000 FZNT31 KNHC 030902 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 502 AM EDT Tue Oct 3 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 along 76W will continue westward through the W Caribbean through Thu accompanied by strong thunderstorms. A second tropical wave will move through the tropical waters E of the Lesser Antilles today and tonight, passing through the E Caribbean on Wed, reaching the Central Caribbean late in the week. Broad low pres may develop in the NW Caribbean by the end of the week into the upcoming weekend. NW Caribbean W of 85W .TODAY...E winds 10 to 20 kt, except 20 to 25 kt Gulf of Honduras before sunrise. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds less than 10 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .FRI...E winds less than 10 kt, shifting to NE in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...S winds 15 to 25 kt. Seas 4 to 6 ft. .SAT NIGHT...S winds 15 to 25 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. .WED NIGHT...S of 18N, E winds 10 to 15 kt. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. .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. .FRI...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...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...Within 90 nm of coast of Colombia, SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Elsewhere, SE winds 10 to 15 kt. 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. .FRI...S winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TODAY...SW winds less than 10 kt in the morning, becoming variable. Seas 2 ft or less. .TONIGHT...W winds less than 10 kt. Seas 2 ft or less. .WED...Variable winds less than 10 kt, becoming S in the afternoon. 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, building to 3 ft after midnight. .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. .FRI...S winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft in the evening, subsiding to 2 ft or less. .SAT...E winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...NE winds less than 10 kt. Seas 2 ft or less. Caribbean between 64W and 72W .TODAY...E winds 10 to 15 kt. Gulf of Venezuela, seas 3 ft in the morning, subsiding to 2 ft or less. Elsewhere, seas 4 to 5 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE 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. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED...SE winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N 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. .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 5 to 7 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...Strong high pres N of the area will continue to support fresh to near gale force NE to E flow across the northern waters, with moderate to fresh easterly flow across the southern waters through mid week. The pres gradient will relax by the end of the week as a surface trough currently across the SE Bahamas moves NW through the Central Bahamas and Old Bahama Channel through Wed, reach the Straits of Florida on Thu, then drifts W between 79W and 80W during the upcoming weekend. ATLC waters from 27N to 31N W of 77W .TODAY...NE to E winds 20 to 25 kt. Seas 8 to 12 ft. .TONIGHT...NE to E winds 25 to 30 kt. Seas 10 to 13 ft. .WED...NE to E winds 20 to 25 kt. Seas 9 to 13 ft. .WED NIGHT...NE to E winds 20 to 25 kt. Seas 9 to 12 ft. .THU...E winds 20 to 25 kt. Seas 9 to 12 ft. .THU NIGHT...E winds 20 to 25 kt. Seas 8 to 11 ft. .FRI...E to SE winds 15 to 20 kt. Seas 7 to 9 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...SE winds 10 to 15 kt. Seas 6 to 7 ft. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...E winds 20 to 25 kt W of 70W, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .TONIGHT...E winds 20 to 25 kt. Seas 9 to 12 ft. .WED...E winds 20 to 25 kt. Seas 9 to 12 ft. .WED NIGHT...E winds 20 to 25 kt. Seas 10 to 12 ft. .THU...E winds 15 to 25 kt. Seas 9 to 11 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 8 to 10 ft. .FRI...E winds 10 to 15 kt. Seas 7 to 9 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...E winds less than 10 kt. Seas 5 to 6 ft. .SAT NIGHT...E winds less than 10 kt. Seas 5 to 6 ft. Bahamas N of 22N .TODAY...E winds 20 to 25 kt. Seas 6 to 8 ft ATLC Exposures, and 3 to 5 ft elsewhere. .TONIGHT...E winds 20 to 25 kt. Seas 5 to 7 ft ATLC Exposures, and 3 to 5 ft elsewhere. .WED...E winds 20 to 25 kt. Seas 5 to 7 ft ATLC Exposures, and 3 to 5 ft elsewhere. .WED NIGHT...E to SE winds 20 to 25 kt. Seas 5 to 7 ft ATLC Exposures, and 3 to 5 ft elsewhere. .THU...SE winds 15 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...SE to S winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E winds 15 to 25 kt W of 70W, and E 10 to 20 kt elsewhere. Seas 6 to 9 ft. .TONIGHT...E winds 15 to 25 kt W of 70W, and E 10 to 15 kt elsewhere. Seas 7 to 10 ft. .WED...E winds 15 to 25 kt W of 70W, and E 10 to 20 kt elsewhere. Seas 8 to 11 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 7 to 9 ft. .FRI...SE winds 10 to 15 kt. Seas 7 to 8 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 6 to 7 ft. .SAT...SE winds less than 10 kt. Seas 5 to 6 ft. .SAT NIGHT...Variable winds less than 10 kt. Seas 5 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 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 4 to 6 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .SAT...E winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...SE winds 10 to 15 kt. Seas 6 to 9 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 7 to 8 ft. .THU...SE winds 10 to 15 kt. Seas 7 to 8 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 7 to 8 ft. .FRI...E winds 10 to 15 kt. Seas 7 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft.