000 FZNT31 KNHC 041431 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1031 AM EDT Fri May 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...Fresh easterly winds will prevail in the eastern Caribbean and tropical N Atlantic through Sun night. An upper level disturbance N of Cuba interacting with a surface trough from Cuba to Colombia will produce widespread showers and embedded thunderstorms into Sat night over the north central Caribbean. Winds and seas will gradually subside Mon and Tue. NW Caribbean W of 85W .THIS AFTERNOON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...N winds less than 10 kt. Seas 3 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 ft. .MON...NE winds 10 to 15 kt, shifting to N in the afternoon. Seas 3 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to 5 ft elsewhere. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .THIS AFTERNOON...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 15 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 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .THIS AFTERNOON...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .SAT...N winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .SUN...N winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .MON...Variable winds less than 10 kt, becoming NW less than 10 kt in the afternoon. Seas 3 to 4 ft. .MON NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .TUE...NW winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .TONIGHT...E winds 10 to 20 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .SAT...E winds 10 to 20 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .SUN...E 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 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 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .THIS AFTERNOON...E winds 15 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 15 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 15 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .MON...E winds 15 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 15 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...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 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 6 to 8 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. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A surface trough extends N-NE from E Cuba to near 29N70W. The trough will drift westward and amplify today as it interacts with an upper level disturbance over the Bahamas near 23N75W. The trough will drift NW toward southern Florida this weekend. Widespread showers, embedded thunderstorms, strong SE winds and building seas are expected east of the trough axis through Sun night. A weak frontal boundary will move off NE Florida Sun evening. ATLC waters from 27N to 31N W of 77W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...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...SE winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...S winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. .MON...S winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds 10 to 15 kt, shifting to NW after midnight. Seas 6 to 8 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft W of 70W, and 5 to 7 ft elsewhere. .SAT...SE winds 15 to 20 kt W of 70W, and SE 10 to 20 kt elsewhere. Seas 6 to 9 ft. .SAT NIGHT...SE winds 15 to 20 kt W of 70W, and SE 10 to 20 kt elsewhere. Seas 6 to 8 ft. .SUN...SE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 6 to 8 ft. .MON...S winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...S winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...SE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft. Bahamas N of 22N .THIS AFTERNOON...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .MON...S winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...S winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .THIS AFTERNOON...E winds 15 to 25 kt. Seas 8 to 11 ft. .TONIGHT...SE winds 15 to 25 kt. Seas 8 to 11 ft. .SAT...SE winds 15 to 20 kt. Seas 8 to 11 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 7 to 9 ft. .SUN...SE winds 15 to 20 kt. Seas 7 to 9 ft. .SUN NIGHT...SE winds 15 to 20 kt. Seas 7 to 9 ft. .MON...SE winds 15 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...SE winds 10 to 20 kt. Seas 6 to 7 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 6 to 7 ft. ATLC waters S of 22N W of 65W .THIS AFTERNOON...SE winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .SAT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 15 to 25 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...SE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .THIS AFTERNOON...E winds 15 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 15 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 15 to 20 kt. Seas 7 to 9 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 7 to 8 ft. .MON...E winds 15 to 20 kt. Seas 7 to 8 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 7 to 8 ft. .TUE...E winds 15 to 20 kt. Seas 7 to 8 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft.