183 FZNT31 KNHC 031326 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 826 AM EST Wed Jan 3 2024 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 tight pressure gradient between high pressure centered N of the basin and lower pressure over South America will support fresh to strong winds off Colombia through the weekend. S winds will increase to fresh to strong in the NW Caribbean Fri night as a cold front passes north of the area. NW Caribbean W of 85W .TODAY...SE winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 ft. .THU...Variable winds less than 10 kt. Seas 3 ft. .THU NIGHT...NE winds less than 10 kt, shifting to E after midnight. Seas 2 ft or less, building to 3 ft after midnight. .FRI...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. Seas 3 to 5 ft. .THU...S of 18N, E winds 10 to 15 kt. Elsewhere, Variable winds less than 10 kt, becoming NE less than 10 kt in the afternoon. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .THU NIGHT...E winds 10 to 15 kt S of 18N, and NE less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 4 to 6 ft. .TONIGHT...E 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 15 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 4 to 6 ft. .THU NIGHT...E winds 20 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 15 kt. Seas 5 to 7 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 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 4 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 15 to 20 kt Gulf of Venezuela, and E 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 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 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 5 to 7 ft. .FRI NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. 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. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 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. 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 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front from 31NW to the SE Bahamas will move rapidly eastward, moving E of the area tonight. A broad area of strong winds and very rough seas prevail both ahead of and behind the front N of 27N and E of 70W, with gales behind the front N of 30N and E of 60W. These gales will spread E to 55W through the day. Another cold front will move off the Florida coast Wed night, extend from Bermuda to the NE Bahamas Thu night, then move over the SE waters for the end of the week. Strong winds and rough seas will again impact northern waters on both sides of this front. A third and stronger cold front will move into the waters off NE Florida this weekend. Gale force southerly winds are possible off NE Florida ahead of the front Sat. ATLC waters from 27N to 31N W of 77W ...GALE CONDITIONS POSSIBLE SAT... .TODAY...E winds less than 10 kt, shifting to S in the afternoon. Seas 4 to 6 ft. .TONIGHT...S winds 15 to 25 kt. Seas 5 to 7 ft. .THU...NW winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds 15 to 20 kt. Seas 5 to 6 ft. .SAT...S winds 25 to 35 kt. Seas 6 to 7 ft, building to 7 to 10 ft in the afternoon. .SAT NIGHT...W winds 15 to 25 kt. Seas 8 to 11 ft. .SUN...NW winds 10 to 15 kt. Seas 6 to 9 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...W of 70W, N winds 10 to 15 kt, shifting to NE in the afternoon. Elsewhere, NW winds 15 to 25 kt, diminishing to 10 to 15 kt in the afternoon. Seas 8 to 11 ft W of 70W, and 11 to 16 ft elsewhere. .TONIGHT...W of 70W, SE winds less than 10 kt, becoming S 10 to 20 kt after midnight,Seas 6 to 8 ft. Elsewhere, N winds less than 10 kt, shifting to S after midnight,Seas 8 to 13 ft, subsiding to 7 to 10 ft after midnight. .THU...W of 70W, SW winds 15 to 25 kt. Elsewhere, S winds 10 to 15 kt, shifting to SW 15 to 25 kt in the afternoon. Seas 6 to 9 ft. .THU NIGHT...NW winds 15 to 25 kt. Seas 8 to 11 ft. .FRI...NE winds 10 to 20 kt. Seas 8 to 11 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 7 to 10 ft. .SAT...SE winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...S winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...SW winds 10 to 20 kt. Seas 7 to 10 ft. .SUN NIGHT...NW winds 10 to 20 kt. Seas 6 to 9 ft. Bahamas N of 22N .TODAY...E winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .THU...W winds less than 10 kt. Seas 3 ft. .THU NIGHT...N winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .FRI...E winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...S winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .SUN...S winds less than 10 kt. Seas 3 to 4 ft in the morning, subsiding to 2 ft or less. .SUN NIGHT...NE winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...NE winds 10 to 15 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .THU...S winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...W winds 10 to 15 kt. Seas 5 to 6 ft. .FRI...N winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .SUN...S winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...S winds less than 10 kt, shifting to NE after midnight. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...SE winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds less than 10 kt, shifting to W 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...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .SUN...SE winds less than 10 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...S winds less than 10 kt. Seas 4 to 5 ft. .TONIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .THU...E winds 10 kt. Seas 5 to 7 ft. .THU NIGHT...SE winds 10 kt. Seas 6 to 7 ft. .FRI...S winds less than 10 kt. Seas 6 to 7 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 15 kt. Seas 7 to 10 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft.