508 FZNT31 KNHC 060853 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 453 AM EDT Mon Aug 6 2018 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 winds will pulse in the Gulf of Honduras the next several days, while fresh to strong winds in the S central Caribbean expand in coverage while also intensifying slightly due to a tightening pressure gradient. Gale force winds are forecast in the Gulf of Venezuela Tue night and Wed night, and also NW of the coast of Colombia on Wed night and Thu night where winds will pulse and peak near gale at other times. A tropical wave will move across the central Caribbean through the early part of the week with numerous showers and thunderstorms, some with gusty winds. NW Caribbean W of 85W .TODAY...NE to E winds 15 to 20 kt S of 17N W of 87W, and NE to E 10 to 15 kt elsewhere. Seas 2 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...NE to E winds 10 to 15 kt S of 17N W of 87W, and E 10 to 15 kt elsewhere. Seas 2 to 4 ft. .TUE NIGHT...E winds 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Seas 2 to 4 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .THU...E winds 15 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 20 to 25 kt. Seas 4 to 6 ft. .FRI...E winds 15 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .TUE...E winds 15 to 25 kt S of 18N, and E less than 10 kt elsewhere. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .TUE NIGHT...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 9 ft S of 18N, and 3 to 5 ft elsewhere. .WED...E winds 15 to 25 kt. Seas 6 to 9 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...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W ...GALE CONDITIONS POSSIBLE WED NIGHT AND THU NIGHT... .TODAY...NE to E winds 20 to 25 kt. Seas 6 to 9 ft. .TONIGHT...NE to E winds 20 to 30 kt within 90 nm of coast of Colombia, and NE to E 20 to 25 kt elsewhere. Seas 7 to 10 ft. .TUE...NE to E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 20 to 25 kt elsewhere. Seas 8 to 12 ft. .TUE NIGHT...NE to E winds 20 to 30 kt. Seas 8 to 12 ft. .WED...E winds 20 to 30 kt. Seas 7 to 11 ft. .WED NIGHT...NE to E winds 20 to 30 kt, except 25 to 35 kt S of 13N E of 76W. Seas 8 to 12 ft, except 10 to 14 ft S of 13N E of 76W. .THU...E winds 20 to 30 kt. Seas 8 to 12 ft. .THU NIGHT...NE to E winds 20 to 25 kt, except 25 to 35 kt S of 13N E of 76W. Seas 7 to 11 ft, except 9 to 13 ft S of 13N E of 76W. .FRI...NE to E winds 20 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 9 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...NE to E winds 10 to 15 kt, shifting to NW to N 5 to 10 kt late in the afternoon. Seas 6 to 8 ft. .TUE NIGHT...NW winds 5 to 10 kt S of 10N, and NE 15 to 20 kt elsewhere. Seas 6 to 8 ft. .WED...NE winds 15 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...NE winds 15 to 20 kt. Seas 6 to 9 ft. .THU...NE to E winds 15 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...NE winds 15 to 20 kt. Seas 6 to 9 ft. .FRI...NE to E winds 15 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...N to NE winds 10 to 15 kt. Seas 6 to 8 ft. Caribbean between 64W and 72W ...GALE WARNING... .TODAY...NE to E winds 20 to 30 kt Gulf of Venezuela, and E 15 to 20 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 20 to 25 kt elsewhere. Seas 6 to 8 ft. .TUE...E winds 20 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 25 to 35 kt Gulf of Venezuela, and E 20 to 25 kt elsewhere. Seas 7 to 10 ft. .WED...E winds 20 to 25 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 25 to 35 kt Gulf of Venezuela, and E 20 to 25 kt elsewhere. Seas 6 to 8 ft. .THU...E winds 20 to 25 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 20 to 25 kt. Seas 4 to 6 ft. .FRI...E winds 20 to 25 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 20 to 25 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 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 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 6 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 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 3 to 4 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 4 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 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 5 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 5 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Synopsis for the the SW N ATLC including the Bahamas .SYNOPSIS...The remnants of a backdoor cold front will linger across the waters E of 70W as a trough through the week with weak low pressure possibly developing along it before dissipating Fri. High pressure ridging will develop S of this boundary, extending from NW to SE, eventually settling from E to W along 27N by the end of the week as the troughing finally dissipates. Winds will pulse to fresh to locally strong near the northern coast of Hispaniola each night through Thu night, with slightly weaker winds thereafter. ATLC waters from 27N to 31N W of 77W .TODAY...E winds 5 to 10 kt N of 29N W of 79W, and NE to E 10 to 15 kt elsewhere. Seas 2 to 4 ft. .TONIGHT...E to SE winds 5 to 10 kt. Seas 2 to 4 ft. .TUE...SE winds 5 to 10 kt. Seas 3 ft or less. .TUE NIGHT...S winds 5 to 10 kt. Seas 3 ft or less. .WED...S to SW winds 5 to 10 kt. Seas 3 ft or less. .WED NIGHT...S to SW winds 10 to 15 kt. Seas 3 ft or less. .THU...SW to W winds 10 to 15 kt. Seas 3 ft or less. .THU NIGHT...SW winds 10 to 15 kt. Seas 3 ft or less. .FRI...SW to W winds 10 to 15 kt. Seas 3 ft or less. .FRI NIGHT...S to SW winds 10 to 15 kt. Seas 3 ft or less. ATLC waters from 27N to 31N between 65W and 77W .TODAY...E winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .TUE...Variable winds less than 10 kt. Seas 3 ft. .TUE NIGHT...Variable winds less than 10 kt. Seas 3 ft. .WED...Variable winds less than 10 kt. Seas 3 ft. .WED NIGHT...Variable winds less than 10 kt, becoming SW less than 10 kt after midnight. Seas 3 ft. .THU...W winds less than 10 kt. Seas 3 ft. .THU NIGHT...SW winds less than 10 kt. Seas 3 ft. .FRI...SW winds less than 10 kt. Seas 3 ft. .FRI NIGHT...SW winds less than 10 kt. Seas 3 ft. Bahamas N of 22N .TODAY...E winds 10 to 15 kt. Seas 2 to 4 ft. .TONIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .WED...E to SE winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. .THU...E to SE winds 10 to 15 kt. Seas 3 ft or less. .THU NIGHT...E to SE winds 5 to 10 kt. Seas 3 ft or less. .FRI...E to SE winds 5 to 10 kt. Seas 3 ft or less. .FRI NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .TUE...SE winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .WED...SE winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...E winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .THU...Variable winds less than 10 kt. Seas 3 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 3 ft. .FRI...SE winds less than 10 kt. Seas 3 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 3 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 15 to 20 kt. Seas 3 to 5 ft. .TONIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .TUE...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .WED...E to SE winds 15 to 20 kt. Seas 2 to 4 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .THU...E winds 15 to 20 kt. Seas 2 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .FRI...E winds 10 to 15 kt. Seas 2 to 4 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 2 to 4 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .TUE...E winds less than 10 kt. Seas 4 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .WED...E winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .THU...E winds 10 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 kt. Seas 3 to 4 ft. .FRI...E winds 10 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.