000 FZNT31 KNHC 271511 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1011 AM EST Tue Feb 27 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...Winds will pulse to strong at night along the coast of Colombia throughout the period. Similar winds will pulse in the Windward passage, and along the SE coast of Hispaniola through Wed night. Large swell will cross the tropical Atlc zones Wed night through Fri night. A more significant swell event will affect the Atlc Passages E of 69W by late Sat. 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. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 ft. .SAT...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TODAY...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE 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 4 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .SAT...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 15 kt elsewhere. Seas 4 to 6 ft. .WED...NE winds 10 to 15 kt. Seas 4 to 5 ft. .WED NIGHT...NE winds 15 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 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 20 kt Gulf of Venezuela, and NE 10 to 15 kt elsewhere. Seas 3 to 4 ft. .WED...NE winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...NE winds 15 to 20 kt Gulf of Venezuela, and NE 10 to 15 kt elsewhere. 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 4 to 6 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .SAT...E winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .TONIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .WED...NE winds less than 10 kt. Seas 6 to 8 ft. .WED NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 6 to 9 ft. .THU...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 9 ft. .THU NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 6 to 9 ft. .FRI...E winds less than 10 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 5 to 7 ft. .SAT...S winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .TONIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .WED...NE winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 9 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .SAT...E winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...High pressure centered near 27N71W will weaken and shift SE tonight. A cold front will move off the SE coast of the U.S. Tue, and reach the central Bahamas Wed evening, as high pressure builds N of the front. Strong low pres N of the area will bring a cold front to area Thu night, with deteriorating conditions over the waters N of 27N. The system will support gales Fri night through Sat night over the waters N of 28N and E of 75W. A significant swell event will accompany this system, affecting all waters E of N FL and Bahamas at the end of the week. ATLC waters from 27N to 31N W of 77W .TODAY...NE winds 10 to 20 kt. Seas 5 to 7 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...S winds 10 to 20 kt. Seas 5 to 6 ft. .THU...SW winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...W winds 15 to 25 kt. Seas 6 to 8 ft. .FRI...NW winds 15 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...N winds 20 to 25 kt. Seas 8 to 12 ft. .SAT NIGHT...N winds 15 to 20 kt. Seas 10 to 15 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W ...GALE CONDITIONS POSSIBLE... .TODAY...NW winds 15 to 20 kt. Seas 4 to 7 ft. Scattered showers. .TONIGHT...NE winds 20 to 25 kt. Seas 8 to 10 ft in N swell. Scattered showers. .WED...NE to E winds 15 to 20 kt. Seas 9 to 11 ft in N to NE swell. .WED NIGHT...SE winds 10 to 15 kt. Seas 9 to 11 ft in NE swell. .THU...S winds 10 to 15 kt. Seas 6 to 10 ft in NE swell. .THU NIGHT...SW winds 20 to 25 kt. Seas 6 to 10 ft. .FRI...SW to W winds 25 to 35 kt. Seas 11 to 13 ft in W to NW swell. .FRI NIGHT...W to NW winds 30 to 40 kt. Seas 14 to 18 ft in W to NW swell, building to 18 to 24 ft in NW swell late. .SAT...W to NW winds 30 to 40 kt. Seas 20 to 30 ft in NW to N swell. .SAT NIGHT...NW winds 30 to 35 kt. Seas 20 to 30 ft in N swell. Bahamas N of 22N .TODAY...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 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...S winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...S winds less than 10 kt. Seas 3 to 5 ft. .FRI...SW winds less than 10 kt, shifting to W in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...N winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...W of 70W, E winds 10 to 15 kt, shifting to N in the afternoon. Elsewhere, NE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...W of 70W, E winds less than 10 kt. Elsewhere, NE winds 10 to 15 kt, shifting to E after midnight. Seas 6 to 9 ft. .THU...Variable winds less than 10 kt. Seas 6 to 9 ft. .THU NIGHT...SW winds less than 10 kt. Seas 6 to 8 ft. .FRI...W winds 10 to 20 kt. Seas 6 to 7 ft. .FRI NIGHT...W winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...NW winds 15 to 25 kt. Seas 9 to 14 ft, building to 12 to 17 ft in the afternoon. .SAT NIGHT...NW winds 15 to 25 kt. Seas 15 to 20 ft. ATLC waters S of 22N W of 65W .TODAY...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. .WED...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt, shifting to E after midnight. Seas 4 to 6 ft. .THU...E winds less than 10 kt. Seas 5 to 7 ft. .THU NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .FRI...Variable winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...NW winds less than 10 kt. Seas 4 to 6 ft. .SAT...NW winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .TONIGHT...Variable winds less than 10 kt, becoming NE 10 kt after midnight. Seas 6 to 9 ft. .WED...NE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 8 to 11 ft. .WED NIGHT...NE winds less than 10 kt. Seas 8 to 11 ft. .THU...Variable winds less than 10 kt. Seas 8 to 9 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 8 to 9 ft. .FRI...Variable winds less than 10 kt. Seas 7 to 9 ft. .FRI NIGHT...SW winds less than 10 kt. Seas 6 to 8 ft. .SAT...SW winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...W winds 15 to 20 kt. Seas 7 to 10 ft, building to 9 to 14 ft after midnight.