000 FZNT31 KNHC 220801 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 301 AM EST Wed Dec 22 2021 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 Atlantic from 07N to 19N between 55W and 64W .SYNOPSIS...A cold front extends from central Cuba to Honduras. The front will move east, then stall by late Thu from the Windward Passage to offshore Nicaragua, and finally dissipate by the weekend. Fresh N winds are expected behind the front into tonight. Elsewhere, mainly moderate trades prevail in the eastern and central Caribbean, with lighter winds to the west. For tropical Atlantic waters E of the Lesser Antilles, fresh to locally strong trades and seas of 8 to 9 ft will prevail into tonight. NW Caribbean W of 85W .TODAY...NW winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .THU...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT...E winds less than 10 kt. Seas 3 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 ft. .SUN...E winds less than 10 kt. Seas 3 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W .TODAY...N winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .THU...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN 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, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...NE winds less than 10 kt within 90 nm of coast of Colombia, and NE 10 to 15 kt elsewhere. Seas 3 ft within 90 nm of coast of Colombia, and 4 to 6 ft elsewhere. .THU NIGHT...NE winds 10 to 20 kt. Seas 3 ft within 90 nm of coast of Colombia, and 5 to 7 ft elsewhere. .FRI...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TODAY...NW winds less than 10 kt. Seas 3 ft. .TONIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .THU...N winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...N winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .SAT...N winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...N winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean between 64W and 72W .TODAY...Gulf of Venezuela, E winds 10 to 15 kt, shifting to NE in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .TONIGHT...E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .THU...Gulf of Venezuela, E winds less than 10 kt, shifting to NE in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .THU NIGHT...E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...NE 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. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 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 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 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, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .FRI NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...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 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. .SUN...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Low pressure has moved northeast away from the NW waters, and will continue moving farther away today. A cold front extends from the low to around 31N75W to the northwest Bahamas. Gales are occurring along and behind this front, mainly N of 28N, between 72W and 80W. The front will move east through the waters the remainder of the week, but westerly gales will diminish by midday, leaving strong NW winds in place through tonight. High pressure will build in starting Thu, leading to tranquil conditions. Low pressure north of the area will lead to strong W winds N of 28N this weekend. ATLC waters from 27N to 31N W of 77W ...GALE WARNING... .TODAY...NW winds 25 to 35 kt. Seas 10 to 15 ft. .TONIGHT...N winds 20 to 25 kt. Seas 7 to 10 ft. .THU...N winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .FRI...N winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...S winds less than 10 kt, shifting to SW after midnight. Seas 3 to 5 ft. .SAT...SW winds 10 to 15 kt, increasing to 15 to 25 kt in the afternoon. Seas 4 to 6 ft. .SAT NIGHT...W winds 20 to 30 kt. Seas 6 to 9 ft. .SUN...W winds 15 to 25 kt. Seas 7 to 10 ft. .SUN NIGHT...NW winds 10 to 20 kt. Seas 6 to 8 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... .TODAY...W winds 25 to 35 kt W of 70W, and SW 20 to 30 kt elsewhere. Seas 9 to 14 ft W of 70W, and 8 to 11 ft elsewhere. .TONIGHT...NW winds 10 to 20 kt. Seas 8 to 11 ft. .THU...N winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...N winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft. .SAT...SW winds less than 10 kt, increasing to 10 to 20 kt in the afternoon. Seas 4 to 6 ft. .SAT NIGHT...W winds 15 to 25 kt. Seas 6 to 9 ft. .SUN...W winds 15 to 25 kt. Seas 8 to 11 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 9 to 14 ft. Bahamas N of 22N .TODAY...W winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. .THU...N winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 ft. .SUN...N winds less than 10 kt. Seas 3 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SW winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...W of 70W, W winds 10 to 15 kt, shifting to NW after midnight. Elsewhere, S winds 10 to 15 kt. Seas 6 to 8 ft. .THU...W winds less than 10 kt, shifting to NW in the afternoon. Seas 6 to 8 ft. .THU NIGHT...W of 70W, N winds 10 to 15 kt. Elsewhere, NW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 6 to 7 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...N winds less than 10 kt. Seas 4 to 6 ft. .SUN...NW winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .TODAY...S winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...S winds less than 10 kt. Seas 3 to 5 ft. .THU...SW winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...N winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt, shifting to NE after midnight. Seas 4 to 6 ft. .SUN...NE winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...SE winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft. .THU...SE winds 10 to 15 kt. Seas 7 to 8 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...SE winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 6 to 7 ft. .FRI NIGHT...Variable winds less than 10 kt, becoming E less than 10 kt after midnight. Seas 5 to 7 ft. .SAT...E winds less than 10 kt. Seas 5 to 6 ft. .SAT NIGHT...E winds 10 kt. Seas 5 to 6 ft. .SUN...SE winds less than 10 kt. Seas 5 to 6 ft. .SUN NIGHT...Variable winds less than 10 kt. Seas 5 to 6 ft.