000 FZNT31 KNHC 240855 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 455 AM EDT Mon Jul 24 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...Fresh to strong winds will prevail across the Central Caribbean through Tue night, except near gale force winds expected along the NW coast of Colombia early this morning and again late tonight. The pressure gradient will then relax during mid week with strong nocturnal trades forecast mainly along the coast of Colombia. Moderate to locally fresh trades will prevail elsewhere. NW Caribbean W of 85W .TODAY...E winds 15 to 20 kt. Seas 3 to 4 ft. .TONIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. .WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. .THU...NE to E winds 5 to 10 kt. Seas 3 ft. .THU NIGHT...E winds 5 to 10 kt. Seas 3 ft. .FRI...E winds 5 to 10 kt. Seas 2 ft or less. .FRI NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft late. Caribbean N of 15N between 72W and 85W .TODAY...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .TONIGHT...S of 18N, E winds 15 to 25 kt. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .TUE...S of 18N, E winds 15 to 25 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .TUE NIGHT...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds less than 10 kt, shifting to NE after midnight. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt. Seas 7 to 10 ft. .TONIGHT...Within 90 nm of coast of Colombia, NE winds 15 to 25 kt, shifting to E 25 to 30 kt after midnight. Seas 7 to 10 ft, building to 10 to 12 ft after midnight. Elsewhere, E winds 15 to 25 kt. Seas 7 to 10 ft. .TUE...Within 90 nm of coast of Colombia, E winds 25 to 30 kt, diminishing to 15 to 25 kt in the afternoon. Elsewhere, E winds 15 to 25 kt. Seas 8 to 11 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .WED...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .TODAY...NE winds less than 10 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...N winds less than 10 kt, shifting to NE after midnight. Seas 6 to 8 ft. .WED...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft. .WED NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .THU...N winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...N winds less than 10 kt. Seas 4 to 6 ft. .FRI...NW winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...NW winds less than 10 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .TODAY...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft. .TUE...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .TUE NIGHT...E 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 4 to 6 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .TUE...E 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 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 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 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 15 kt. Seas 4 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 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. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...An E to W ridge will meander along 29N through Tue night, then shift S to a position from 27N65W to the Port of Palm Beach by mid week. Fresh to locally strong E winds will develop along the N coast of Hispaniola and the Atlc approach to the Windward Passage through the middle of the week. Fresh SW flow forecast N of the ridge across the waters N of 29N W of 77W through this morning, then again by the end of the week. ATLC waters from 27N to 31N W of 77W .TODAY...S to SW winds 15 to 20 kt. Seas 3 to 5 ft. .TONIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. .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 to SW winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...S winds 10 to 15 kt. Seas 3 to 4 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 to SW winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...S to SW winds 15 to 20 kt. Seas 3 to 5 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...S winds 10 kt. Seas 3 to 5 ft. .TONIGHT...S winds 10 kt. Seas 4 ft. .TUE...S winds 10 kt. Seas 3 to 4 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .WED...SE winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .THU...S winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...Variable winds less than 10 kt, becoming S less than 10 kt after midnight. Seas 3 to 4 ft. .FRI...S winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. Bahamas N of 22N .TODAY...E to SE winds 10 to 15 kt. Seas 3 to 5 ft ATLC Exposures, and 2 ft or less elsewhere. .TONIGHT...E to SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...E to SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft. .WED...E winds 10 to 15 kt. Seas 3 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 ft. .THU...E to SE winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...E to SE winds 10 to 15 kt. Seas 2 ft or less. .FRI...SE winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...E to SE winds 10 to 15 kt. Seas 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SE winds 10 to 15 kt. Seas 4 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 5 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 15 kt. Seas 4 to 5 ft. .WED NIGHT...E winds 10 kt. Seas 4 ft. .THU...E winds 10 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 kt. Seas 3 to 4 ft. .FRI...SE winds 10 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 kt. Seas 3 to 4 ft. ATLC waters S of 22N W of 65W .TODAY...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .TONIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .WED...E winds 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 15 kt. Seas 3 to 4 ft. .THU...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...E to SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt. Seas 4 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 5 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 15 kt. Seas 4 to 5 ft. .WED NIGHT...E winds 10 kt. Seas 4 to 5 ft. .THU...E winds 10 kt. Seas 4 to 5 ft. .THU NIGHT...E winds 10 kt. Seas 4 to 5 ft. .FRI...E winds 10 kt. Seas 4 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.