Offshore Forecast
Issued by NWS
Issued by NWS
238 FZPN23 KWNM 172252 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 252 PM PST Mon Nov 17 2025 Conditions given represent the highest within that period. ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed coastal waters forecasts... .SYNOPSIS...A cold front will move SE over the S waters tonight. High pressure will build to the W of the area tonight into Tue then build over the N waters late Tue into Tue night. A warm front will push E into the central and N waters Wed followed by a cold front Wed night. The cold front will move inland across northern California Wed night and push S across the S waters Thu and Thu night. A low will develop along the S California coast Thu night and persist into Sat before dissipating. Point Saint George to Point Arena ...GALE FORCE WINDS POSSIBLE THU... .TONIGHT...N winds 20 to 30 kt. Seas 11 to 17 ft. .TUE...N winds 20 to 30 kt. Seas 10 to 15 ft. .TUE NIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft. .WED...S winds 20 to 30 kt. Seas 6 to 9 ft. .WED NIGHT...NW winds 20 to 30 kt. Seas 9 to 15 ft. .THU...N winds 25 to 35 kt. Seas 14 to 21 ft. .THU NIGHT...N winds 15 to 25 kt. Seas 11 to 19 ft. .FRI...N winds 15 to 25 kt. Seas 11 to 16 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 8 to 12 ft. .SAT...N winds 10 to 20 kt. Seas 9 to 13 ft. .SAT NIGHT...N to NW winds 10 to 20 kt. Seas 8 to 12 ft. Point Arena to Point Piedras Blancas ...GALE FORCE WINDS POSSIBLE WED NIGHT... .TONIGHT...N winds 20 to 30 kt. Seas 10 to 15 ft. Isolated showers. .TUE...N winds 20 to 30 kt. Seas 9 to 15 ft. .TUE NIGHT...N to NW winds 20 to 30 kt. Seas 7 to 12 ft. .WED...S winds 15 to 25 kt. Seas 5 to 9 ft. .WED NIGHT...NW winds 25 to 35 kt. Seas 7 to 13 ft. .THU...NW winds 20 to 30 kt. Seas 13 to 21 ft. .THU NIGHT...N winds 20 to 30 kt. Seas 12 to 20 ft. .FRI...N winds 15 to 25 kt. Seas 9 to 16 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 8 to 13 ft. .SAT...N winds 10 to 20 kt. Seas 8 to 13 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 8 to 12 ft.