


Offshore Forecast
Issued by NWS
Issued by NWS
656 FZPN36 KWBC 170924 OFFN36 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 224 AM PDT Sat May 17 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...A weak cold front will move S through the northern and central waters today before dissipating over the southern waters on Sun. High pressure centered well W of the waters will extend a ridge NE across the northern waters behind the front tonight through Mon night while a coastal trough redevelops. The center of high pressure will move into the outer northern waters Tue and Tue night before retreating back SW on Wed, while the coastal trough persists. A weak decaying area of low pressure will approach the far NW waters Wed night. Point St. George to Point Arena .TODAY...NW winds 10 to 20 kt, becoming N 15 to 25 kt. Seas 6 to 8 ft. Areas of fog with vsby 1 nm or less early in the morning. Isolated showers. .TONIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .SUN...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. Chance of drizzle. .SUN NIGHT...W to NW winds 15 to 25 kt. Seas 5 to 8 ft. Chance of drizzle. .MON...NW winds 10 to 20 kt. Seas 4 to 7 ft. .MON NIGHT...N to NW winds 15 to 25 kt. Seas 6 to 10 ft. .TUE...N winds 20 to 30 kt. Seas 7 to 11 ft. .TUE NIGHT...N winds 20 to 30 kt. Seas 7 to 12 ft. .WED...N winds 15 to 25 kt. Seas 6 to 11 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. Point Arena to Santa Cruz Island, CA .TODAY...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. Areas of fog with vsby 1 nm or less early in the morning. .TONIGHT...N to NW winds 20 to 30 kt. Seas 7 to 12 ft. .SUN...N winds 20 to 30 kt. Seas 7 to 12 ft. .SUN NIGHT...N to NW winds 20 to 30 kt. Seas 7 to 12 ft. .MON...N winds 20 to 30 kt. Seas 7 to 12 ft. .MON NIGHT...N winds 20 to 30 kt. Seas 7 to 12 ft. .TUE...N winds 20 to 30 kt. Seas 6 to 11 ft. .TUE NIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft. .WED...N winds 20 to 30 kt. Seas 7 to 13 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 6 to 11 ft. Santa Cruz Island, CA to San Clemente Island, CA...south to Guadalupe Island .TODAY...NW winds 10 to 20 kt. Seas 5 to 9 ft. .TONIGHT...NW winds 20 to 30 kt. Seas 6 to 9 ft. .SUN...NW winds 20 to 30 kt. Seas 6 to 11 ft. .SUN NIGHT...NW winds 20 to 30 kt. Seas 7 to 12 ft. .MON...N to NW winds 15 to 25 kt. Seas 7 to 12 ft. .MON NIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft. .TUE...N winds 15 to 25 kt. Seas 7 to 11 ft. .TUE NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. .WED...N winds 15 to 25 kt. Seas 7 to 11 ft. .WED NIGHT...N to NW winds 10 to 20 kt. Seas 6 to 10 ft. .Forecaster Connelly. Ocean Prediction Center.