475 FZPN22 KWNM 181710 OFFN07 NAVTEX Marine Forecast for southern California waters NWS Ocean Prediction Center Washington DC 1010 AM PDT Mon May 18 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...A low pressure trough will slowly strengthen along the N and central coast today before weakening Tue into Tue night. The high pressure to the W of the waters will strengthen today through Wed and then drift farther W and NW of the area Wed night through Thu night. On Fri and Fri night the high pressure will drift even farther W while gradually weakening. Point Piedras Blancas to Point Conception .TODAY...N winds 15 to 25 kt. Seas 10 to 14 ft. .TONIGHT...N winds 15 to 25 kt. Seas 9 to 13 ft. .TUE...N winds 15 to 25 kt. Seas 8 to 13 ft. .TUE NIGHT...N winds 15 to 25 kt. Seas 8 to 12 ft. .WED...N to NW winds 15 to 25 kt. Seas 8 to 12 ft. .WED NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 12 ft. .THU...N to NW winds 15 to 25 kt. Seas 8 to 13 ft. .THU NIGHT...N to NW winds 10 to 20 kt. Seas 7 to 12 ft. .FRI...N to NW winds 10 to 20 kt. Seas 6 to 11 ft. .FRI NIGHT...N to NW winds 10 to 20 kt. Seas 6 to 9 ft. Point Conception to the Mexican border .TODAY...N winds 15 to 25 kt. Seas 10 to 14 ft. .TONIGHT...N winds 15 to 25 kt. Seas 8 to 13 ft. .TUE...N winds 10 to 20 kt. Seas 8 to 11 ft. .TUE NIGHT...N to NW winds 10 to 20 kt. Seas 7 to 11 ft. .WED...W to NW winds 5 to 15 kt. Seas 7 to 10 ft. .WED NIGHT...NW winds 10 to 20 kt. Seas 7 to 10 ft. .THU...NW winds 5 to 15 kt. Seas 7 to 10 ft. .THU NIGHT...NW winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...NW winds 5 to 15 kt. Seas 5 to 9 ft. .FRI NIGHT...NW winds 5 to 15 kt. Seas 5 to 7 ft.  533 FZPN23 KWNM 181710 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 1010 AM PDT Mon May 18 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...A low pressure trough will slowly strengthen along the N and central coast today before weakening Tue into Tue night. The high pressure to the W of the waters will strengthen today through Wed and then drift farther W and NW of the area Wed night through Thu night. On Fri and Fri night the high pressure will drift even farther W while gradually weakening. Point Saint George to Point Arena .TODAY...N winds 20 to 30 kt. Seas 8 to 12 ft. .TONIGHT...N winds 20 to 30 kt. Seas 10 to 14 ft. .TUE...N winds 20 to 30 kt. Seas 9 to 13 ft. .TUE NIGHT...N winds 20 to 30 kt. Seas 8 to 12 ft. .WED...N winds 20 to 30 kt. Seas 8 to 12 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 9 to 14 ft. .THU...N winds 20 to 30 kt. Seas 10 to 14 ft. .THU NIGHT...N winds 20 to 30 kt. Seas 10 to 15 ft. .FRI...N winds 20 to 30 kt. Seas 11 to 15 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 10 to 15 ft. Point Arena to Point Piedras Blancas .TODAY...N winds 20 to 30 kt. Seas 9 to 14 ft. .TONIGHT...N winds 20 to 30 kt. Seas 8 to 14 ft. .TUE...N winds 20 to 30 kt. Seas 8 to 13 ft. .TUE NIGHT...N winds 20 to 30 kt. Seas 8 to 12 ft. .WED...N winds 20 to 30 kt. Seas 8 to 13 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft. .THU...N winds 20 to 30 kt. Seas 9 to 14 ft. .THU NIGHT...N winds 20 to 30 kt. Seas 9 to 14 ft. .FRI...N winds 20 to 30 kt. Seas 9 to 14 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft.  639 FZPN24 KWNM 181710 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 1010 AM PDT Mon May 18 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 remain centered to the SW of the area through tonight. Meanwhile, a trough will extend N along the Oregon coast today through early tonight. High pressure will weaken a bit as a weak cold front moves over the waters this afternoon into tonight. The high pressure to the SW will build back in over the area Tue and Tue night and strengthen into Wed with ridging extending E over the waters. The area of high pressure W and SW of the area will move farther W of the area Thu through Fri night while maintaining a ridge to the E over the waters. Canadian border to 45N .TODAY...W to SW winds 5 to 15 kt. Seas 6 to 9 ft. .TONIGHT...W to NW winds 5 to 15 kt. Seas 6 to 9 ft. .TUE...NW winds 5 to 15 kt. Seas 5 to 9 ft. .TUE NIGHT...N to NW winds 15 to 25 kt. Seas 6 to 10 ft. .WED...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. .WED NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 10 ft. .THU...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...N to NW winds 20 to 30 kt. Seas 7 to 10 ft. .FRI NIGHT...NW winds 20 to 30 kt. Seas 7 to 13 ft. 45N to Point Saint George .TODAY...N winds 20 to 30 kt. Seas 7 to 11 ft. .TONIGHT...N winds 20 to 30 kt. Seas 8 to 12 ft. .TUE...N to NW winds 20 to 30 kt. Seas 6 to 11 ft. .TUE NIGHT...N winds 20 to 30 kt. Seas 7 to 12 ft. .WED...N winds 20 to 30 kt. Seas 7 to 12 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 9 to 13 ft. .THU...N winds 20 to 30 kt. Seas 8 to 12 ft. .THU NIGHT...N winds 20 to 30 kt. Seas 8 to 12 ft. .FRI...N winds 20 to 30 kt. Seas 7 to 12 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft.