FZPN23 KWNM 120516 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 1016 PM PDT Sat Apr 11 2026 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 northern waters will move SE toward the California coast tonight, then dissipate as it moves inland Sun. A trough will persist over the central waters through Sun before weakening Sun night. High pressure W of the area will build E into the region Mon into Tue before weakening Tue night as a cold front approaches from the N. The front will move into the northern waters Wed, central waters Wed night, then weaken as it moves into the southern waters Thu and Thu night. A weak trough will form along the California coast Mon night into Wed, strengthen Wed night into Thu, then persist Thu night. Point Saint George to Point Arena ...GALE WARNING... .TONIGHT...N winds 30 to 40 kt. Seas 9 to 13 ft. Slight chance of rain. .SUN...N to NW winds 20 to 30 kt. Seas 8 to 12 ft. Isolated showers. .SUN NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .MON...N winds 10 to 20 kt. Seas 5 to 8 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...W to NW winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...W 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 5 to 9 ft. .THU...N winds 20 to 30 kt. Seas 7 to 11 ft. .THU NIGHT...N winds 25 to 35 kt. Seas 8 to 12 ft. Point Arena to Point Piedras Blancas ...GALE WARNING... .TONIGHT...W winds 25 to 35 kt. Seas 9 to 14 ft. Slight chance of rain. .SUN...W to NW winds 20 to 30 kt. Seas 8 to 14 ft. .SUN NIGHT...N to NW winds 10 to 20 kt. Seas 6 to 11 ft. .MON...N winds 10 to 20 kt. Seas 5 to 8 ft. .MON NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 8 ft. .TUE...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .TUE NIGHT...NW winds 15 to 25 kt. Seas 4 to 7 ft. .WED...NW winds 15 to 25 kt. Seas 4 to 7 ft. .WED NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 8 ft. .THU...N winds 20 to 30 kt. Seas 7 to 12 ft. .THU NIGHT...N winds 25 to 35 kt. Seas 8 to 12 ft.