000 FZNT31 KNHC 180835 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 335 AM EST Tue Dec 18 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 weakening stationary front extending from eastern Cuba to 16N85W will dissipate later today, then drift westward into the Yucatan peninsula tonight as a surface trough. Fresh to strong winds will continue across the south-central Caribbean through Sat, with the strongest winds near the coast of Colombia each night. A cold front associated with an intense low pressure system north of the area will enter the NW Caribbean Thu night. NW Caribbean W of 85W .TODAY...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...SE winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 15 to 25 kt. Seas 4 to 6 ft. .THU...SW winds 15 to 25 kt. Seas 5 to 7 ft. .THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...NW winds 15 to 25 kt. Seas 8 to 11 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 7 to 10 ft. .SAT...N winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 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. Seas 5 to 7 ft S of 18N, and 3 to 5 ft elsewhere. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 7 ft. .WED...E winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 5 to 8 ft. .THU...SE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NW winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt. Seas 6 to 9 ft. .TONIGHT...E winds 20 to 30 kt. Seas 6 to 9 ft. .WED...E winds 15 to 25 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .THU...E winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .WED...NE winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...N winds less than 10 kt. Seas 4 to 6 ft. .FRI...N winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. Caribbean between 64W and 72W .TODAY...E winds 15 to 25 kt. Seas 4 to 7 ft. .TONIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .WED...E winds 15 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 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 4 to 6 ft. .TONIGHT...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 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 15 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 15 to 20 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 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 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 5 to 7 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 15 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Synopsis for the the SW N ATLC including the Bahamas .SYNOPSIS...A cold front extends from 31N58W to eastern Cuba. The front will push eastward today to extend from 25N65W to Turks and Caicos by this evening. The western portion of the front will slowly drift northward Wed and Thu as an intense low pressure system develops over the southeast U.S. Gale force winds are likely north of 27N east of Florida Thu night through Fri night. Maximum seas will build to 20 ft by Fri night west of 70W. ATLC waters from 27N to 31N W of 77W ...GALE CONDITIONS POSSIBLE... .TODAY...NW winds 10 kt. Seas 3 to 4 ft. .TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .WED...SE winds 10 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .THU...S winds 20 to 30 kt. Seas 5 to 7 ft, building to 8 to 11 ft in the afternoon. .THU NIGHT...SW winds 25 to 30 kt. Seas 9 to 14 ft. .FRI...SW winds 30 to 35 kt. Seas 12 to 17 ft. .FRI NIGHT...W winds 25 to 30 kt. Seas 12 to 17 ft. .SAT...W winds 25 kt, shifting to NW 15 to 20 kt late. Seas 9 to 14 ft, subsiding to 7 to 10 ft late. .SAT NIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE CONDITIONS POSSIBLE... .TODAY...NW winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft W of 70W, and 7 to 10 ft elsewhere. .WED...E winds 10 kt. Seas 5 to 7 ft W of 70W, and 7 to 10 ft elsewhere. .WED NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .THU...SE winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...S winds 20 to 30 kt. Seas 8 to 13 ft. .FRI...S winds 25 to 35 kt. Seas 10 to 15 ft. .FRI NIGHT...SW winds 20 to 30 kt. Seas 11 to 16 ft. .SAT...W winds 20 to 30 kt. Seas 12 to 17 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 9 to 14 ft. Bahamas N of 22N .TODAY...N winds less than 10 kt. Seas 3 ft. .TONIGHT...NE winds less than 10 kt. Seas 3 ft. .WED...SE winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU...S winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...S winds 15 to 25 kt. Seas 4 to 6 ft. .FRI...SW winds 20 to 30 kt. Seas 5 to 7 ft. .FRI NIGHT...W winds 20 to 30 kt. Seas 6 to 8 ft. .SAT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...W winds 10 kt. Seas 4 to 6 ft. .TONIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .THU...SE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...S winds 15 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...S winds 15 to 25 kt. Seas 8 to 11 ft. .SAT...SW winds 10 to 20 kt. Seas 8 to 11 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 7 to 10 ft. ATLC waters S of 22N W of 65W .TODAY...SE winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...E winds less than 10 kt. Seas 3 ft. .WED...SE winds 10 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...SE winds less than 10 kt. Seas 4 to 5 ft. .WED...SE winds less than 10 kt. Seas 4 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 7 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 8 ft. .FRI NIGHT...E winds 15 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 7 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.