000 FZNT31 KNHC 140919 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 519 AM EDT Mon Aug 14 2017 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 ATLC from 07N to 19N between 55W and 64W .SYNOPSIS...A large tropical wave near 58W will move across the rest of the Tropical N Atlantic through this afternoon, and across the eastern Caribbean tonight through Tuesday night, the central Caribbean Wednesday and Wednesday night and the western Caribbean Thursday into Thursday night and move inland Central America on Friday. Another large tropical wave will quickly move through the Tropical N Atlantic waters Tuesday night into Wednesday, and move across the eastern Caribbean from about Wednesday afternoon through Thursday night and the central Caribbean Friday. NW Caribbean W of 85W .TODAY...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...E winds 10 to 20 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .THU...E winds 10 to 20 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt. S of 18N, seas 5 to 7 ft. Elsewhere, seas 2 to 3 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .WED NIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .THU...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt S of 18N, and E 15 to 25 kt elsewhere. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt. Seas 6 to 9 ft. .TONIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .TUE...E winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .WED...E winds 15 to 25 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .THU...E winds 15 to 25 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .TODAY...NE winds 15 to 25 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt, increasing to 15 to 25 kt after midnight. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 10 to 15 kt, shifting to W in the afternoon. Seas 4 to 6 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 20 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 5 to 7 ft. .THU...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 5 to 7 ft elsewhere. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 20 to 30 kt. Seas 6 to 9 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...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 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...Tropical Storm Gert centered near 29.7N 72.2W at 5 am EDT is moving NNW at 8 kt, with maximum sustained winds 40 kt gusts to 50 kt. Gert will gradually intensify as it reaches near 30.9N 72.3W early this afternoon, with maximum sustained winds 45 kt gusts to 55 kt, then turn NE and lift N of the forecast later in the afternoon while it continues to intensify through tonight. High pres will build westward along 27N through Thu S of the tropical storm. Increasing winds and seas are expected S of 22N beginning on Wednesday as a strong tropical wave or low pressure approaches the northern Tropical Atlantic zones. ATLC waters from 27N to 31N W of 77W .TODAY...SW winds 10 kt. Seas 3 to 4 ft. .TONIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...SW winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SW winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...S winds 10 to 15 kt. Seas 3 ft. .THU...SW winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 3 ft. .FRI...SW winds 10 to 15 kt. Seas 3 to 4 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W ...TROPICAL STORM WARNING N OF 29N BETWEEN 70W AND 73W... .TODAY...TROPICAL STORM CONDITIONS N OF 29N BETWEEN 70W AND 73W SW winds 35 to 45 kt BETWEEN 70W AND 73W, and S 10 to 20 kt elsewhere except SW to W 15 to 25 kt N of 28N between 70W and 74W diminishing to 10 to 20 kt in the afternoon. Between 65W and 70W...seas 5 to 7 ft. Between 70W and 77W...seas 4 to 6 ft except 10 to 15 ft N of 29N between 70W and 73W subsiding to 8 to 13 ft in the afternoon and 9 to 12 ft elsewhere N of 28N between 70W and 74W subsiding to 8 to 10 ft in the afternoon. .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE N OF 29N BETWEEN 70W AND 73W. W of 70W, SW winds 35 to 45 kt, becoming S 10 to 20 kt after midnight. Seas to 13 ft N of 29N E of 73W subsiding to 6 to 8 ft late, and 4 to 6 ft elsewhere. .TUE...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .WED...S winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...W of 70W, S winds 10 to 15 kt. Elsewhere, S winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .THU...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...W of 70W, S winds 10 to 15 kt. Elsewhere, S winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .FRI...S winds 10 to 15 kt. Seas 3 to 4 ft. Bahamas N of 22N .TODAY...SE winds 10 to 15 kt. Seas 2 ft or less. .TONIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .TUE...SE winds 10 to 15 kt. Seas 2 to 3 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 2 to 3 ft. .WED...E winds 10 to 15 kt. Seas 2 to 3 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 2 to 3 ft. .THU...E winds 10 to 20 kt. Seas 3 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 2 to 3 ft. .FRI...E winds 10 to 20 kt. Seas 2 to 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 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 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 20 kt. Seas 5 to 6 ft. .TONIGHT...E winds 15 to 20 kt. Seas 5 to 6 ft. .TUE...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 15 to 20 kt. Seas 6 to 7 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft. .THU...E winds 10 to 20 kt. Seas 6 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 15 to 25 kt. Seas 7 to 10 ft.