000 FZNT31 KNHC 252110 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 510 PM EDT Sun Aug 25 2019 Marine Weather HF Voice Broadcast for the Tropical N Atlantic from 07N to 22N between 55W and 64W, the SW N Atlantic S of 31N W of 65W including Bahamas, and the Caribbean Sea. Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. Synopsis for Caribbean Sea and Tropical N Atlantic from 07N to 19N between 55W and 64W .SYNOPSIS...Fresh to strong trade winds over the south-central Caribbean will gradually increase in areal coverage through Mon. Fresh to strong east to southeast winds will pulse over the Gulf of Honduras at night Mon through Wed. Tropical Storm Dorian near 11.5N 54.2W 1003 mb at 5 PM EDT moving W at 12 kt. Maximum sustained winds 45 kt gusts 55 kt. Dorian will move to 11.8N 55.9W Mon morning, 12.4N 58.2W Mon afternoon, 13.1N 60.3W Tue morning, 14.1N 62.3W Tue afternoon, and strengthen to a hurricane near 16.4N 66.4W Wed afternoon. Dorian will weaken to a tropical storm while moving inland near 18.5N 70.0W Thu afternoon. NW Caribbean W of 85W .TONIGHT...E winds 10 to 20 kt. Seas 2 ft or less, building to 3 to 4 ft after midnight. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt, shifting to NE in the afternoon. Seas 3 to 5 ft. .THU NIGHT...NE winds less than 10 kt. Seas 3 ft. .FRI...NE winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .MON...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt elsewhere. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .MON NIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt elsewhere. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .TUE...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .THU...TROPICAL STORM CONDITIONS POSSIBLE. S of 18N, NE winds 10 to 15 kt. Elsewhere, NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. S of 18N, NE winds 10 to 15 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .FRI...S of 18N, E winds 10 to 20 kt. Elsewhere, NE winds 10 to 15 kt, shifting to E in the afternoon. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. Caribbean from 11N to 15N W of 72W .TONIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .MON...E winds 15 to 25 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .TUE...E winds 15 to 25 kt. Seas 7 to 10 ft. .TUE NIGHT...NE winds 15 to 25 kt within 90 nm of coast of Colombia, and E 20 to 30 kt elsewhere. Seas 7 to 10 ft. .WED...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 20 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TONIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. .MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds 10 to 15 kt, increasing to 15 to 25 kt after midnight. Seas 5 to 7 ft. .WED...NE winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NW winds less than 10 kt. Seas 4 to 6 ft. .FRI...N winds less than 10 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .TONIGHT...NE winds 10 to 15 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 5 to 7 ft. .MON...NE winds 10 to 15 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .MON NIGHT...NE winds 10 to 15 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 5 to 7 ft. .TUE...TROPICAL STORM CONDITIONS POSSIBLE. Gulf of Venezuela, NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, NE winds 20 to 30 kt, increasing to 45 to 55 kt after midnight. Seas 4 to 6 ft. .WED...HURRICANE CONDITIONS POSSIBLE. .WED NIGHT...HURRICANE CONDITIONS POSSIBLE. .THU...TROPICAL STORM CONDITIONS POSSIBLE. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .FRI...Gulf of Venezuela, NE winds less than 10 kt, shifting to NW in the afternoon. Elsewhere, E winds 15 to 25 kt. Seas 2 ft or less Gulf of Venezuela, and 5 to 7 ft elsewhere. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...TROPICAL STORM CONDITIONS POSSIBLE. E winds 15 to 25 kt. Seas 5 to 7 ft. .TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. E winds 45 to 55 kt. Seas 5 to 7 ft. .WED...TROPICAL STORM CONDITIONS POSSIBLE. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. NE winds 40 to 50 kt. Seas 5 to 7 ft. .MON...TROPICAL STORM CONDITIONS EXPECTED. E winds 40 to 50 kt. Seas 6 to 8 ft. .MON NIGHT...TROPICAL STORM CONDITIONS EXPECTED. E winds 45 to 55 kt. Seas 6 to 8 ft. .TUE...TROPICAL STORM CONDITIONS EXPECTED. SE winds 45 to 55 kt. Seas 5 to 7 ft. .TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. E winds 45 to 55 kt. Seas 5 to 7 ft. .WED...TROPICAL STORM CONDITIONS POSSIBLE. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A trough prevails over the NW waters helping produce scattered to numerous showers and thunderstorms, some with strong gusty winds and rough seas. The trough will shift eastward across the northern waters. Otherwise, gentle to moderate southeasterly winds will continue across the area. Tropical Storm Dorian, currently in the tropical Atlantic, is forecast to move across the eastern Caribbean Sea as a hurricane by the middle of the week and near the far southern waters as a tropical storm by late in the week. Expect increasing winds and building over those waters with the approach of Dorian. ATLC waters from 27N to 31N W of 77W .TONIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. .MON...N winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt, shifting to NW in the afternoon. Seas 3 to 4 ft. .TUE NIGHT...N winds less than 10 kt, shifting to S after midnight. Seas 3 to 4 ft. .WED...SW winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .THU...S winds 10 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...S winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...SW winds 15 to 25 kt W of 70W, and S 10 to 15 kt elsewhere. Seas 5 to 7 ft W of 70W, and 3 to 4 ft elsewhere. .MON...SW winds 10 to 20 kt. Seas 5 to 7 ft W of 70W, and 3 to 4 ft elsewhere. .MON NIGHT...SW winds 15 to 25 kt W of 70W, and S 10 to 20 kt elsewhere. Seas 4 to 6 ft. .TUE...SW winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 4 to 5 ft. .WED...SW winds 10 to 15 kt. Seas 4 to 5 ft. .WED NIGHT...S winds 10 to 15 kt. Seas 4 to 5 ft. .THU...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...S winds 10 to 15 kt. Seas 3 ft. Bahamas N of 22N .TONIGHT...SE winds 10 to 15 kt. Seas 2 ft or less. .MON...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 2 ft or less. .MON NIGHT...E winds less than 10 kt. Seas 2 ft or less. .TUE...SE winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .WED...NE winds less than 10 kt, shifting to NW in the afternoon. Seas 2 ft or less. .WED NIGHT...E winds less than 10 kt. Seas 2 ft or less. .THU...SE winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 15 kt. Seas 2 ft or less. .FRI...E winds 10 to 20 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...S winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...W of 70W, S winds 10 to 15 kt. Elsewhere, SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...S winds 10 to 15 kt W of 70W, and E less than 10 kt elsewhere. Seas 3 to 4 ft. .WED...S winds less than 10 kt W of 70W, and SE 10 to 15 kt elsewhere. Seas 3 to 4 ft. .WED NIGHT...SE winds less than 10 kt W of 70W, and SE 10 to 15 kt elsewhere. Seas 3 to 4 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .FRI...SE winds 10 to 20 kt. Seas 3 to 5 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...HURRICANE CONDITIONS POSSIBLE. .THU...TROPICAL STORM CONDITIONS POSSIBLE. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .FRI...E winds 30 to 40 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .MON...E winds 10 to 15 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .WED...E winds 10 to 20 kt. Seas 4 to 5 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 5 ft. .THU...E winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 6 ft.