FZPN24 KWNM 010610 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 1110 PM PDT Tue Mar 31 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 warm and cold front will move over the waters tonight as a low pressure track SE W of the Canadian coast. The low pressure will move across the waters on Wed, then move inland over Washington late Wed into Wed night. Several low pressure troughs will move from NW to SE over the waters Thu as weak high pressure tries to build NE. Another cold front will approach the NW portions of the waters Fri, become stationary Fri night into Sat, then move N as a warm front Sat night. High pressure will return over the area Sun into Sun night. Canadian border to 45N .TONIGHT...S winds 20 to 30 kt. Seas 7 to 10 ft. Chance of rain. .WED...W winds 20 to 30 kt. Seas 8 to 13 ft. Chance of rain. .WED NIGHT...NW winds 15 to 25 kt. Seas 10 to 16 ft. .THU...W winds 10 to 20 kt. Seas 8 to 14 ft. .THU NIGHT...S to SW winds 10 to 20 kt. Seas 6 to 11 ft. .FRI...S to SW winds 10 to 20 kt. Seas 4 to 7 ft. .FRI NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 6 ft. .SAT...S to SW winds 5 to 15 kt. Seas 4 to 7 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...N winds 5 to 15 kt. Seas 4 to 7 ft. .SUN NIGHT...N to NE winds 10 to 20 kt. Seas 4 to 6 ft. 45N to Point Saint George ...GALE WARNING... .TONIGHT...S winds 20 to 30 kt. Seas 5 to 8 ft. Chance of rain. .WED...W winds 25 to 35 kt. Seas 9 to 13 ft. Chance of rain. .WED NIGHT...W to NW winds 20 to 30 kt. Seas 11 to 18 ft. .THU...W to NW winds 10 to 20 kt. Seas 10 to 17 ft. .THU NIGHT...N to NW winds 5 to 15 kt. Seas 7 to 12 ft. .FRI...N winds 10 to 20 kt. Seas 5 to 9 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .SAT...N winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. .SUN...N winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...N to NE winds 15 to 25 kt. Seas 4 to 8 ft.