


Offshore Forecast
Issued by NWS
Issued by NWS
833 FZPN23 KWNM 190606 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 1106 PM PDT Mon Aug 18 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...Low pressure over the southern waters will continue to slide E along a stalled boundary and dissipate tonight. High pressure will build over the waters Tue then persist into Fri night. A coastal trough will develop Thu and persist into Sat night. Point Saint George to Point Arena .TONIGHT...Variable winds 5 to 15 kt. Seas 4 to 6 ft. .TUE...NW winds 15 to 25 kt. Seas 4 to 6 ft. .TUE NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 7 ft. .WED...N to NW winds 20 to 30 kt. Seas 5 to 7 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 5 to 9 ft. .THU...N winds 15 to 25 kt. Seas 7 to 10 ft. .THU NIGHT...N winds 15 to 25 kt. Seas 7 to 11 ft. .FRI...N winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. .SAT...N winds 15 to 25 kt. Seas 5 to 8 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. Point Arena to Point Piedras Blancas .TONIGHT...NW winds 10 to 20 kt. Seas 4 to 7 ft. .TUE...NW winds 10 to 20 kt. Seas 3 to 6 ft. .TUE NIGHT...NW winds 15 to 25 kt. Seas 4 to 8 ft. .WED...NW winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .THU...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 10 ft. .FRI...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. .SAT...NW winds 10 to 20 kt. Seas 5 to 8 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 5 to 9 ft.