000 FZNT31 KNHC 180806 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 406 AM EDT Thu Apr 18 2019 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...High pres NE of the area will support fresh to strong trade winds in the S central Caribbean the next several days. Fresh to strong winds will develop in the Gulf of Honduras today. A cold front will move into the NW Caribbean Fri night, then weaken and become stationary from central Cuba to the Gulf of Honduras Sat night. Fresh to locally strong northerly winds are expected in the wake of the front Fri night and Sat. NW Caribbean W of 85W .TODAY...SE winds 15 to 25 kt. Seas 4 to 6 ft. .TONIGHT...SE winds 15 to 25 kt. Seas 5 to 7 ft. .FRI...SE winds 15 to 25 kt. Seas 5 to 7 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...N 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 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON 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 20 kt. Seas 3 to 5 ft. .TONIGHT...E winds 15 to 25 kt S of 18N, and SE 10 to 15 kt elsewhere. Seas 4 to 6 ft. .FRI...SE winds 15 to 25 kt S of 18N, and SE 10 to 20 kt elsewhere. Seas 5 to 7 ft. .FRI NIGHT...SE 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 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...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. .TONIGHT...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 15 to 20 kt elsewhere. Seas 6 to 9 ft. .FRI...E winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .SAT...E winds 15 to 25 kt. Seas 6 to 9 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...NE winds 15 to 25 kt. Seas 6 to 9 ft. .MON...NE winds 15 to 25 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...N winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .MON...NE winds 15 to 25 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...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 6 to 8 ft. .FRI NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. 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 5 to 7 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...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 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 15 to 20 kt. Seas 5 to 6 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...NE winds 15 to 20 kt. Seas 6 to 8 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...NE 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. Seas 4 to 6 ft. .TONIGHT...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...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...NE winds 10 to 20 kt. Seas 6 to 8 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N ATLC including the Bahamas .SYNOPSIS...Winds and seas will increase over much of NW waters tonight and Fri ahead of a cold front expected to move off the Florida peninsula Fri night. The front will extend from 31N73W across the central Bahamas to Cuba Sat evening, and from 31N69W to the SE Bahamas Sun evening, then stall and dissipate by Mon night. Gale force southerly winds are expected ahead of the front N of 27N. Numerous showers and scattered strong thunderstorms will accompany the front. ATLC waters from 27N to 31N W of 77W ...GALE WARNING... .TODAY...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 15 to 25 kt. Seas 5 to 7 ft. .FRI...S winds 25 to 35 kt. Seas 7 to 10 ft, building to 8 to 13 ft in the afternoon. .FRI NIGHT...SW winds 25 to 35 kt. Seas 9 to 14 ft. .SAT...W winds 15 to 25 kt. Seas 8 to 13 ft, subsiding to 7 to 10 ft in the afternoon. .SAT NIGHT...W winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...NW winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...NW winds 10 to 15 kt, shifting to N after midnight. Seas 4 to 6 ft. .MON...NE winds 10 to 15 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...SE winds 15 to 25 kt. Seas 6 to 8 ft. .FRI NIGHT...SE winds 25 to 35 kt. W of 70W, seas 7 to 10 ft, building to 8 to 13 ft late. Elsewhere, seas 7 to 8 ft. .SAT...S winds 25 to 35 kt. Seas 8 to 13 ft. .SAT NIGHT...S winds 15 to 25 kt. Seas 8 to 13 ft. .SUN...SW winds 15 to 25 kt. Seas 8 to 11 ft. .SUN NIGHT...SW winds 10 to 20 kt, shifting to NE 10 to 15 kt after midnight. Seas 6 to 9 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Bahamas N of 22N .TODAY...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...SE winds 15 to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...S winds 15 to 25 kt. Seas 3 to 5 ft. .SAT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 15 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 5 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...SE winds 15 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...SE winds 15 to 20 kt. Seas 6 to 8 ft. .SAT...SE winds 15 to 25 kt. Seas 7 to 9 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...SE winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON...E winds 10 to 15 kt. Seas 6 to 7 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 6 to 7 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 20 kt. Seas 4 to 5 ft. .TONIGHT...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...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 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 20 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt. Seas 4 to 5 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 6 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 15 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 7 to 9 ft. .SUN...E winds 15 to 25 kt. Seas 7 to 9 ft. .SUN NIGHT...NE winds 15 to 20 kt. Seas 7 to 9 ft. .MON...NE winds 10 to 20 kt. Seas 7 to 8 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 7 to 9 ft.