


Offshore Forecast
Issued by NWS
Issued by NWS
364 FZPN23 KWNM 161730 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 1030 AM PDT Sat Aug 16 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 trough along the California coast will persist today through Mon night, weaken Tue and Tue night, then restrengthen Wed and Wed night. A cold front positioned over the northern waters will move S across the region today, then dissipate near the southern waters Sun night. High pressure will build from the NW today behind the front and expand SE through Mon night. The high will then persist across the waters through Wed night. Point Saint George to Point Arena .TODAY...NW winds 10 to 20 kt. Seas 5 to 8 ft. .TONIGHT...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .SUN...W to NW winds 5 to 15 kt. Seas 5 to 8 ft. .SUN NIGHT...W to NW winds 5 to 15 kt. Seas 4 to 7 ft. .MON...SW winds less than 10 kt. Seas 3 to 6 ft. .MON NIGHT...Variable winds 5 to 15 kt. Seas 3 to 6 ft. .TUE...N to NW winds 5 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .WED...N winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 5 to 7 ft. Point Arena to Point Piedras Blancas .TODAY...NW winds 10 to 20 kt. Seas 4 to 6 ft. Areas of fog with vsby 1 nm or less. .TONIGHT...NW winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...NW winds 10 to 20 kt. Seas 4 to 7 ft. .SUN NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .MON...NW winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...N to 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...N to NW winds 15 to 25 kt. Seas 4 to 8 ft. .WED...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft.