FZPN22 KWNM 191039 OFFN07 NAVTEX Marine Forecast for southern California waters NWS Ocean Prediction Center Washington DC 339 AM PDT Thu Mar 19 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 trough will persist along the California coast today into Fri night while high pressure remains in place over the outer central to northern waters. The high will dissipate Fri, followed by a cold front moving S through the northern and central waters Fri night into Sat. New high pressure to the NW of the area will modestly build E towards the central waters Sat through Sun night while the California coastal trough remains in place. On Mon, a warm front clips the NW waters while ridging and high pressure shifts offshore of the central to southern waters and weakens the coastal trough into Mon night. Point Piedras Blancas to Point Conception .TODAY...N winds 5 to 15 kt. Seas 3 to 5 ft. .TONIGHT...N to NW winds 10 to 20 kt. Seas 3 to 6 ft. .FRI...N to NW winds 5 to 15 kt. Seas 4 to 7 ft. .FRI NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 8 ft. .SAT...N winds 15 to 25 kt. Seas 6 to 10 ft. .SAT NIGHT...N to NW winds 20 to 30 kt. Seas 7 to 12 ft. .SUN...N to NW winds 15 to 25 kt. Seas 8 to 12 ft. .SUN NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. .MON...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. .MON NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. Point Conception to the Mexican border .TODAY...NW winds 5 to 15 kt. Seas 3 to 4 ft. .TONIGHT...NW winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...W to NW winds 5 to 15 kt. Seas 3 to 6 ft. .FRI NIGHT...NW winds 5 to 15 kt. Seas 4 to 6 ft. .SAT...NW winds 10 to 20 kt. Seas 4 to 8 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 6 to 11 ft. .SUN...NW winds 15 to 25 kt. Seas 8 to 11 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft. .MON...NW winds 10 to 20 kt. Seas 5 to 9 ft. .MON NIGHT...NW winds 10 to 20 kt. Seas 5 to 8 ft.