000 FZNT31 KNHC 250321 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1121 PM EDT Sun Mar 24 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...A stationary front extending across eastern Cuba and into the NE coast of Nicaragua will drift E and dissipate from Hispaniola to NE Nicaragua on Mon. Northerly winds behind the front will veer to the SE on Mon and become fresh to strong over the western Caribbean late Mon through Tue, ahead of the next frontal system entering the Gulf of Mexico, and while Atlantic high pressure persists across the U.S. middle Atlantic coast. Large N swell will reach the Atlantic Passages of the NE and E Caribbean late Tue and persist through early Thu. Otherwise, winds and seas will remain well below normal through Thu. NW Caribbean W of 85W .OVERNIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .TUE...SE winds 15 to 25 kt. Seas 6 to 8 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .WED...SE winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 15 kt, shifting to N in the afternoon. Seas 3 to 5 ft. .THU NIGHT...N winds 15 to 25 kt. Seas 5 to 7 ft. .FRI...N winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. Caribbean N of 15N between 72W and 85W .OVERNIGHT...S of 18N, NE winds less than 10 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .MON...SE winds less than 10 kt S of 18N, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. .MON NIGHT...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 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...SE 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...S 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 20 kt after midnight. Seas 2 ft or less, building to 3 to 5 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. Caribbean from 11N to 15N W of 72W .OVERNIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .MON...Within 90 nm of coast of Colombia, NE winds 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, Variable winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 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 2 ft or less. .THU...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NE winds less than 10 kt. Seas 3 ft. .FRI...NE winds less than 10 kt. Seas 3 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. SW Caribbean S of 11N .OVERNIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .MON...NE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 ft. .MON NIGHT...E 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, becoming E less than 10 kt after midnight. Seas 2 ft or less. .WED...E winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...E winds less than 10 kt. Seas 2 ft or less. .THU...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NE winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .FRI...N winds less than 10 kt. Seas 3 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean between 64W and 72W .OVERNIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .MON...SE winds less than 10 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .MON NIGHT...NE winds 10 to 15 kt Gulf of Venezuela, and NE less than 10 kt elsewhere. Seas 3 to 4 ft. .TUE...NE winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .WED...NE winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .THU...N winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .FRI...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .OVERNIGHT...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...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 15 kt, shifting to S in the afternoon. Seas 4 to 6 ft. .TUE NIGHT...S winds less than 10 kt. Seas 4 to 6 ft. .WED...SW winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...W winds less than 10 kt. 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. Seas 5 to 7 ft. .FRI...W winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .FRI NIGHT...W winds 10 to 15 kt, shifting to NW after midnight. Seas 5 to 7 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .OVERNIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...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. Seas 3 to 5 ft. .WED...SE winds less than 10 kt. Seas 3 to 5 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 5 to 7 ft. .FRI...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 5 to 7 ft. .FRI 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 extends from 31N65W to 24N69W then southwestward across eastern Cuba. The front will move eastward and reach from 31N63W to NW Hispaniola by Mon afternoon, then weaken considerably as it moves E-SE across the regional Atlantic and adjacent NE Caribbean waters through Tue night. Associated low pressure NW of Bermuda will deepen overnight and Mon, then begin to move slowly S-SE and weaken, crossing into the area Atlantic waters Tue and gradually becoming stationary near 26N61W on Thu. Strong to near gale-force NE winds and large NE to N swell will spread in behind the front tonight before a narrow high pressure ridge builds southward into the Bahamas Mon night through Wed. Large NE swell will build southward, W of 70W, tonight through Mon and persist through Wed before gradually subsiding. Large NW to N swell will build southward across the waters E of 70W overnight through Tue, then slowly subside Tue night through Thu. Fresh to strong SE winds and large seas will persist across the far NE waters through Thu. ATLC waters from 27N to 31N W of 77W .OVERNIGHT...NE winds 20 to 25 kt. Seas 11 to 14 ft. .MON...E winds 15 to 20 kt. Seas 10 to 14 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 9 to 12 ft. .TUE...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 8 to 12 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 9 to 12 ft. .WED...SE winds less than 10 kt. Seas 7 to 10 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...NW winds 15 to 25 kt. Seas 8 to 11 ft. .FRI...N winds 15 to 25 kt. Seas 9 to 14 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 8 to 13 ft. ATLC waters from 27N to 31N between 65W and 77W .OVERNIGHT...N winds 15 to 25 kt W of 70W, and W 10 to 20 kt elsewhere. Seas 10 to 15 ft W of 70W, and 9 to 14 ft elsewhere. .MON...N winds 15 to 25 kt W of 70W, and NW 10 to 20 kt elsewhere. Seas 11 to 16 ft. .MON NIGHT...N winds 10 to 20 kt W of 70W, and NW 15 to 25 kt elsewhere. Seas 12 to 17 ft. .TUE...N winds 10 to 20 kt W of 70W, and NW 15 to 25 kt elsewhere. Seas 12 to 17 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 10 to 15 ft. .WED...N winds 10 to 20 kt. Seas 8 to 12 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 7 to 10 ft. .THU...NE winds less than 10 kt, shifting to SW in the afternoon. Seas 6 to 9 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 15 to 25 kt. Seas 11 to 16 ft. Bahamas N of 22N .OVERNIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...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 5 to 7 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...SE winds less than 10 kt, shifting to SW in the afternoon. Seas 4 to 6 ft. .THU NIGHT...NW winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...N winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .OVERNIGHT...NW winds 10 to 15 kt. Seas 7 to 10 ft. .MON...N winds 10 to 15 kt. Seas 8 to 11 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 8 to 11 ft. .TUE...N winds 10 to 15 kt. Seas 9 to 13 ft. .TUE NIGHT...NW winds 10 to 20 kt. Seas 10 to 13 ft. .WED...N winds 10 to 20 kt. Seas 9 to 12 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 8 to 11 ft. .THU...N winds 10 to 15 kt. Seas 7 to 10 ft. .THU NIGHT...NW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 6 to 8 ft. .FRI...NW winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 8 to 11 ft. ATLC waters S of 22N W of 65W .OVERNIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft. .MON...N winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...N winds less than 10 kt. Seas 6 to 8 ft. .TUE NIGHT...N winds less than 10 kt. Seas 6 to 8 ft. .WED...N winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 6 to 9 ft. .WED NIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft. .THU...NW winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...NW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. 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 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .OVERNIGHT...SE winds 10 to 15 kt. Seas 7 ft. .MON...SE winds 10 to 15 kt. Seas 6 to 7 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...SW winds 10 to 15 kt. Seas 6 to 8 ft. .TUE NIGHT...W winds less than 10 kt. Seas 6 to 9 ft. .WED...W winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 7 to 9 ft. .WED NIGHT...W winds 10 to 15 kt. Seas 8 to 10 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 8 ft. .FRI NIGHT...NW winds 10 to 15 kt. Seas 6 to 8 ft.