000 FZNT31 KNHC 010833 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 433 AM EDT Sun Oct 1 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 tropical wave will continue W through the Central Caribbean through tonight, then the Western Caribbean through the early part of the week before reaching Central America by mid-week. Another tropical wave will move into the Tropical N Atlantic Tue and Tue night, then the eastern Caribbean Wed through Thu. NW Caribbean W of 85W .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...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 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .THU...E winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...S of 18N, SE winds 10 to 15 kt, shifting to E after midnight. Elsewhere, E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 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 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...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .TODAY...SE winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...Within 90 nm of coast of Colombia, NE winds less than 10 kt, shifting to E after midnight. Elsewhere, SE winds less than 10 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt within 90 nm of coast of Colombia, and SE less than 10 kt elsewhere. Seas 3 to 4 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 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .THU...S winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TODAY...S winds less than 10 kt. Seas 3 ft. .TONIGHT...Variable winds less than 10 kt, becoming S after midnight. Seas 3 ft. .MON...SW winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...SW winds less than 10 kt in the evening, becoming variable. Seas 2 ft or less. .TUE...Variable winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .WED...Variable winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...Variable winds less than 10 kt, becoming S 10 to 15 kt after midnight. Seas 2 ft or less. .THU...S winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .TODAY...Gulf of Venezuela, SE winds 10 to 15 kt, shifting to E in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .MON NIGHT...E winds 10 to 15 kt. Gulf of Venezuela, seas 2 ft or less, building to 3 ft after midnight. Elsewhere, seas 3 to 5 ft. .TUE...E winds 10 to 20 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 to 15 kt. Seas 4 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. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...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 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 6 to 8 ft. .THU NIGHT...E winds 10 to 15 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 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED...E winds 10 to 15 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 6 to 8 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A 1013 mb surface low at 31N73W will move NE of the area by tonight while dragging a trailing cold front S to along 27N through the early part of the week. Gusting winds to gale force are expected N of 29N and W of 79W through around midnight as high pres strengthens N of the front. Strong NE winds and building seas will reach along 25N on Mon night, persisting through mid-week. ATLC waters from 27N to 31N W of 77W ...GALE WARNING N of 29N W of 79W... .TODAY...NE to E winds 20 to 30 kt. Frequent gusts to gale force N of 29N W of 79W. Seas 7 to 11 ft. .TONIGHT...NE to E winds 20 to 30 kt N of 29N W of 79W, and NE to E 20 to 25 kt elsewhere. Frequent gusts to gale force N of 29N W of 79W until around midnight. Seas 8 to 11 ft. .MON...NE to E winds 20 to 25 kt. Seas 7 to 9 ft. .MON NIGHT...NE to E winds 20 to 25 kt. Seas 8 to 11 ft. .TUE...NE to E winds 20 to 25 kt. Seas 9 to 11 ft. .TUE NIGHT...NE to E winds 25 kt. Seas 10 to 12 ft. .WED...NE to E winds 25 kt. Seas 10 to 12 ft. .WED NIGHT...E winds 20 to 25 kt. Seas 9 to 11 ft. .THU...E winds 20 to 25 kt. Seas 9 to 11 ft. .THU NIGHT...E winds 20 to 25 kt. Seas 8 to 10 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...N winds 10 to 20 kt W of 70W, and SW less than 10 kt elsewhere. Seas 6 to 9 ft W of 70W, and 5 ft elsewhere. .TONIGHT...W of 70W, NE winds 10 to 20 kt. Elsewhere, SW winds less than 10 kt, shifting to NE after midnight. Seas 6 to 9 ft W of 70W, and 5 to 7 ft elsewhere. .MON...NE winds 15 to 25 kt W of 70W, and NE 10 to 20 kt elsewhere. Seas 6 to 9 ft. .MON NIGHT...E winds 15 to 25 kt W of 70W, and NE 10 to 20 kt elsewhere. Seas 7 to 10 ft. .TUE...E winds 15 to 25 kt. Seas 7 to 10 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .WED...E winds 15 to 25 kt. Seas 9 to 11 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 9 to 11 ft. .THU...E winds 10 to 20 kt. Seas 8 to 11 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 8 to 10 ft. Bahamas N of 22N .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft ATLC Exposures, and 2 ft or less elsewhere. .TONIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft ATLC Exposures, and 2 ft or less elsewhere. .MON...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft ATLC Exposures, and 3 to 4 ft elsewhere. .TUE...E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 20 to 25 kt. Seas 4 to 6 ft. .WED...E winds 15 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...W of 70W, E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Elsewhere, SE winds 10 to 15 kt. Seas 5 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft W of 70W, and 5 to 6 ft elsewhere. .TUE...E winds 10 to 15 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .WED...E winds 10 to 15 kt. Seas 7 to 9 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft. .THU...SE winds 10 to 15 kt. Seas 7 to 9 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 7 to 8 ft. ATLC waters S of 22N W of 65W .TODAY...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 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 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...SE winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt. Seas 6 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 15 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .WED...SE winds 10 to 15 kt. Seas 6 to 8 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 7 to 8 ft. .THU...E winds 10 to 15 kt. Seas 8 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 8 to 9 ft.