341 FZNT31 KNHC 280344 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1044 PM 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 across the Yucatan Channel Thu night into Fri morning, reach from central Cuba to the Gulf of Honduras late Fri, then stalling from roughly the Windward Passage to northeast Nicaragua late Sat and Sun. Fresh to strong winds will follow the front over the western Caribbean Fri night through Sun, along with fresh to strong northeast winds in the Windward Passage Sat night and Sun. By late Mon, mostly moderate to fresh winds will be over the western Caribbean and fresh to strong winds near the coast of Colombia. NW Caribbean W of 85W .TONIGHT...SE winds less than 10 kt, shifting to S after midnight. Seas 2 ft or less, building to 3 ft after midnight. .THU...NW winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...N winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 5 to 7 ft. .SAT...N winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 6 to 9 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. .MON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .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...NE winds less than 10 kt. Seas 2 ft or less. .FRI...S of 18N, E winds less than 10 kt. Elsewhere, NW winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 ft or less. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 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. .MON...NE winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...NE 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...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 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 5 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. .MON...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. 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. Seas 3 to 4 ft. .SAT NIGHT...N winds less than 10 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 4 to 6 ft. .MON...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean between 64W and 72W .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...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...NE winds 10 to 15 kt Gulf of Venezuela, and E less than 10 kt elsewhere. 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. .MON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .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...N winds less than 10 kt. Seas 4 to 6 ft. .FRI...NE winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .SAT...E 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. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .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 10 to 15 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. .MON...E winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front extends from 31N72W to the central Bahamas and to 22N76W. The front will weaken as it lifts to the northeast through Bermuda, ahead of a second and stronger cold front that is expected to move off the northeast Florida coast late Thu night. That next front will reach from near 31N70W to eastern Cuba Fri night, and from near Bermuda to the Windward Passage by Sat night. The northern part of the front will continue to move east through Mon, but will stall from 25N55W to the Windward Passage. ATLC waters from 27N to 31N W of 77W .TONIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .THU...NW winds 10 to 15 kt, shifting to W in the afternoon. Seas 4 to 6 ft. .THU NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...W winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...W winds 15 to 20 kt. Seas 6 to 8 ft. .SAT...W winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...W winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...NW winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...W winds 10 kt. Seas 3 to 4 ft. .MON...W winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...SW winds 10 to 20 kt. Seas 6 to 8 ft. .THU...W of 70W, W winds 10 to 15 kt, shifting to NW in the afternoon. Elsewhere, S winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...W of 70W, NE winds less than 10 kt, shifting to S after midnight. Elsewhere, SW winds 10 to 15 kt. Seas 5 to 6 ft. .FRI...W of 70W, SW winds less than 10 kt, shifting to W in the afternoon. Elsewhere, SW winds less than 10 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 15 kt. Seas 7 to 10 ft. .SUN NIGHT...NW winds 10 to 15 kt. Seas 6 to 9 ft. .MON...W winds less than 10 kt. Seas 5 to 7 ft. .MON NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. Bahamas N of 22N .TONIGHT...Variable winds less than 10 kt. Seas 3 ft. .THU...S winds less than 10 kt, shifting to SW 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...NW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .SAT...N winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...N winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...N winds 10 to 15 kt, shifting to NE after midnight. Seas 3 to 4 ft. .MON...NE winds less than 10 kt. Seas 3 ft. .MON NIGHT...NW winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...SW 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...SW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 5 ft. .SAT...SW winds less than 10 kt, shifting to W in the afternoon. 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, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. .MON...NE winds 10 to 15 kt, shifting to N in the afternoon. Seas 4 to 6 ft. .MON NIGHT...N winds 10 kt. Seas 3 to 5 ft. ATLC waters S of 22N W of 65W .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...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT...SE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...N winds less than 10 kt. Seas 5 to 6 ft. .THU...N winds less than 10 kt. Seas 5 to 6 ft. .THU NIGHT...N winds 10 kt. Seas 5 to 6 ft. .FRI...NE winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 kt. Seas 4 to 5 ft. .SAT...E winds 10 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 kt. Seas 4 to 6 ft. .SUN...E winds 10 kt. Seas 4 to 5 ft. .SUN NIGHT...NE winds 10 kt. Seas 4 to 5 ft. .MON...NE winds 10 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 kt. Seas 4 to 5 ft.