000 FZNT31 KNHC 270830 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 430 AM EDT Sun Apr 27 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...High pressure north of the basin combined with the Colombian low will support pulsing fresh winds at night in the Windward Passage, south of Cuba, and offshore Colombia, with moderate trade winds elsewhere. By Monday evening, winds will pulse to strong south of Cuba and in the Windward Passage, as high pressure north of the area strengthens. NW Caribbean W of 85W .TODAY...E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 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. 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 3 to 5 ft. .THU NIGHT...E 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 4 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 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. Caribbean from 11N to 15N W of 72W .TODAY...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...NE winds 15 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 15 kt elsewhere. Seas 3 to 5 ft. .MON...E winds 15 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 15 kt elsewhere. Seas 3 to 5 ft. .MON NIGHT...NE winds 15 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 15 kt elsewhere. Seas 3 to 5 ft. .TUE...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 15 kt. Seas 4 to 5 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 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. SW Caribbean S of 11N .TODAY...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .TONIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .THU...NE winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .TONIGHT...NE winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .MON...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Gulf of Venezuela, seas 3 ft in the morning, subsiding to 2 ft or less. Elsewhere, seas 3 to 5 ft. .MON NIGHT...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. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 4 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. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .TUE...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .WED...E winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...Variable winds less than 10 kt, becoming NE less than 10 kt after midnight. Seas 3 to 5 ft. .THU...E winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds less than 10 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. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 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...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 less than 10 kt. Seas 3 to 5 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A stationary front extends along 31N east of 55W. Fresh east winds are associated with this feature. This front will drift eastward over the next couple days. Elsewhere, a weak surface trough along 68W extending from eastern Hispaniola to 31N will persist for the next few days. A cold front will move S of 31N tonight, reach from near 31N61W to 26N72W to Daytona Beach Florida Mon evening, then move to near 31N55W to the central Bahamas Tue evening before weakening. Moderate to fresh NNE to NE winds will follow the front. ATLC waters from 27N to 31N W of 77W .TODAY...S winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...NE winds less than 10 kt, shifting to E after midnight. Seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 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...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...Variable winds less than 10 kt, becoming NW less than 10 kt in the afternoon. Seas 4 to 6 ft. .TONIGHT...N winds 10 to 15 kt W of 70W, and N less than 10 kt elsewhere. Seas 4 to 5 ft. .MON...NE winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .WED...NE winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. Bahamas N of 22N .TODAY...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 20 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 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...NE winds 10 kt W of 70W, and Variable less than 10 kt elsewhere. Seas 4 to 5 ft. .TONIGHT...NE winds 10 to 15 kt W of 70W, and NE less than 10 kt elsewhere. Seas 4 to 5 ft. .MON...NE winds 10 to 15 kt W of 70W, and NE less than 10 kt elsewhere. Seas 4 to 5 ft. .MON NIGHT...NE winds 10 to 20 kt W of 70W, and NE 10 to 15 kt elsewhere. Seas 5 to 7 ft. .TUE...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .WED...NE winds 10 to 15 kt. Seas 6 to 8 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 7 ft. .THU...NE winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...E winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 5 to 7 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...E winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...SE winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...SE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds less than 10 kt. Seas 5 to 6 ft. .TUE...E winds less than 10 kt. Seas 5 to 6 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 4 to 5 ft. .WED...NE winds less than 10 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .THU...N winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft.