000 FZNT31 KNHC 122050 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 350 PM EST Wed Dec 12 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...Fresh to strong trade winds will prevail across the S-central Caribbean with nocturnal pulses to near gale force off the northwest coast of Colombia. These strong trades will expand north across the entire central Caribbean on Fri and Fri night. A stationary front extending southwest from the Windward Passage to the central Gulf of Honduras will dissipate late tonight leaving a remnant surface trough that will enter the Yucatan Peninsula Thu morning. Moderate to fresh winds with seas to 8 ft west of the front will subside tonight. A cold front will enter the northwest Caribbean on Fri afternoon, and dissipate over the NW Caribbean during the upcoming weekend. Fresh to strong winds are expected west of the front on Sat. Large north swell will reach the Leewards on Sat, and spread south through the northeast Caribbean passages during the upcoming weekend. NW Caribbean W of 85W .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...S winds 10 to 15 kt, shifting to SW in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...E winds less than 10 kt, becoming N 10 to 20 kt after midnight. Seas 4 to 6 ft. .SAT...NW winds 10 to 20 kt. Seas 5 to 7 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 5 to 7 ft. .MON...N winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...SE winds 10 to 20 kt. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .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. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...E winds 20 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 6 to 9 ft. .THU...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 6 to 9 ft. .THU NIGHT...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 7 to 10 ft. .FRI...E winds 15 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...E winds 15 to 25 kt. Seas 7 to 10 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .MON...NE winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .THU...NE winds 10 to 15 kt. Seas 6 to 9 ft. .THU NIGHT...NE winds 10 to 15 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 20 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .SUN...NE winds 10 to 20 kt. Seas 7 to 10 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 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. Caribbean between 64W and 72W .TONIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .THU...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .THU NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .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. .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 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 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 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 8 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft. .MON 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 .TONIGHT...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 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 8 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. .SUN...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N ATLC including the Bahamas .SYNOPSIS...A stationary front extends from 23N65W to the Windward Passage. The boundary will begin to drift back north on Thu and extend east to west along 25N on Fri. Fresh to strong winds will develop along this boundary as strong high pressure moves east across the northern waters ahead of the next cold front to enter the NW waters on Fri night. A strong pressure gradient between the front and the high pressure will support strong to near gale southerly return flow north of the Bahamas on Thu night and Fri. The front is expected to reach from 31N68W to the central Bahamas on Sun afternoon. ATLC waters from 27N to 31N W of 77W .TONIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 15 to 25 kt. Seas 5 to 7 ft. .FRI...SE winds 20 to 30 kt. Seas 8 to 11 ft. .FRI NIGHT...S winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...SW winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...W winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...W winds 15 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...W winds 15 to 20 kt. Seas 5 to 7 ft. .MON...NW winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NW winds 10 to 15 kt. Seas 4 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...NE winds less than 10 kt W of 70W, and N 10 to 15 kt elsewhere. Seas 6 to 9 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...SE winds 15 to 25 kt W of 70W, and E 10 to 20 kt elsewhere. Seas 6 to 9 ft. .FRI NIGHT...SE winds 15 to 25 kt. Seas 8 to 12 ft. .SAT...S winds 15 to 25 kt. Seas 8 to 12 ft. .SAT NIGHT...SW winds 10 to 20 kt. Seas 8 to 11 ft. .SUN...SW winds 10 to 20 kt. Seas 7 to 10 ft. .SUN NIGHT...W winds 10 to 20 kt. Seas 6 to 8 ft. .MON...W winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...NW winds 10 to 20 kt. Seas 6 to 8 ft. Bahamas N of 22N .TONIGHT...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...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...S winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds less than 10 kt. Seas 3 to 5 ft. .SUN...NW winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...NW winds less than 10 kt. Seas 3 to 4 ft. .MON...NW winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU...E winds 10 to 20 kt. Seas 6 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 15 to 20 kt. Seas 7 to 9 ft. .FRI NIGHT...SE winds 15 to 20 kt. Seas 7 to 9 ft. .SAT...SE winds 15 to 20 kt. Seas 7 to 9 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 7 to 9 ft. .SUN...S winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...S winds less than 10 kt, shifting to SW after midnight. Seas 5 to 7 ft. .MON...SW winds 10 to 15 kt. Seas 5 to 6 ft. .MON NIGHT...W winds 10 to 15 kt, shifting to NW after midnight. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...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 8 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...SE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...S winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft. .FRI...E winds 15 to 20 kt. Seas 7 to 8 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 7 to 8 ft. .SAT...E winds 15 to 20 kt. Seas 8 to 9 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 8 to 9 ft. .SUN...E winds 10 to 15 kt. Seas 8 to 9 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 7 to 8 ft. .MON...SE winds 10 to 15 kt. Seas 6 to 7 ft. .MON NIGHT...E winds 10 kt. Seas 5 to 6 ft.