000 FZNT31 KNHC 141521 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1021 AM EST Mon Dec 14 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...Winds are diminishing this morning over most of the basin as high pressure weakens across the western Atlantic. By Wed, high pressure will begin to re- strengthen to the north, and strong nightly pulses will redevelop offshore of Colombia. A weakening cold front will move slowly SE across the Yucatan Channel and western Cuba Thu night through Fri. Strong high pressure north of the front will produce fresh to strong NE tradewinds across much of the area Fri. \Forecaster Christensen NW Caribbean W of 85W .TODAY...E winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...NE winds less than 10 kt. Seas 3 ft. .TUE...E winds less than 10 kt. Seas 3 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .WED...SE winds less than 10 kt. Seas 3 ft. .WED NIGHT...NE winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .THU...NE winds less than 10 kt. Seas 3 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI 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 E less than 10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 3 to 4 ft elsewhere. .TONIGHT...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 2 ft or less elsewhere. .TUE...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. S of 18N, seas 3 to 5 ft. Elsewhere, seas 3 ft in the morning, subsiding to 2 ft or less. .TUE NIGHT...S of 18N, E winds 10 to 15 kt,Seas 3 to 5 ft. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt after midnight,Seas 2 ft or less, building to 3 to 4 ft after midnight. .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...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...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. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 15 kt, shifting to N in the afternoon. Seas 5 to 7 ft. .TONIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...N winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt, shifting to N in the afternoon. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...NE winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 15 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 15 to 20 kt Gulf of Venezuela, and NE 10 to 15 kt elsewhere. 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 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .TUE...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 4 to 6 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 10 to 15 kt. Seas 4 to 6 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. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI 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...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .TUE...E winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds less than 10 kt, shifting to E after midnight. 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 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Strong S winds are ongoing N of 28N W of 77W this morning ahead of a cold front that will move off the Florida coast Mon evening. This front will drag across the waters north of 27N through Wed. Meanwhile, a deep layer trough will remain nearly stationary along about 57W-58W through Tue before drifting westward and weakening Tue night through Thu. The next cold front will move into the NW waters Wed night then slide slowly SE and reach from near Bermuda through the NW Bahamas to W Cuba Fri morning. ATLC waters from 27N to 31N W of 77W .TODAY...SW winds 20 to 25 kt. Seas 6 to 8 ft. .TONIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...NE winds 10 to 20 kt, shifting to S 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .TUE NIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 6 to 8 ft. .WED...SW winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .THU...NW winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NW winds 10 to 20 kt. Seas 5 to 6 ft. .FRI...N winds 15 kt. Seas 5 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...S winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...W of 70W, NW winds 10 to 20 kt, shifting to E 10 to 15 kt in the afternoon. Elsewhere, W winds less than 10 kt. Seas 6 to 8 ft. .TUE NIGHT...W of 70W, SE winds 10 to 15 kt, shifting to S after midnight. Elsewhere, NW winds less than 10 kt, shifting to NE after midnight. Seas 6 to 8 ft. .WED...S winds 10 to 15 kt. Seas 6 to 8 ft. .WED NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. .THU...SW winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...NW winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...N winds 15 to 20 kt. Seas 7 to 10 ft. Bahamas N of 22N .TODAY...SE winds less than 10 kt. Seas 3 ft. .TONIGHT...E winds less than 10 kt. Seas 3 ft. .TUE...E winds less than 10 kt. Seas 3 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .WED...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .WED NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .THU...S winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...N winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E winds 10 to 15 kt. Seas 6 to 8 ft. .TONIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .TUE...W of 70W, S winds less than 10 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .TUE NIGHT...SE winds less than 10 kt W of 70W, and NE 10 to 15 kt elsewhere. Seas 5 to 7 ft. .WED...E winds 10 to 15 kt. Seas 5 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU...SE winds 10 kt. Seas 5 to 6 ft. .THU NIGHT...NE winds less than 10 kt. Seas 4 to 5 ft. .FRI...W winds less than 10 kt, shifting to NW in the afternoon. Seas 4 to 6 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 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...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, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .THU NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .FRI...NE winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...NE winds 10 to 15 kt, shifting to NW in the afternoon. Seas 6 to 8 ft. .TONIGHT...W winds less than 10 kt. Seas 6 to 7 ft. .TUE...W winds less than 10 kt. Seas 6 to 7 ft. .TUE NIGHT...E winds less than 10 kt. Seas 6 to 7 ft. .WED...SE winds 10 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 kt. Seas 5 to 6 ft. .THU...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 kt. Seas 5 to 7 ft.