000 FZNT31 KNHC 181412 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 912 AM EST Mon Nov 18 2024 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...The remnants of Sara, and associated convection, currently over the western Yucatan Peninsula will continue to shift away from the NW Caribbean today while dissipating. A weakening frontal boundary from the Anegada Passage to south of the Greater Antilles will gradually wash out today. Fresh to strong winds will pulse in the Lee of Cuba, Windward Passage and south of the Dominican Republic through at least tonight. Fresh to strong winds in the NW Caribbean will diminish by mid-week as the next cold front moves toward the area from the NW. The front is forecast to enter the NW Caribbean Wed night, reaching from central Cuba to near NE Nicaragua early Fri with increasing winds and building seas behind it. Meanwhile, seas of around 8 ft in northerly swell in the Atlantic passages will subside today. NW Caribbean W of 85W .TODAY...SE winds 15 to 25 kt. Seas 5 to 7 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...SE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .WED...S winds 10 to 15 kt, shifting to SW in the afternoon. Seas 3 to 5 ft. .WED NIGHT...N winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .THU...N winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...N winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 3 ft. .WED NIGHT...SE winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .THU...SE winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less, building to 3 to 4 ft after midnight. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...N 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, diminishing to less than 10 kt in the afternoon. Elsewhere, E winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .WED NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .THU...NE winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...NE winds less than 10 kt. Seas 3 ft. .FRI...N winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...N winds less than 10 kt. Seas 3 ft. SW Caribbean S of 11N .TODAY...Variable winds less than 10 kt, becoming NW less than 10 kt in the afternoon. Seas 2 ft or less. .TONIGHT...N winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. .TUE...Variable winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .WED...Variable winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .WED NIGHT...Variable winds less than 10 kt. Seas 3 ft. .THU...Variable winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .THU NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .FRI...Variable winds less than 10 kt, becoming NW less than 10 kt in the afternoon. Seas 2 ft or less. .FRI NIGHT...N winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. Caribbean between 64W and 72W .TODAY...NE winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .TONIGHT...NE winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .TUE...NE winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .TUE NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .WED...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 15 kt, shifting to E after midnight. Seas 3 to 4 ft. .THU...E winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 ft. .FRI...E winds less than 10 kt. Seas 3 ft. .FRI NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...SE winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .TUE...E winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .WED...E winds less than 10 kt. Seas 4 to 6 ft. .WED NIGHT...E winds less than 10 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. Seas 4 to 6 ft. .FRI...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .WED...E winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. 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 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A stationary front from 31N51W to 18N63W. Active convection will persist within 200 nm ahead of the front. Large seas are following the front and will continue through tonight. A reinforcing front or trough will clip the NE waters on Tue, with increasing winds and building seas. The next cold front may move off the SE United States late Wed night, with another round of increasing winds and building seas. This front may reach from near Bermuda to the central Bahamas by early Fri. ATLC waters from 27N to 31N W of 77W .TODAY...Variable winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...Variable winds less than 10 kt, becoming SW less than 10 kt after midnight. Seas 3 to 4 ft. .TUE...Variable winds less than 10 kt, becoming S 10 kt in the afternoon. Seas 3 ft. .TUE NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SW winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. .THU...NW winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...NW winds 15 to 20 kt. Seas 8 to 12 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 7 to 10 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...N winds less than 10 kt W of 70W, and NW 10 to 15 kt elsewhere. Seas 5 to 7 ft W of 70W, and 7 to 10 ft elsewhere. .TONIGHT...NW winds less than 10 kt W of 70W, and NW 10 to 15 kt elsewhere. Seas 4 to 6 ft W of 70W, and 6 to 9 ft elsewhere. .TUE...W winds less than 10 kt W of 70W, and NW 10 to 15 kt elsewhere. Seas 4 to 6 ft W of 70W, and 6 to 9 ft elsewhere. .TUE NIGHT...W winds less than 10 kt W of 70W, and NW 10 to 15 kt elsewhere. Seas 4 to 6 ft W of 70W, and 6 to 9 ft elsewhere. .WED...W winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. .THU...W winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...W winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...W winds 10 to 20 kt. Seas 8 to 13 ft. .FRI NIGHT...W winds 10 to 20 kt. Seas 8 to 12 ft. Bahamas N of 22N .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .TUE...E winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 3 ft. .WED...S winds less than 10 kt. Seas 3 ft. .WED NIGHT...S winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .THU...W winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .THU NIGHT...NW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .FRI...NW winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...NE winds 10 kt. Seas 5 to 7 ft. .TONIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .TUE...N winds less than 10 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .WED...Variable winds less than 10 kt. Seas 4 to 6 ft. .WED NIGHT...Variable winds less than 10 kt, becoming S less than 10 kt after midnight. Seas 4 to 6 ft. .THU...SW winds less than 10 kt. Seas 4 to 5 ft. .THU NIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .FRI...SW winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...W winds 10 to 15 kt. Seas 6 to 8 ft. ATLC waters S of 22N W of 65W .TODAY...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .TUE...NE winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .WED...E winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...E 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 4 ft. .FRI...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...N winds less than 10 kt. Seas 6 to 8 ft. .TONIGHT...NE winds less than 10 kt. Seas 6 to 7 ft. .TUE...NE winds less than 10 kt. Seas 6 to 7 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 6 to 7 ft. .WED...NE winds less than 10 kt. Seas 6 to 7 ft. .WED NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .THU...E winds less than 10 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 kt. Seas 5 to 6 ft. .FRI...SE winds 10 kt. Seas 5 to 6 ft. .FRI NIGHT...SE winds 10 kt. Seas 4 to 6 ft.