000 FZNT31 KNHC 080307 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1007 PM EST Thu Dec 7 2017 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 ATLC from 07N to 19N between 55W and 64W .SYNOPSIS...Large northerly swell will continue across the ATLC tropical waters and the eastern Caribbean passages through Sat night. A strong cold front will pass through the Yucatan Channel on Fri night, extend from Central Cuba to Honduras late Sat, reach from Eastern Cuba to Nicaragua on Sun, and stall from the Windward Passage to near Costa Rica by Mon. Strong to gale force winds northerly winds and building seas are expected behind the front, with minimal gale winds possible along the coast of Nicaragua on Sun night. NW Caribbean W of 85W .TONIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI...S winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...S winds less than 10 kt, becoming W 10 to 20 kt after midnight. Seas 4 to 6 ft. .SAT...NW winds 20 to 30 kt. Seas 7 to 10 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 8 to 11 ft. .SUN...N winds 10 to 20 kt. Seas 7 to 10 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .MON...N winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...N winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 10 to 20 kt S of 18N, and SE less than 10 kt elsewhere. Seas 4 to 6 ft. .FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...S of 18N, E winds 10 to 20 kt. Elsewhere, S winds 10 to 15 kt, shifting to W 15 to 25 kt in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SUN...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .MON...NE winds 15 to 25 kt. Seas 6 to 8 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...N winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W ...GALE CONDITIONS POSSIBLE... .TONIGHT...E winds 20 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 6 to 9 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 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...NE winds 10 to 20 kt increasing to 25 to 35 kt W of 82W. Seas 7 to 11 ft. .SUN NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .MON...NE winds 15 to 25 kt. Seas 8 to 11 ft. .MON NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .TUE...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. SW Caribbean S of 11N .TONIGHT...N winds less than 10 kt, shifting to SE after midnight. Seas 5 to 7 ft. .FRI...W winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. .SAT...W winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...N winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .MON...N winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...N winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...NW winds 10 to 20 kt. Seas 6 to 9 ft. Caribbean between 64W and 72W .TONIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .FRI...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .FRI NIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .SAT...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 15 kt, except 20 to 30 kt W part. Seas 5 to 8 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .TUE...SE winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 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. .FRI...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .SAT...E winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .TUE...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .SAT...E winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .SUN...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .MON...E winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...Large northerly swell will gradually subside across the Atlc waters E of 72W through Sat night. A stationary front will meander from 31N75W to 28N80W through Fri night, then move E again as a cold front to position from Bermuda to the Windward Passage on Sun, reach from 27N65W to Haiti on Mon night, and from 26N65W to Hispaniola on Tue night. ATLC waters from 27N to 31N W of 77W .TONIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...SW winds 10 to 20 kt. Seas 6 to 7 ft. .FRI NIGHT...SW winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...W winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 8 to 10 ft. .SUN...NW winds 15 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .MON...NW winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...W winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...W winds 20 to 25 kt. Seas 8 to 11 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TONIGHT...S winds 10 to 15 kt. Seas 6 to 7 ft. .FRI...S winds 10 to 20 kt. Seas 6 to 7 ft. .FRI NIGHT...S winds 15 to 25 kt W of 70W, and S 10 to 20 kt elsewhere. Seas 6 to 8 ft. .SAT...S winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...SW winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...NW winds 10 to 20 kt. Seas 7 to 10 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft. .MON...N winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...N winds 10 to 15 kt, shifting to NW after midnight. Seas 5 to 7 ft. .TUE...W winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...SW winds 15 to 25 kt. Seas 7 to 10 ft, building to 8 to 13 ft after midnight. Bahamas N of 22N .TONIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...N winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .MON...N winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...NW winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...W winds 10 to 20 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...SE winds 10 to 15 kt. Seas 7 to 9 ft. .FRI...SE winds 10 to 20 kt. Seas 7 to 9 ft. .FRI NIGHT...SE winds 15 to 20 kt. Seas 7 to 9 ft. .SAT...SE winds 10 to 20 kt. Seas 7 to 9 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...S winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 6 to 8 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .TUE NIGHT...NW winds less than 10 kt, shifting to W after midnight. Seas 6 to 8 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 10 to 20 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 8 ft. .SAT...SE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt, shifting to S in the afternoon. Seas 4 to 6 ft. .TUE NIGHT...SE winds less than 10 kt, shifting to W after midnight. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 15 to 20 kt. Seas 9 to 10 ft. .FRI...E winds 15 to 20 kt. Seas 9 to 10 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 9 to 10 ft. .SAT...E winds 15 to 20 kt. Seas 9 to 10 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 8 to 9 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 6 ft. .MON...E winds 10 kt. Seas 5 to 6 ft. .MON NIGHT...E winds 10 kt in the evening, becoming variable winds less than 10 kt. Seas 5 to 6 ft. .TUE...S winds less than 10 kt. Seas 5 to 6 ft. .TUE NIGHT...SE winds 10 kt. Seas 5 to 6 ft.