000 FZNT26 KNHC 160343 OFFN05 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1143 PM EDT Sun Aug 15 2021 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...Tropical Storm Grace near 17.3N 68.6W 1011 mb at 11 PM EDT moving W at 13 kt. Maximum sustained winds 30 kt gusts 40 kt. Grace will maintain intensity as it moves to near 17.7N 70.3W Mon morning, to near 18.7N 72.8W Mon evening, to near 19.5N 75.3W Tue morning, to near 20.4N 78.1W Tue evening, to near 21.2N 81.0W Wed morning, and inland western Cuba near 22.2N 84.0W Wed evening. Marine conditions are expected to slowly improve overnight into Mon. San Juan Atlantic Waters .OVERNIGHT...E to SE winds 20 to 25 kt. Seas 5 to 6 ft. Scattered showers and isolated thunderstorms. .MON...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .MON NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...NE to E winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. San Juan Caribbean Waters .OVERNIGHT...E to SE winds 20 to 25 kt. Seas 6 to 8 ft. Numerous showers and thunderstorms. .MON...SE winds 20 to 25 kt, becoming E to SE 15 to 20 kt in the afternoon. Seas 6 to 8 ft. Numerous showers and thunderstorms. .MON NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .WED...E winds 15 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 15 to 20 kt. Seas 4 to 6 ft.