665 FZPN23 KWNM 151000 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 300 AM PDT Sat May 15 2021 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...Strong high pressure NW of the waters today will gradually weaken through Sun night. Another high pressure area will build into the central waters Sun night into Tue before weakening Tue night. A low pressure trough along the California coast will weaken tonight into Mon, then redevelop and intensify over the southern areas Tue and Tue night and along the entire coast Wed and Wed night. A cold front will move S into the waters Tue into Wed, then across the southern waters Wed night. A high pressure ridge will build back across the N and central areas Wed night. Point Saint George to Point Arena ...GALE WARNING... .TODAY...N winds 25 to 35 kt. Seas 11 to 15 ft. .TONIGHT...N winds 25 to 35 kt. Seas 10 to 15 ft. .SUN...N winds 20 to 30 kt. Seas 8 to 12 ft. .SUN NIGHT...N winds 20 to 30 kt. Seas 8 to 12 ft. .MON...NW winds 10 to 20 kt. Seas 6 to 10 ft. .MON NIGHT...W to NW winds 10 to 20 kt. Seas 5 to 8 ft. .TUE...NW winds 10 to 20 kt. Seas 4 to 7 ft. .TUE NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 7 ft. .WED...N winds 10 to 20 kt. Seas 5 to 8 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. Point Arena to Point Piedras Blancas .TODAY...N to NW winds 20 to 30 kt. Seas 10 to 16 ft. .TONIGHT...N to NW winds 20 to 30 kt. Seas 9 to 14 ft. .SUN...N to NW winds 20 to 30 kt. Seas 8 to 14 ft. .SUN NIGHT...N to NW winds 15 to 25 kt. Seas 8 to 12 ft. .MON...NW winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft. .TUE...NW winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...NW winds 15 to 25 kt. Seas 6 to 10 ft. .WED...NW winds 10 to 20 kt. Seas 6 to 10 ft. .WED NIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft.