FZPN23 KWNM 072231 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 331 PM PDT Tue Jul 7 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...High pressure will build E towards the central waters tonight through Wed, but remain centered W of the area. A coastal trough will redevelop along the California coast tonight and persist into Fri night. A cold front will reach the northern waters late Wed before quickly dissipating Wed night. Another cold front will reach the far northern waters late Fri night and reach the central waters Sat before slowly dissipating Sat night. A coastal trough will develop Sun and remain in place into Sun night. Point Saint George to Point Arena .TONIGHT...N to NW winds 20 to 30 kt. Seas 5 to 9 ft. .WED...N to NW winds 20 to 30 kt. Seas 6 to 9 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 7 to 10 ft. .THU...N to NW winds 20 to 30 kt. Seas 7 to 11 ft. .THU NIGHT...N to NW winds 20 to 30 kt. Seas 8 to 11 ft. .FRI...N to NW winds 20 to 30 kt. Seas 7 to 10 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 6 to 10 ft. .SAT...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. .SUN...N winds 20 to 30 kt. Seas 5 to 9 ft. .SUN NIGHT...N winds 20 to 30 kt. Seas 6 to 9 ft. Point Arena to Point Piedras Blancas .TONIGHT...NW winds 20 to 30 kt. Seas 5 to 9 ft. .WED...N to NW winds 20 to 30 kt. Seas 5 to 9 ft. .WED NIGHT...N to NW winds 20 to 30 kt. Seas 7 to 12 ft. .THU...NW winds 15 to 25 kt. Seas 7 to 11 ft. .THU NIGHT...N to NW winds 20 to 30 kt. Seas 8 to 12 ft. .FRI...NW winds 15 to 25 kt. Seas 7 to 12 ft. .FRI NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. .SAT...N to NW winds 15 to 25 kt. Seas 6 to 10 ft. .SAT NIGHT...N to NW winds 20 to 30 kt. Seas 6 to 10 ft. .SUN...N to NW winds 20 to 30 kt. Seas 5 to 9 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft.