000 FZNT31 KNHC 310824 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 424 AM EDT Tue Mar 31 2020 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..The pressure gradient will relax as winds and seas will diminish through the central Caribbean today. Still, some strong winds are expected off the Colombian coast through early Wed, and fresh winds will pulse this evening in the Gulf of Honduras. A cold front will pass through the Yucatan Chanel Wed evening, the stretch from near the Windward Passage to the Cayman Islands by early Fri, before stalling. NW Caribbean W of 85W .TODAY...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SE winds 10 to 15 kt, shifting to S in the afternoon. Seas 3 to 4 ft. .WED NIGHT...SE winds less than 10 kt. Seas 3 ft. .THU...SE winds less than 10 kt. Seas 3 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 15 kt S of 18N, and SE less than 10 kt elsewhere. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt S of 18N, and SW less than 10 kt elsewhere. Seas 3 to 5 ft. .WED...S winds less than 10 kt. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .WED NIGHT...S winds less than 10 kt, shifting to NE after midnight. Seas 3 to 4 ft. .THU...E winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .FRI...E winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 8 to 13 ft within 90 nm of coast of Colombia, and 7 to 10 ft elsewhere. .TONIGHT...E winds 15 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 6 to 8 ft. .WED...E winds 10 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 kt. Seas 3 to 5 ft. .THU...NE winds 10 kt. Seas 3 to 4 ft. .THU NIGHT...NE winds 10 kt. Seas 3 to 4 ft. .FRI...NE winds 10 kt. Seas 3 ft. .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 15 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 15 kt. Seas 7 to 10 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .WED...N winds less than 10 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .THU...N winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...N winds 10 to 15 kt, shifting to NE after midnight. 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. .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. Caribbean between 64W and 72W .TODAY...Gulf of Venezuela, E winds 20 to 25 kt, shifting to NE 10 to 20 kt in the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 15 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. 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. .FRI...E winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...NE winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 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...S winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...S winds less than 10 kt. Seas 5 to 7 ft. .SAT...S winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...S winds less than 10 kt. Seas 6 to 8 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .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. 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 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 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...This afternoon, low pressure will strengthen along the Georgia coast, forcing a cold front off the SE U.S. coast tonight, as the low tracks NE. This front will reach just N of the Leeward Islands by late Thu, before becoming stationary. Ahead of the front, SW gales will develop and seas will build tonight N of 28N and E of 78W, and expand eastward through Wed. NW gales are also forecast behind the front over the same area Wed and Wed night. ATLC waters from 27N to 31N W of 77W .TODAY...SW winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...SW winds 15 to 25 kt. Seas 4 to 6 ft, building to 6 to 9 ft after midnight. .WED...NW winds 20 to 30 kt. Seas 8 to 11 ft. .WED NIGHT...N winds 15 to 20 kt. Seas 7 to 10 ft. .THU...N winds 10 to 15 kt. Seas 7 to 10 ft. .THU NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...N winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 15 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 10 kt. Seas 8 to 13 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... .TODAY...W winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...SW winds 25 to 35 kt W of 70W, and SW 10 to 15 kt elsewhere. Seas 5 to 7 ft. .WED...W winds 20 to 30 kt W of 70W, and SW 20 to 30 kt elsewhere. W of 70W, seas 8 to 13 ft, building to 11 to 16 ft in the afternoon. Elsewhere, seas 6 to 9 ft, building to 10 to 15 ft in the afternoon. .WED NIGHT...NW winds 20 to 30 kt W of 70W, and W 20 to 30 kt elsewhere. Seas 10 to 15 ft W of 70W, and 13 to 18 ft elsewhere. .THU...NW winds 15 to 25 kt. Seas 10 to 15 ft. .THU NIGHT...NW winds 15 to 25 kt. Seas 8 to 13 ft. .FRI...NW winds 15 to 25 kt. Seas 8 to 13 ft. .FRI NIGHT...NW winds 15 to 25 kt. Seas 10 to 15 ft. .SAT...NW winds 15 to 25 kt. Seas 11 to 16 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 11 to 16 ft. Bahamas N of 22N .TODAY...S winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .TONIGHT...S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft after midnight. .WED...W winds 10 to 20 kt. Seas 3 to 4 ft. .WED NIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. .THU...N winds 10 to 15 kt, shifting to NE in the afternoon. Seas 3 to 5 ft. .THU NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .FRI...NE winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .SAT...NE winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 5 to 7 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SW winds 10 to 15 kt W of 70W, and SW less than 10 kt elsewhere. Seas 3 to 5 ft. .TONIGHT...S winds 10 to 15 kt W of 70W, and SW less than 10 kt elsewhere. Seas 3 to 5 ft. .WED...SW winds 15 to 25 kt. Seas 6 to 9 ft. .WED NIGHT...NW winds 10 to 20 kt W of 70W, and SW 15 to 25 kt elsewhere. Seas 6 to 9 ft. .THU...NW winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...NW winds 10 to 15 kt. Seas 7 to 10 ft. .FRI...NW winds 10 to 15 kt. Seas 7 to 10 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 8 to 11 ft. .SAT...NW winds 10 to 20 kt. Seas 8 to 12 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 8 to 13 ft. ATLC waters S of 22N W of 65W .TODAY...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .WED...S winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SW winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...N winds less than 10 kt. Seas 4 to 6 ft. .FRI...N winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...N winds less than 10 kt. Seas 5 to 7 ft. .SAT...N winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...N winds less than 10 kt. Seas 6 to 8 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...Variable winds less than 10 kt, becoming NE less than 10 kt after midnight. Seas 4 to 6 ft. .WED...S winds less than 10 kt. Seas 5 to 6 ft. .WED NIGHT...S winds less than 10 kt. Seas 5 to 6 ft. .THU...S winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...S winds 10 kt. Seas 5 to 7 ft. .FRI...SW winds 10 to 15 kt. Seas 7 to 10 ft. .FRI NIGHT...SW winds 10 to 15 kt. Seas 7 to 10 ft. .SAT...W winds 10 to 15 kt. Seas 8 to 10 ft. .SAT NIGHT...W winds 10 to 15 kt. Seas 8 to 10 ft.