FZPN23 KWNM 251114 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 414 AM PDT Tue Mar 25 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...High pressure over the N and central waters will persist through tonight while weakening. A weak low pressure trough along the southern and central California coast will persist through tonight. A cold front will approach the area from the W tonight, move E over the northern and central waters Wed into Wed night, then move across the southern waters Wed night into Thu. High pressure will build across the waters from the W and NW behind the cold front Thu and Thu night, and persist across the area through Fri night. The high pressure ridge will shift to the southern waters Sat and Sat night while another cold front approaches the northern and central waters Sat night. Point Saint George to Point Arena ...GALE WARNING... .TODAY...N winds 5 to 15 kt. Seas 7 to 10 ft. .TONIGHT...S winds 10 to 20 kt. Seas 5 to 9 ft. .WED...S to SW winds 20 to 30 kt. Seas 7 to 12 ft. Chance of rain with vsby 1 nm or less. .WED NIGHT...S to SW winds 30 to 40 kt. Seas 13 to 28 ft. Scattered showers. .THU...S to SW winds 30 to 40 kt. Seas 20 to 30 ft. .THU NIGHT...W to SW winds 25 to 35 kt. Seas 19 to 27 ft. .FRI...W winds 15 to 25 kt. Seas 13 to 22 ft. .FRI NIGHT...W winds 10 to 20 kt. Seas 9 to 15 ft. .SAT...S winds 10 to 20 kt. Seas 7 to 12 ft. .SAT NIGHT...SE winds 25 to 35 kt. Seas 7 to 12 ft. Point Arena to Point Piedras Blancas ...GALE WARNING... .TODAY...N winds 5 to 15 kt. Seas 6 to 9 ft. .TONIGHT...S to SW winds 10 to 20 kt. Seas 6 to 9 ft. .WED...S to SW winds 20 to 30 kt. Seas 7 to 12 ft. .WED NIGHT...SW winds 25 to 35 kt. Seas 15 to 24 ft. .THU...SW winds 25 to 35 kt. Seas 19 to 28 ft. .THU NIGHT...W winds 20 to 30 kt. Seas 16 to 26 ft. .FRI...W winds 15 to 25 kt. Seas 12 to 20 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 9 to 15 ft. .SAT...S winds 10 to 20 kt. Seas 7 to 12 ft. .SAT NIGHT...S winds 25 to 35 kt. Seas 8 to 13 ft.