250 FZNT31 KNHC 270846 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 346 AM EST Wed Dec 27 2023 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...Gentle to moderate winds and slight to moderate seas will persist across the basin into Thu. A cold front will move through the Yucatan Channel Thu night into Fri morning, reach from central Cuba to the Gulf of Honduras late Fri, the Windward Passage to northeast Nicaragua late Sat, and the Dominican Republic to southern Nicaragua by late sun. Fresh to strong winds will follow the front over the western Caribbean Fri night through Sun, along with fresh to strong NE winds over the Windward Passage Sat night and Sun. NW Caribbean W of 85W .TODAY...SE winds less than 10 kt. Seas 2 ft or less. .TONIGHT...S winds less than 10 kt. Seas 2 ft or less. .THU...N winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...N winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...N winds 15 to 25 kt. Seas 5 to 7 ft, building to 7 to 10 ft in the afternoon. .SAT NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. .SUN...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .TONIGHT...SE winds less than 10 kt. Seas 2 ft or less. .THU...S winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...S of 18N, E winds less than 10 kt. Elsewhere, NW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .FRI...NE winds less than 10 kt. Seas 3 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 15 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .THU...Within 90 nm of coast of Colombia, E winds 10 to 15 kt. Elsewhere, E 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 4 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .TONIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .THU...NE winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .FRI...NE winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .SAT...NE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .SUN...NE winds less than 10 kt, shifting to N in the afternoon. Seas 3 to 4 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean between 64W and 72W .TODAY...NE winds 10 to 15 kt Gulf of Venezuela, and E less than 10 kt elsewhere. Seas 3 to 4 ft. .TONIGHT...Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, NE winds 10 to 15 kt, shifting to E after midnight. Seas 3 to 4 ft. .THU...NE winds 10 to 15 kt Gulf of Venezuela, and E less than 10 kt elsewhere. Seas 3 to 4 ft. .THU NIGHT...Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .FRI...E winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds less than 10 kt, shifting to NE in the afternoon. Seas 3 to 4 ft. .SUN NIGHT...NE 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...Variable winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...N winds less than 10 kt. Seas 4 to 6 ft. .THU...N winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .FRI...NE winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .SAT...NE winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SUN...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .THU...E winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .FRI...NE winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...NE winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...NE winds less than 10 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front reaches from South Carolina to the northern Bahamas to central Cuba. The front will weaken as it lifts to the northeast through Bermuda, ahead of a second reinforcing front expected to move off the northeast Florida coast Fri night. That front will reach from near Bermuda to the Windward Passage Fri night, from 31N60W to Haiti by late Sat, and from 29N58W to the central Dominican Republic by late Sun. ATLC waters from 27N to 31N W of 77W .TODAY...W winds 10 to 15 kt. Seas 6 to 8 ft. .TONIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .THU...NW winds 10 to 15 kt, shifting to SW in the afternoon. Seas 4 to 6 ft. .THU NIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...W winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...W winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...W winds 15 to 25 kt. Seas 6 to 8 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...NW winds 10 kt. Seas 4 to 6 ft. .SUN NIGHT...W winds 10 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...SE winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft. .THU...NW winds less than 10 kt W of 70W, and S 10 to 15 kt elsewhere. Seas 5 to 6 ft. .THU NIGHT...W of 70W, NE winds less than 10 kt, shifting to S after midnight. Elsewhere, SW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .FRI...W winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...W winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...W winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...W winds 10 to 20 kt. Seas 7 to 10 ft. .SUN...NW winds 10 to 20 kt. Seas 7 to 10 ft. .SUN NIGHT...NW winds 10 to 15 kt. Seas 6 to 9 ft. Bahamas N of 22N .TODAY...NW winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .THU...Variable winds less than 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 2 ft or less. .THU NIGHT...SE winds 10 to 15 kt, shifting to W after midnight. Seas 3 ft. .FRI...NW winds less than 10 kt. Seas 3 ft. .FRI NIGHT...N winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .SAT...NW winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...N winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...W of 70W, S winds 10 to 15 kt, shifting to SW in the afternoon. Elsewhere, E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 5 to 6 ft. .TONIGHT...SE winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 5 to 6 ft. .THU...SW winds less than 10 kt. Seas 4 to 5 ft. .THU NIGHT...W of 70W, SW winds less than 10 kt, shifting to S after midnight. Elsewhere, S winds less than 10 kt. Seas 4 to 5 ft. .FRI...SW winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...W winds less than 10 kt. Seas 4 to 6 ft. .SAT...W winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...N winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .TODAY...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. .THU...Variable winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .FRI...S winds less than 10 kt. 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 to 4 ft. .SAT NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .SUN...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...Variable winds less than 10 kt, becoming N less than 10 kt in the afternoon. Seas 5 to 7 ft. .TONIGHT...N winds less than 10 kt. Seas 5 to 6 ft. .THU...N winds 10 kt. Seas 5 to 6 ft. .THU NIGHT...N winds 10 kt. Seas 5 ft. .FRI...NE winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 4 to 5 ft. .FRI NIGHT...NE winds 10 kt. Seas 4 to 6 ft. .SAT...E winds 10 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SUN...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 4 to 5 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.