000 FZNT31 KNHC 011942 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 242 PM EST Wed Jan 1 2025 Marine Weather HF Voice Broadcast for the Tropical N Atlantic from 07N to 19N W of 55W, the N Atlantic from 19N to 31N W of 55W including the 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 W of 55W .SYNOPSIS...Moderate to locally fresh E to NE winds will occur across the Caribbean today. Winds will increase tonight as a cold front moves southeastward through the Gulf of Mexico and high pressure prevails across the central Atlantic. The cold front will enter the northwestern basin by early Thu and stall before dissipating Fri. Fresh NE winds can be expected across the central and northwestern Caribbean tonight and across the eastern basin on Thu, with locally strong winds pulsing offshore of Colombia. Locally rough seas will be possible near strong winds. Looking ahead, fresh to strong NE winds and accompanying rough seas will occur across the northwestern and north-central Caribbean on Sat, ahead of a strong front moving through the western Atlantic and Gulf of Mexico. NW Caribbean W of 85W .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 15 kt, shifting to SE after midnight. Seas 4 to 6 ft. .MON...E winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...NE winds 15 to 25 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 5 to 7 ft. .FRI...E winds 15 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 15 kt, shifting to N in the afternoon. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 15 kt, shifting to N in the afternoon. Seas 5 to 7 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 15 kt, shifting to N 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, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .MON...E winds less than 10 kt, shifting to NW in the afternoon. Seas 6 to 8 ft. .MON NIGHT...N winds less than 10 kt. Seas 5 to 7 ft. Caribbean between 64W and 72W .TONIGHT...E winds 15 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 4 to 5 ft. .THU...NE winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .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...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...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...E winds less than 10 kt, shifting to NE after midnight. Seas 5 to 7 ft. .SUN...NE winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .MON...E winds 10 to 15 kt. Seas 6 to 9 ft. .MON 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 .TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .THU...NE winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 8 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 15 kt. Seas 6 to 8 ft. .MON...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Moderate to fresh W to NW winds will occur north of 28N and west of 60W through tonight in the wake of a cold front moving through the western Atlantic. Locally rough seas will accompany the wind. Elsewhere, moderate to fresh trades and moderate seas will prevail south of 20N through this weekend. Looking ahead, a strong cold front will move off the coast of the southeastern United States on Fri, supporting strong to near gale-force W to NW winds and rough to very rough seas across most areas north of 26N through Sun. ATLC waters from 27N to 31N W of 77W .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...N winds 10 kt. Seas 3 to 4 ft. .FRI...NW winds less than 10 kt, becoming W 10 to 20 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...NW winds 15 to 25 kt. Seas 5 to 7 ft, building to 7 to 10 ft after midnight. .SAT...NW winds 15 to 20 kt. Seas 8 to 11 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft. .SUN...N winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 5 to 7 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 4 to 5 ft. .MON...SW winds 15 to 25 kt. Seas 7 to 10 ft. .MON NIGHT...W winds 15 to 20 kt. Seas 7 to 10 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE CONDITIONS POSSIBLE... .TONIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft. .THU...NW winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...N winds 10 kt. Seas 5 to 7 ft. .FRI...W of 70W, NW winds less than 10 kt, becoming W 10 to 20 kt in the afternoon. Elsewhere, NW winds less than 10 kt. Seas 5 to 7 ft W of 70W, and 6 to 9 ft elsewhere. .FRI NIGHT...W winds 20 to 30 kt. Seas 7 to 10 ft. .SAT...NW winds 20 to 30 kt. Seas 10 to 15 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 12 to 17 ft. .SUN...NW winds 10 to 20 kt. Seas 10 to 15 ft. .SUN NIGHT...W winds 10 to 15 kt. Seas 8 to 11 ft. .MON...SW winds 10 to 15 kt, increasing to 15 to 25 kt in the afternoon. Seas 7 to 10 ft. .MON NIGHT...SW winds 15 to 25 kt. Seas 8 to 11 ft. Bahamas N of 22N .TONIGHT...N winds less than 10 kt, shifting to NE after midnight. Seas 3 ft. .THU...NE winds 10 to 15 kt. Seas 3 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...N winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...N 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 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...S winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...S winds less than 10 kt, shifting to SW after midnight. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .THU...NE winds 10 to 15 kt W of 70W, and NE less than 10 kt elsewhere. Seas 3 to 5 ft. .THU NIGHT...W of 70W, NE winds 10 to 15 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .FRI...W of 70W, NE winds 10 to 15 kt, shifting to N in the afternoon. Elsewhere, NE winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds less than 10 kt, shifting to NW after midnight. Seas 5 to 7 ft. .SAT...NW winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 8 to 11 ft. .SUN...N winds 10 to 15 kt. Seas 8 to 13 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 8 to 11 ft. .MON...S winds less than 10 kt. Seas 6 to 9 ft. .MON NIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 6 to 8 ft. ATLC waters S of 22N W of 65W .TONIGHT...NE 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 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt, shifting to E after midnight. Seas 4 to 6 ft. .SAT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...NE winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .MON...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft. .MON NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft. .THU...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...SE winds 10 to 15 kt, shifting to E in the afternoon. Seas 6 to 8 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 7 to 8 ft. .SUN...NE winds 10 to 15 kt. Seas 7 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 7 to 10 ft. .MON...NE winds 10 to 15 kt. Seas 8 to 10 ft. .MON NIGHT...E winds 10 kt. Seas 8 to 9 ft.