000 FZNT31 KNHC 281453 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 953 AM EST Thu Dec 28 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....Fresh to strong winds and locally rough seas over the far northwestern Caribbean and Yucatan Channel will diminish by early this afternoon as a cold front moves across the northwestern Caribbean. Scattered showers and thunderstorms north of 20N between 80W and 85W will shift eastward through this afternoon. A cold front will move across the Yucatan Channel tonight into Fri morning. Fresh to strong northeast winds and moderate to rough seas will follow the front as it reaches from central Cuba to the Gulf of Honduras late Fri, from the Windward Passage to eastern Honduras late Sat, then stall from south central Hispaniola to southeastern Nicaragua by late Sun and weaken. High pressure building north of the front will support fresh to strong winds pulsing off Colombia Sun night and Mon night with building seas. NW Caribbean W of 85W .TODAY...NW winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE 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 .TODAY...S winds less than 10 kt. Seas 2 ft or less. .TONIGHT...S of 18N, E winds less than 10 kt. Elsewhere, W to NW winds less than 10 kt. Seas 2 to 3 ft. .FRI...E winds less than 10 kt S of 18N, and N 10 to 15 kt elsewhere. Seas 2 to 3 ft. .FRI NIGHT...NE winds less than 10 kt S of 18N, and N 10 to 20 kt elsewhere. Seas 2 to 3 ft S of 18N, and 3 to 5 ft elsewhere. .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 .TODAY...Within 90 nm of coast of Colombia, E winds 10 to 15 kt. Elsewhere, E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...Within 90 nm of coast of Colombia, E winds 10 to 15 kt. Elsewhere, E winds 10 to 15 kt. 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...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 20 kt. Seas 4 to 6 ft. .MON...E 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 .TODAY...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 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...NE 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 .TODAY...NE winds 10 to 15 kt Gulf of Venezuela, and E less than 10 kt elsewhere. Seas 3 to 4 ft. .TONIGHT...NE winds 10 to 15 kt Gulf of Venezuela, and E less than 10 kt elsewhere. 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...NE to E winds less than 10 kt. 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...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...N winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...N winds less than 10 kt. Seas 3 to 5 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...NE winds 10 to 15 kt. 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. 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 .TODAY...NE winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...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 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 weak frontal boundary extends from 31N69W to the central Bahamas. The portion of the front north of 28N will drift eastward toward Bermuda through this afternoon. The southern portion will stall and weaken further, before being overtaken by a weak disturbance moving from the southeastern Gulf toward the northern and central Bahamas by this evening. Fresh to strong winds and building seas will follow a stronger front that will move off the northeast Florida coast overnight and overtake the disturbance in the northern Bahamas. This stronger front will reach from near 31N70W to central Cuba by late Fri, from near Bermuda to the Windward Passage by late Sat, and from 31N55W to north central Hispaniola by late Sun. The southern portion of the front south of 25N will stall into Mon, while the northern portion will continue to move east of the area. Looking ahead, another cold front may move off the northeast Florida coast Mon night into Tue. ATLC waters from 27N to 31N W of 77W .TODAY...NW winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...W 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 9 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 .TODAY...NW winds less than 10 kt W of 70W, and S 10 to 15 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...SW winds less than 10 kt W of 70W, and SW 10 to 15 kt elsewhere. 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 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...SW winds 10 to 15 kt. Seas 4 to 6 ft. Bahamas N of 22N .TODAY...S winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...NW winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...N winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...N winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...NE winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...Variable winds less than 10 kt, becoming S less than 10 kt in the afternoon. Seas 4 to 5 ft. .TONIGHT...W of 70W, S winds 10 to 15 kt. 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 of 70W, W winds less than 10 kt. Elsewhere, S winds 10 to 15 kt. Seas 4 to 5 ft. .SAT...SW to 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. .MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...N winds less than 10 kt. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...Variable winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 to 4 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 .TODAY...N winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...N winds 10 kt. Seas 4 to 6 ft. .FRI...NE winds 10 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 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 to 15 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.