512 FZNT31 KNHC 252013 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 413 PM EDT Mon Mar 25 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...Fresh to strong E to SE winds persist this afternoon over the northwest Caribbean between high pressure north of the area and a trough extending from Haiti to Jamaica to northeast Nicaragua. Expect these fresh to strong E to SE winds and rough seas to persist over the northeast Caribbean through Tue, ahead of the next frontal system to enter the Gulf of Mexico. This next cold front will move through the Yucatan Channel and into the NW Caribbean Thu night then dissipate. Large N swell will reach the Atlantic Passages of the NE and E Caribbean late Tue and persist through early Thu before subsiding. Looking ahead, fresh to strong NE winds across the Windward Passage Fri into Sat as high pressure builds north of the region. NW Caribbean W of 85W .TONIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .TUE...SE winds 15 to 25 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft. .WED...SE winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...SE winds less than 10 kt, shifting to N in the afternoon. Seas 3 to 5 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...S of 18N, E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Elsewhere, E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 20 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. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 15 kt, shifting to E after midnight. Seas 3 to 5 ft. .THU...SE 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, shifting to N after midnight. Seas 2 ft or less, building to 3 to 4 ft after midnight. .FRI...N winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .TUE...SE winds less than 10 kt. Seas 3 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 ft. .WED...E winds less than 10 kt. Seas 3 ft. .WED NIGHT...E winds less than 10 kt. Seas 3 ft. .THU...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 ft. .THU NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .FRI...NE winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TONIGHT...NE winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .TUE...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...E winds less than 10 kt. Seas 2 ft or less. .WED...Variable winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...E winds less than 10 kt. Seas 2 ft or less. .THU...Variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .FRI...N winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...N winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .TONIGHT...NE winds 10 to 15 kt Gulf of Venezuela, and NE less than 10 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .TUE...E winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. 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 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .WED NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .THU...NW winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...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 4 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .SAT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT 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 .TONIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE...S winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...SW winds less than 10 kt. Seas 4 to 6 ft. .WED...SW winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .WED NIGHT...W winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .THU...W winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .THU NIGHT...W winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .FRI...W winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...NW winds less than 10 kt. Seas 4 to 6 ft. .SAT...N winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 4 to 6 ft. .TUE NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .WED...S winds less than 10 kt. Seas 4 to 6 ft. .WED NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .THU...S winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .FRI...S winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .SAT...Variable winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front extending from Bermuda to eastern Dominican Republic will move eastward and reach from 31N62W to W Hispaniola by this evening, then weaken considerably as it moves E-SE across the regional Atlantic E of 60W and adjacent NE Caribbean waters through Tue night. Associated low pressure NW of Bermuda will deepen today, then begin to move slowly SE and weaken, crossing into the area Atlantic waters Tue and gradually becoming stationary near 25N60W on Thu, then dissipating. Strong N to NE winds and large NE to N swell will continue to spread southward behind the front today before a narrow high pressure ridge builds southward into the Bahamas through Wed. Large NE swell will build southward, W of 70W, through late today and persist through Wed before gradually subsiding. Large NW to N swell will build southward across the waters E of 70W through Tue, then slowly subside Wed through Thu. Fresh to strong SE winds and large seas will persist across the far NE waters through Thu. Looking ahead, winds and seas will diminish across the region Fri into Sat as high pressure builds across the region. ATLC waters from 27N to 31N W of 77W .TONIGHT...E winds 10 to 15 kt. Seas 8 to 12 ft. .TUE...SE winds 10 to 15 kt. Seas 8 to 11 ft. .TUE NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 8 to 12 ft. .WED...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 8 to 11 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .THU...SW winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...N winds 15 to 25 kt. Seas 8 to 11 ft. .FRI...N winds 15 to 25 kt. Seas 8 to 12 ft. .FRI NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 8 to 11 ft. .SAT...N winds less than 10 kt, shifting to SW in the afternoon. Seas 6 to 9 ft. .SAT NIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 5 to 7 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...N winds 10 to 20 kt. Seas 11 to 16 ft. .TUE...N winds 10 to 15 kt W of 70W, and NW 15 to 25 kt elsewhere. Seas 12 to 17 ft. .TUE NIGHT...N winds 10 to 20 kt W of 70W, and NW 15 to 25 kt elsewhere. Seas 11 to 14 ft. .WED...N winds 10 to 20 kt W of 70W, and N 15 to 25 kt elsewhere. Seas 8 to 13 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU...N winds less than 10 kt, shifting to W in the afternoon. Seas 6 to 8 ft. .THU NIGHT...W winds 10 to 15 kt, increasing to 15 to 25 kt after midnight. Seas 7 to 10 ft. .FRI...NW winds 15 to 25 kt. Seas 9 to 14 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 10 to 15 ft. .SAT...NW winds 10 to 20 kt. Seas 9 to 14 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 8 to 11 ft. Bahamas N of 22N .TONIGHT...E winds 10 to 15 kt. 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, increasing to 10 to 15 kt after midnight. Seas 5 to 7 ft. .WED...E winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .THU...SW winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...NW winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...N winds 10 to 20 kt. Seas 4 to 6 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...E winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...NE winds 10 to 15 kt. Seas 8 to 11 ft. .TUE...N winds 10 to 15 kt. Seas 8 to 11 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 9 to 13 ft. .WED...NW winds 10 to 20 kt. Seas 9 to 13 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 8 to 11 ft. .THU...N winds 10 to 15 kt, shifting to NW in the afternoon. Seas 7 to 10 ft. .THU NIGHT...NW winds 10 kt. Seas 5 to 7 ft. .FRI...NW winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. .SAT...N winds 10 to 20 kt. Seas 8 to 12 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 8 to 12 ft. ATLC waters S of 22N W of 65W .TONIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .WED...N winds less than 10 kt. Seas 6 to 9 ft. .WED NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. .THU...NW winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...NW winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...S winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas 7 to 10 ft. .WED...W winds 10 to 15 kt. Seas 7 to 10 ft. .WED NIGHT...W winds 10 to 15 kt. Seas 7 to 9 ft. .THU...W winds 10 to 15 kt. Seas 7 to 9 ft. .THU NIGHT...W winds 10 to 15 kt. Seas 7 to 8 ft. .FRI...W winds 10 to 15 kt. Seas 6 to 7 ft. .FRI NIGHT...NW winds 10 to 15 kt. Seas 6 to 7 ft. .SAT...N winds 10 kt. Seas 5 to 7 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft.