643 FZNT31 KNHC 020317 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1017 PM EST Mon Feb 1 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...Fresh to strong N winds are over the NW Caribbean behind a cold front that extends from central Cuba SW to the western Gulf of Honduras. These winds will shift to the far SW Caribbean Tue evening, reaching near gale force speeds along Nicaragua offshore waters. Winds will start to diminish in the SW basin Wed morning as the front stalls from Hispaniola to Costa Rica before dissipating Wed night. Fresh to locally strong trade winds in the southern Caribbean will expand to the north-central basin and the Windward Passage Thu and prevail through Sat night. Otherwise, long-period N swell over the NE Caribbean passages and the Tropical N Atlantic will start to subside Tue. NW Caribbean W of 85W .TONIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .TUE...N winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .WED...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .WED NIGHT...NE winds less than 10 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, shifting to SE after midnight. Seas 3 ft. .FRI...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...N winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .WED...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 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. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...E winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 6 to 9 ft. .TUE...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .WED...NE winds 10 to 20 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 5 to 7 ft within 90 nm of coast of Colombia, and 6 to 9 ft elsewhere. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .THU...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. SW Caribbean S of 11N .TONIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft. .TUE...N winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .WED...N winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .THU...N 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 15 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. Caribbean between 64W and 72W .TONIGHT...Gulf of Venezuela, E winds 25 to 30 kt, diminishing to 15 to 25 kt after midnight. Elsewhere, E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .TUE...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .WED...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...E winds 10 to 20 kt. Seas 7 to 10 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...E winds 10 to 20 kt. Seas 7 to 10 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .WED...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A strong cold front extending from 31N72W SW to central Cuba will reach from 31N60W to the Windward Passage by Wed evening. The front then will stall before dissipating on Thu. Gale force southerly winds are ahead of this front and will shift eastward with the front through early Wed. Northerly long- period swell associated with the front will propagate through the forecast waters through mid-week, combining with residual swell from a former front. The swell will begin to subside as it becomes confined to the eastern section of the area Thu through Fri night. ATLC waters from 27N to 31N W of 77W .TONIGHT...NW winds 20 to 30 kt. Seas 9 to 12 ft. .TUE...NW winds 20 to 30 kt. Seas 8 to 13 ft. .TUE NIGHT...NW winds 20 to 25 kt. Seas 8 to 13 ft. .WED...NW winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .THU...N winds less than 10 kt, shifting to S in the afternoon. Seas 3 to 5 ft. .THU NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...SW winds 15 to 25 kt. Seas 5 to 7 ft. .FRI NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...Variable winds less than 10 kt, becoming SE less than 10 kt in the afternoon. Seas 4 to 6 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... .TONIGHT...SW winds 25 to 35 kt. Seas 10 to 15 ft. .TUE...W winds 20 to 30 kt W of 70W, and SW 25 to 35 kt elsewhere. W of 70W, seas 12 to 17 ft. Elsewhere, seas 12 to 17 ft, building to 15 to 18 ft in the afternoon. .TUE NIGHT...W winds 25 to 35 kt. Seas 12 to 17 ft W of 70W, and 15 to 19 ft elsewhere. .WED...W winds 20 to 30 kt W of 70W, and SW 20 to 30 kt elsewhere. Seas 11 to 16 ft. .WED NIGHT...W winds 10 to 20 kt. Seas 9 to 14 ft. .THU...NW winds 10 to 15 kt. Seas 7 to 10 ft. .THU NIGHT...W winds less than 10 kt. Seas 6 to 9 ft. .FRI...S winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...SW winds 10 to 15 kt, shifting to S in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. Bahamas N of 22N .TONIGHT...W winds 15 to 25 kt. Seas 5 to 7 ft. .TUE...W winds 15 to 25 kt. Seas 5 to 7 ft. .TUE NIGHT...NW winds 15 to 25 kt. Seas 5 to 7 ft. .WED...NW winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NW winds 10 to 15 kt, shifting to N after midnight. Seas 3 to 5 ft. .THU...E winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...E winds less than 10 kt, shifting to SE after midnight. Seas 3 to 4 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas ...GALE WARNING... .TONIGHT...S winds 15 to 25 kt. Seas 8 to 13 ft. .TUE...SW winds 25 to 35 kt. Seas 10 to 15 ft. .TUE NIGHT...W winds 25 to 35 kt W of 70W, and W 15 to 25 kt elsewhere. Seas 10 to 15 ft. .WED...W winds 10 to 20 kt. Seas 9 to 14 ft. .WED NIGHT...NW winds 10 to 15 kt. Seas 8 to 11 ft. .THU...N winds less than 10 kt. Seas 7 to 10 ft. .THU NIGHT...NE winds 10 kt. Seas 6 to 8 ft. .FRI...E winds 10 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .TONIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...SW winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas 6 to 8 ft. .WED...NW winds 10 to 15 kt, shifting to N in the afternoon. Seas 5 to 7 ft. .WED NIGHT...N winds less than 10 kt. Seas 5 to 7 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE 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. .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. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...SE winds 15 to 20 kt. Seas 8 to 10 ft. .TUE...SE winds 15 to 20 kt. Seas 8 to 9 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 7 to 9 ft. .WED...SE winds 10 to 20 kt. Seas 7 to 9 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 8 to 9 ft. .THU...SE winds 10 to 20 kt. Seas 8 to 9 ft. .THU NIGHT...E winds less than 10 kt. Seas 8 to 9 ft. .FRI...E winds 10 to 15 kt. Seas 7 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 7 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 7 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 7 to 8 ft.