FZNT26 KNHC 020343 OFFN05 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1043 PM EST Sun Feb 1 2026 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...An Arctic cold front is expected to move across Puerto Rico late tonight through Mon evening, and then it is forecast to stall from the northern Leeward Islands to the south-central Caribbean through Tue evening before dissipating. Expect fresh to strong N to NE winds behind the front, with large NW swell begin to impact the regional Atlantic waters early Mon morning. Seas north of the island will build and reach 10 to 13 ft, and 6 to 9 ft south of the island. Conditions will gradually improve Wed morning through Thu morning. Light to gentle winds and moderate seas are forecast for the remaining forecast period. San Juan Atlantic Waters .TONIGHT...W to NW winds 15 to 20 kt. Seas 6 to 9 ft. Scattered showers and isolated tstms. .MON...NW to N winds 15 to 20 kt. Seas 8 to 11 ft in NW swell. Scattered showers. .MON NIGHT...N winds 20 to 25 kt. Seas 10 to 13 ft in NW to N swell. .TUE...N to NE winds 20 to 25 kt. Seas 10 to 13 ft in NW to N swell. .TUE NIGHT...NE winds 15 to 20 kt. Seas 9 to 11 ft in N swell. .WED...NE to E winds 15 to 20 kt. Seas 8 to 10 ft in N swell. .WED NIGHT...E winds 15 to 20 kt. Seas 7 to 9 ft in N swell. .THU...E to SE winds 10 to 15 kt. Seas 6 to 8 ft in NE swell. .THU NIGHT...SE winds 5 to 10 kt. Seas 5 to 7 ft in N to NE swell. .FRI...S to SW winds 5 to 10 kt. Seas 5 to 6 ft in N to NE swell. .FRI NIGHT...W winds 5 to 10 kt. Seas 4 to 5 ft in N to NE swell. San Juan Caribbean Waters .TONIGHT...E to SE winds 10 to 15 kt. Seas 4 to 5 ft. Scattered showers. .MON...E winds 20 to 25 kt. Seas 4 to 6 ft. Scattered showers. .MON NIGHT...NE winds 20 to 25 kt. Seas 6 to 9 ft. Scattered showers and isolated tstms. .TUE...NE winds 20 to 25 kt. Seas 6 to 9 ft. Scattered showers. .TUE NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 9 ft. .WED...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E to SE winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. .FRI...SE winds 5 to 10 kt. Seas 3 to 4 ft. .FRI NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft.