886 FZNT31 KNHC 291409 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 909 AM EST Sun Dec 29 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...High pressure over the western Atlantic is supporting fresh to strong NE winds across the Windward Passage and south of Hispaniola, and moderate to fresh trade winds across the central Caribbean. These winds and seas will diminish early this week. Looking ahead, winds and seas may increase across the central Caribbean by mid week as high pressure builds again north of the area. NW Caribbean W of 85W .TODAY...SE winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .MON...Variable winds less than 10 kt. Seas 3 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .TUE...E winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...E winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .WED...E winds 10 to 15 kt. Seas 3 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .THU...NE winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...S of 18N, E winds 10 to 15 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. S of 18N, seas 3 to 5 ft. Elsewhere, seas 3 to 4 ft in the morning, subsiding to 2 ft or less. .MON NIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. S of 18N, seas 3 to 5 ft. Elsewhere, seas 2 ft or less, building to 3 ft after midnight. .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...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...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. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...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...NE winds 10 to 20 kt. Seas 5 to 6 ft. SW Caribbean S of 11N .TODAY...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .MON...NE winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .TUE...N winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .WED NIGHT...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...NE winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .TONIGHT...NE winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .MON...E winds 10 to 15 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .MON NIGHT...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 4 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .WED...E winds 10 to 15 kt. Seas 4 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...N winds 10 to 15 kt. Seas 7 to 10 ft. .TONIGHT...N winds 10 to 15 kt. Seas 7 to 10 ft. .MON...NE winds less than 10 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...E winds less than 10 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...NE winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .MON...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Strong N winds and very rough seas will continue for NE waters, N of 21N and E of 65W, into tonight, as a low pressure E of the area slowly moves NE. Elsewhere E of 70W, associated large swell will prevail into Mon. Strong S winds will prevail offshore FL and N of The Bahamas until a cold front moves off the Florida coast on Mon. Ahead of this front, some thunderstorms are possible offshore NE Florida today and tonight. Strong southerly winds will redevelop Tue, ahead of another cold front that will move offshore Tue night. This front will reach a line from E of Bermuda to western Cuba by Thu morning. ATLC waters from 27N to 31N W of 77W .TODAY...S winds 15 to 25 kt. Seas 7 to 10 ft. .TONIGHT...SW winds 15 to 25 kt. Seas 6 to 9 ft. .MON...W winds 10 to 15 kt, shifting to NW in the afternoon. Seas 5 to 7 ft. .MON NIGHT...SE winds less than 10 kt, shifting to S after midnight. Seas 3 to 5 ft. .TUE...SW winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...W winds 15 to 25 kt. Seas 5 to 7 ft. .WED...NW winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. .THU...N winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...N winds 10 kt. Seas 4 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...E winds 10 to 15 kt. Seas 6 to 7 ft W of 70W, and 7 to 10 ft elsewhere. .TONIGHT...SE winds 10 to 15 kt. Seas 6 to 9 ft. .MON...S winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...W of 70W, SW winds less than 10 kt, shifting to S after midnight. Elsewhere, S winds less than 10 kt. Seas 5 to 7 ft. .TUE...S winds 10 to 15 kt. Seas 5 to 6 ft. .TUE NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. .WED...SW winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft. .THU...NW winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...N winds 10 kt. Seas 6 to 8 ft. Bahamas N of 22N .TODAY...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .MON...SE winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .TUE...SE winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft in the evening, subsiding to 2 ft or less. .WED...N winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...NE winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .THU...NE winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E winds 10 to 15 kt. Seas 7 to 10 ft. .TONIGHT...E winds 10 to 15 kt. Seas 7 to 10 ft. .MON...E winds 10 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 10 kt. Seas 6 to 8 ft. .TUE...E winds 10 kt. Seas 5 to 6 ft. .TUE NIGHT...SE winds 10 kt. Seas 4 to 6 ft. .WED...SE winds less than 10 kt. Seas 4 to 5 ft. .WED NIGHT...NE winds less than 10 kt. Seas 4 to 5 ft. .THU...N winds less than 10 kt. Seas 4 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON...E winds less than 10 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. 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 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. 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 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...N winds 10 to 20 kt. Seas 9 to 14 ft. .TONIGHT...N winds 10 to 15 kt. Seas 9 to 13 ft. .MON...NE winds 10 to 15 kt. Seas 8 to 11 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 7 to 9 ft. .TUE...NE winds 10 kt. Seas 6 to 8 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 6 to 7 ft. .WED...E winds 10 kt. Seas 6 to 7 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft. .THU...NE winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.