000 FZNT31 KNHC 042139 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 439 PM EST Thu Jan 4 2018 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...A cold front has stalled from the Windward Passage SW across Jamaica to 15N78W to the Panama Canal and will gradually weaken through late Fri. Broad low pressure centered near 10N80W will remain nearly stationary and dissipate by Fri. Reinforcing cold air behind the front will support gale force N winds until this evening from offshore of SE Nicaragua to the northern coast of Panama, generating large seas in excess of 12 ft. Large NW swell will invade Atlc waters and Caribbean passages late Fri through this weekend and merge with E swell late Sat through Sun. NW Caribbean W of 85W .TONIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NE 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. Seas 6 to 9 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...N winds 10 to 20 kt. Seas 4 to 5 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...NE winds 15 to 25 kt S of 18N, and NE 10 to 20 kt elsewhere. Seas 6 to 8 ft S of 18N, and 4 to 6 ft elsewhere. .FRI...NE winds 15 to 25 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT...NE winds 15 to 25 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 6 to 8 ft. .SUN...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E 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 3 to 5 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING... .TONIGHT...S of 13N W of 80W N winds 25 to 35 kt early diminishing to 20 to 30 kt. Elsewhere E winds 10 to 20 kt within 90 nm of coast of Colombia, and N to NE 15 to 25 kt elsewhere. Seas 4 to 6 ft within 90 nm of coast of Colombia, and 7 to 10 ft elsewhere. .FRI...NE winds 15 to 25 kt. Seas 6 to 7 ft within 90 nm of coast of Colombia, and 7 to 10 ft elsewhere. .FRI NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N ...GALE WARNING... .TONIGHT...S of 11N W of 81W N winds 25 to 35 kt early. Otherwise N winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...N winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. .SAT...N winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 15 kt, shifting to SW in the afternoon. Seas 4 to 6 ft. .MON NIGHT...NW winds less than 10 kt, shifting to N after midnight. Seas 4 to 6 ft. .TUE...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .TUE NIGHT...N winds less than 10 kt. Seas 4 to 6 ft. Caribbean between 64W and 72W .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 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 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. .SUN...E winds 10 to 20 kt. Seas 8 to 11 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. .MON...E winds 15 to 25 kt. Seas 8 to 11 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. .TUE...E winds 10 to 20 kt. Seas 8 to 11 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. .SUN...E winds 10 to 20 kt. Seas 8 to 11 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. .MON...E winds 10 to 20 kt. Seas 8 to 11 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 8 to 11 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. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A large and very intense low pres system across the NW Atlc possesses an expansive area of gale force winds that extend southward to 31N between 64W and 75W early this evening. The low will continue to move NE and lift the gale force winds N of the local region overnight. Large NW will spread across the regional waters tonight through the weekend. A trailing cold front extends from 30N63W to the Windward Passage will drift SE across the local waters through late Fri then stall from near 31N55W to Hispaniola by Sat morning then meander through Mon. ATLC waters from 27N to 31N W of 77W .TONIGHT...NW winds 15 to 25 kt. Seas 10 to 15 ft, subsiding to 8 to 11 ft after midnight. .FRI...NW winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...N winds 10 to 15 kt. Seas 4 to 5 ft. .SAT NIGHT...N winds 10 to 15 kt, shifting to NE 15 to 25 kt after midnight. Seas 5 to 7 ft. .SUN...NE winds 15 to 25 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .MON...SE winds 15 to 25 kt. Seas 6 to 9 ft. .MON NIGHT...S winds 10 to 20 kt. Seas 6 to 9 ft. .TUE...NW winds 10 to 15 kt. Seas 6 to 7 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TONIGHT...W winds 15 to 25 kt. Seas 14 to 19 ft. .FRI...NW winds 10 to 20 kt W of 70W, and W 15 to 25 kt elsewhere. Seas 10 to 15 ft W of 70W, and 13 to 18 ft elsewhere. .FRI NIGHT...NW winds 10 to 15 kt. W of 70W, seas 8 to 13 ft, subsiding to 7 to 10 ft after midnight. Elsewhere, seas 11 to 16 ft. .SAT...N winds 10 to 15 kt. Seas 7 to 10 ft W of 70W, and 9 to 13 ft elsewhere. .SAT NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. .SUN...NE winds 15 to 25 kt. Seas 8 to 11 ft. .SUN NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .MON...E winds 15 to 25 kt. Seas 8 to 11 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...S winds 10 to 20 kt. Seas 7 to 8 ft. .TUE NIGHT...W winds 10 to 20 kt. Seas 6 to 7 ft. Bahamas N of 22N .TONIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...N winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...NE winds 15 to 25 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 4 to 6 ft. .SUN...NE winds 15 to 25 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...W winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...NW winds 10 to 15 kt. Seas 8 to 11 ft. .FRI...N winds 10 to 15 kt. Seas 8 to 12 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 7 to 10 ft W of 70W, and 10 to 12 ft elsewhere. .SAT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .SUN...NE winds 15 to 25 kt. Seas 8 to 11 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 10 to 11 ft. .MON...E winds 15 to 25 kt. Seas 9 to 11 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 8 to 10 ft. .TUE...S winds 10 to 20 kt. Seas 7 to 9 ft. .TUE NIGHT...SW winds 10 to 15 kt. Seas 7 to 8 ft. ATLC waters S of 22N W of 65W .TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NE 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 6 to 9 ft. .SUN...E winds 15 to 25 kt. Seas 7 to 10 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .MON...E winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .TUE...SE winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...SE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...SE winds 10 to 15 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .SAT...E winds 10 to 20 kt. Seas 10 to 11 ft. .SAT NIGHT...SE winds 15 to 20 kt. Seas 10 to 12 ft. .SUN...E winds 15 to 20 kt. Seas 9 to 11 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 9 to 12 ft. .MON...E winds 15 to 20 kt. Seas 10 to 12 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 9 to 11 ft. .TUE...E winds 15 to 20 kt. Seas 9 to 10 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 8 to 9 ft.