716 FZNT31 KNHC 030734 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 234 AM EST Sun Jan 3 2021 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...Strong winds will gradually decrease over the basin today, and gales will end off the coast of Colombia this morning, as the high pressure building south into the region weakens. Through the first half of the week, expect mainly moderate trades, with pulses of locally strong east winds N of Colombia tonight and Mon night. A weak cold front will cross the northwestern Caribbean early in the week. NW Caribbean W of 85W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .TUE...NE winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds less than 10 kt, shifting to E after midnight. Seas 3 to 4 ft. .WED...E winds less than 10 kt. Seas 3 to 4 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 2 ft or less. .THU NIGHT...E winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. Caribbean N of 15N between 72W and 85W .TODAY...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .TONIGHT...E winds 10 to 20 kt S of 18N, and NE less than 10 kt elsewhere. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .MON...E winds 10 to 15 kt S of 18N, and NE less than 10 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .MON NIGHT...NE winds 10 to 15 kt S of 18N, and NE less than 10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. .TUE...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt, shifting to E in the afternoon. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 25 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 9 to 14 ft. .TONIGHT...E winds 20 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 8 to 11 ft. .MON...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 7 to 10 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 20 kt. Seas 8 to 13 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...NE winds 10 to 15 kt, shifting to N in the afternoon. Seas 5 to 7 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED...N winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .THU...NE winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .TODAY...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .TONIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds less than 10 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 4 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...NE winds 10 to 20 kt. Seas 7 to 10 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON...NE winds 10 to 15 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. 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...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 10 to 20 kt. Seas 7 to 10 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .MON...E winds 10 to 15 kt. Seas 6 to 9 ft. .MON NIGHT...E 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...E 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 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...High pressure centered between Bermuda and Puerto Rico will continue to drift south and weaken today, allowing a cold front to move off the Florida coast by tonight. The weakening ridge will result in winds diminishing to moderate to locally fresh north of the Antilles, but strong S winds will develop N of 28N ahead of the cold front. These winds will progress E through early week as the front moves. A reinforcing cold front will move across the waters N of 27N Tue night followed by fresh to strong NW winds prevailing into Thu. ATLC waters from 27N to 31N W of 77W .TODAY...SW winds 15 to 25 kt. Seas 5 to 7 ft. .TONIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .MON...NW winds 10 to 15 kt. Seas 4 to 5 ft. .MON NIGHT...NW winds 10 to 15 kt. Seas 4 to 5 ft. .TUE...NW winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft. .WED...N winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...N winds 10 kt in the evening, becoming variable winds less than 10 kt. Seas 5 to 6 ft. .THU...Variable winds less than 10 kt, becoming SE less than 10 kt in the afternoon. Seas 4 to 6 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...SW winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. .MON...W winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft W of 70W, and 7 to 10 ft elsewhere. .TUE...W winds 10 to 15 kt. Seas 6 to 8 ft. .TUE NIGHT...W winds 15 to 25 kt. Seas 7 to 10 ft. .WED...NW winds 15 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...NW winds 10 to 15 kt. Seas 8 to 11 ft. .THU...NW winds 10 to 15 kt. Seas 7 to 10 ft. .THU NIGHT...W winds less than 10 kt. Seas 6 to 8 ft. Bahamas N of 22N .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. .MON...SW winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...N winds less than 10 kt. Seas 3 ft. .TUE...NW winds less than 10 kt. Seas 3 ft. .TUE NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .WED...NE winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .THU...E winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SE winds 10 to 15 kt W of 70W, and E less than 10 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .MON...S winds 10 to 15 kt W of 70W, and S less than 10 kt elsewhere. Seas 4 to 5 ft. .MON NIGHT...W of 70W, SW winds 10 to 15 kt. Elsewhere, SW winds less than 10 kt, shifting to S after midnight. Seas 4 to 5 ft. .TUE...SW winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft. .WED...NW winds 10 to 15 kt. Seas 6 to 8 ft. .WED NIGHT...N winds 10 kt. Seas 6 to 8 ft. .THU...NE winds 10 kt. Seas 6 to 7 ft. .THU NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 15 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .TUE...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .WED...Variable winds less than 10 kt, becoming N less than 10 kt in the afternoon. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .THU...E winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...NE winds 10 to 15 kt. Seas 7 to 10 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds less than 10 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds less than 10 kt. Seas 6 to 8 ft. .WED...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 6 to 8 ft. .WED NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .THU...E winds less than 10 kt. Seas 5 to 6 ft. .THU NIGHT...E winds 10 kt. Seas 6 ft.