000 FZNT31 KNHC 090846 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 346 AM EST Tue Jan 9 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...A surface trough extending from the Windward Passage to eastern Honduras will drift NW. Another trough in the central Caribbean will drift W through Thu. High pres over the central Atlantic will build in the wake of the central trough. A strong cold front will move SE of the Yucatan Channel Fri afternoon, reaching from eastern Cuba to southern Costa Rica Sat night. NW Caribbean W of 85W .TODAY...N winds 5 to 10 kt. Seas 3 to 5 ft. .TONIGHT...N to NE winds 10 to 15 kt. Seas 3 to 4 ft. .WED...N to NE winds 5 to 10 kt. Seas 3 ft. .WED NIGHT...E winds 5 to 10 kt. Seas 3 ft. .THU...E to SE winds 10 kt. Seas 3 ft. .THU NIGHT...SE winds 5 to 10 kt. Seas 3 ft. .FRI...S winds less than 5 kt, becoming NW 15 to 20 kt behind front. Seas 2 ft or less. .FRI NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. .SAT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...N winds 15 to 20 kt. Seas 5 to 7 ft. Caribbean N of 15N between 72W and 85W .TODAY...SE winds 15 to 20 kt Between Cuba and Jamaica, and NE 5 to 10 kt elsewhere. Seas 3 to 4 ft. .TONIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...NE to E winds 5 to 10 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 5 to 10 kt. Seas 3 ft. .THU...E to SE winds 5 to 10 kt. Seas 3 ft. .THU NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. .FRI...SE winds 5 to 10 kt. Seas 2 ft or less. .FRI NIGHT...N winds 15 to 20 kt. Seas 2 ft or less, building to 3 ft late. .SAT...N winds 15 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 5 to 8 ft. .TONIGHT...E winds 15 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 15 kt elsewhere. Seas 5 to 7 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 15 kt elsewhere. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .TODAY...N winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...N winds 5 to 10 kt. Seas 4 to 6 ft. .WED...N winds 5 to 10 kt. Seas 3 to 5 ft. .WED NIGHT...N winds 5 to 10 kt. Seas 3 to 5 ft. .THU...N winds 5 to 10 kt. Seas 3 to 4 ft. .THU NIGHT...N winds 5 to 10 kt. Seas 3 to 4 ft. .FRI...N winds 5 to 10 kt. Seas 3 to 4 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...N winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean between 64W and 72W .TODAY...NE to E winds 15 to 20 kt Gulf of Venezuela, and E 15 to 20 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...NE to E winds 20 to 25 kt Gulf of Venezuela, and E 15 to 20 kt elsewhere. Seas 5 to 7 ft. .WED...E winds 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 5 to 6 ft. .THU...E winds 15 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 20 kt. Seas 5 to 7 ft. .FRI...E winds 15 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 15 kt. Seas 4 to 6 ft. .SAT NIGHT...NE to E winds 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 20 kt. Seas 7 to 10 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...E winds 10 to 20 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 9 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT 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 6 to 9 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 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 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS..A dissipating stationary front from near 27N65W to the northern Bahamas will weaken and become a trough today. The trough will then drift NW through the week, approaching NE Florida and SE Georgia through Thu night. High pres will build in the wake of the trough. A cold front will move off the E coast of Florida Fri night, with a reinforcing front moving across the waters W of 72W through Sat night. ATLC waters from 27N to 31N W of 77W .TODAY...E winds 15 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 20 to 25 kt. Seas 6 to 9 ft. .WED...E winds 20 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...E to SE winds 20 to 25 kt. Seas 7 to 10 ft. .THU...SE winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 7 ft. .FRI...S winds 15 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...SW winds 20 to 25 kt. Seas 6 to 8 ft. .SAT...W to NW winds 15 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. .TONIGHT...NE to E winds 20 to 25 kt. Seas 6 to 9 ft. .WED...E winds 20 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...E to SE winds 20 to 25 kt. Seas 7 to 9 ft. .THU...SE winds 15 to 20 kt. Seas 7 to 8 ft. .THU NIGHT...SE winds 15 to 20 kt. Seas 7 ft. .FRI...SE to S winds 15 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...S winds 20 to 25 kt. Seas 7 to 9 ft. .SAT...SW winds 15 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...W to NW winds 10 to 15 kt. Seas 6 to 8 ft. Bahamas N of 22N .TODAY...E to SE winds 10 to 15 kt. Seas 5 to 7 ft ATLC Exposures, and 3 to 4 ft elsewhere. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft ATLC Exposures, and 2 ft or less elsewhere. .WED...E to SE winds 10 to 15 kt. ATLC Exposures, seas 3 to 5 ft. Elsewhere, seas 1 to 3 ft. .WED NIGHT...E to SE winds 15 to 20 kt. ATLC Exposures, seas 3 to 5 ft. Elsewhere, seas 2 ft or less, building to 3 ft late. .THU...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .FRI...SE to S winds 15 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...W winds 10 to 15 kt, shifting to NW to N behind front. Seas 3 to 5 ft. .SAT NIGHT...N to NE winds 15 to 20 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E to SE winds 15 to 20 kt. Seas 6 to 7 ft. .WED...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. .THU...E to SE winds 15 to 20 kt. Seas 7 to 8 ft. .THU NIGHT...E to SE winds 15 to 20 kt. Seas 7 to 8 ft. .FRI...SE winds 15 to 20 kt. Seas 7 to 8 ft. .FRI NIGHT...SE winds 15 to 20 kt. Seas 7 to 9 ft. .SAT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...E to SE winds 10 to 15 kt. Seas 6 to 8 ft. ATLC waters S of 22N W of 65W .TODAY...SE winds 15 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .WED...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E to SE 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 20 to 25 kt. Seas 5 to 7 ft. .FRI...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. .SAT...E to SE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 15 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 8 to 9 ft. .TONIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft. .WED...E winds 10 to 15 kt. Seas 7 to 8 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 7 to 8 ft. .THU...E winds 15 to 20 kt. Seas 8 to 9 ft. .THU NIGHT...E winds 20 kt. Seas 8 to 10 ft. .FRI...E winds 20 to 25 kt. Seas 9 to 10 ft. .FRI NIGHT...E winds 20 kt. Seas 9 to 10 ft. .SAT...E winds 15 to 20 kt. Seas 9 to 10 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 8 to 10 ft.