 kt. Seas 5 to 9 ft. .WED NIGHT...NW winds 5 to 15 kt. Seas 4 to 7 ft. .Forecaster Rowland. Ocean Prediction Center.