Offshore Forecast
Issued by NWS
Issued by NWS
819 FZPN36 KWBC 212215 OFFN36 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 215 PM PST Fri Nov 21 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 low pressure and weakening cold front remain off the coast of the Baja Peninsula south of the region. Tonight into tomorrow morning, a coastal trough erodes ahead of high pressure approaching from the west. The high will remain over the region tomorrow evening through Sun. A weak cold front enters into N waters Sun night. This diffuse front will slowly move south, exiting the area on Mon. A coastal trough then returns Mon night into Tue as high pressure builds in again from the W. N winds and seas then ease Wed as high pressure takes hold, remaining into Wed night. Point St. George to Point Arena .TONIGHT...N winds 15 to 25 kt. Seas 11 to 14 ft. .SAT...N winds 10 to 20 kt. Seas 11 to 14 ft. .SAT NIGHT...N to NW winds 10 to 20 kt. Seas 9 to 12 ft. .SUN...W to NW winds 10 to 20 kt. Seas 9 to 11 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 9 to 11 ft. .MON...N winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 6 to 10 ft. .TUE...N winds 10 to 20 kt. Seas 5 to 9 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 4 to 7 ft. .WED...SW winds 10 to 20 kt. Seas 5 to 9 ft. .WED NIGHT...SW winds 10 to 20 kt. Seas 6 to 10 ft. Point Arena to Santa Cruz Island, CA .TONIGHT...N winds 15 to 25 kt. Seas 10 to 14 ft. .SAT...N winds 10 to 20 kt. Seas 9 to 14 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 10 to 13 ft. .SUN...N winds 10 to 20 kt. Seas 9 to 11 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 9 to 11 ft. .MON...N winds 10 to 20 kt. Seas 7 to 11 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 6 to 11 ft. .TUE...N winds 10 to 20 kt. Seas 6 to 10 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 4 to 8 ft. .WED...N winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...N winds 5 to 15 kt. Seas 4 to 6 ft. Santa Cruz Island, CA to San Clemente Island, CA...south to Guadalupe Island .TONIGHT...N to NE winds 25 to 35 kt, diminishing to 15 to 25 kt. Seas 10 to 16 ft. Chance of rain with vsby 1 nm or less. .SAT...N winds 15 to 25 kt. Seas 7 to 12 ft. .SAT NIGHT...N to NW winds 10 to 20 kt. Seas 7 to 11 ft. .SUN...NW winds 5 to 15 kt. Seas 7 to 11 ft. .SUN NIGHT...N to NW winds 10 to 20 kt. Seas 6 to 10 ft. .MON...N to NW winds 10 to 20 kt. Seas 6 to 10 ft. .MON NIGHT...N to NW winds 10 to 20 kt. Seas 6 to 10 ft. .TUE...N winds 10 to 20 kt. Seas 6 to 10 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 9 ft. .WED...N winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...N winds 5 to 15 kt. Seas 3 to 6 ft. .Forecaster Clark. Ocean Prediction Center.