000 FZNT26 KNHC 030941 OFFN05 NAVTEX Marine Forecast NWS National Hurricance Center Miami, FL 541 AM EDT Sun Sep 3 2017 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...Mainly gentle to moderate trades will prevail through noon on Tue as a weak ridge remains centered across the W central Atlc. Moderate long period NNE swell will continue to affect the area waters through this evening. Hurricane Irma will approach the local waters Wed, reaching near 17.8N 60.6W Tue night, enter the regional Atlc waters near 20.0N 66.0W Wed night, then exit the area reaching near 22.5N 71.5W Thu night. San Juan Atlantic Waters .TODAY...E winds 10 to 15 kt. Seas 5 to 6 ft in NE swell. Scattered showers and isolated thunderstorms. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. Scattered showers and isolated thunderstorms. .MON...E winds 5 to 10 kt. Seas 4 to 6 ft in E swell. Isolated showers. .MON NIGHT...NE to E winds 10 to 15 kt. Seas 4 to 7 ft. .TUE...NE to E winds 10 to 15 kt. Seas 5 to 10 ft in E swell. .TUE NIGHT... HURRICANE CONDITIONS POSSIBLE. .WED... HURRICANE CONDITIONS POSSIBLE. .WED NIGHT... HURRICANE CONDITIONS POSSIBLE. .THU... HURRICANE CONDITIONS POSSIBLE. San Juan Caribbean Waters .TODAY...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers. .MON...E winds 5 to 10 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .MON NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT... HURRICANE CONDITIONS POSSIBLE. .WED... HURRICANE CONDITIONS POSSIBLE. .WED NIGHT... HURRICANE CONDITIONS POSSIBLE. .THU... TROPICAL STORM CONDITIONS POSSIBLE.