000 FZNT31 KNHC 080740 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 340 AM EDT Tue Oct 8 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 Atlantic from 07N to 19N between 55W and 64W .SYNOPSIS...A tropical wave entering the western Caribbean near 77W will cross the basin today and tonight, then enter Central America Wed. Another tropical wave has entered the eastern Caribbean. This wave will move south of the Greater Antilles Wed and Thu. Winds over the S central Caribbean will be locally strong through Wed. Otherwise, moderate to fresh trades will generally prevail across much of the region for the next several days. Large N swell east of the Leeward and Windward Islands today and tonight, then seas will gradually subside for the latter half of the week. NW Caribbean W of 85W .TODAY...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 2 ft or less, building to 3 ft in the afternoon. .TONIGHT...SE winds less than 10 kt. Seas 3 ft. .WED...SE winds less than 10 kt. Seas 3 ft. .WED NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .THU...E winds less than 10 kt. Seas 3 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...E winds less than 10 kt. Seas 3 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 ft. .SAT...NE winds less than 10 kt. Seas 3 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W .TODAY...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 3 to 4 ft elsewhere. .WED...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. .WED NIGHT...S of 18N, E winds 10 to 20 kt,Seas 4 to 6 ft. Elsewhere, E winds less than 10 kt, shifting to NE after midnight,Seas 2 ft or less, building to 3 ft after midnight. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TODAY...Variable winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .WED...W winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...Variable winds less than 10 kt. Seas 3 ft. .THU...SW winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .SAT...Variable winds less than 10 kt. Seas 3 ft. .SAT NIGHT...Variable winds less than 10 kt, becoming SW less than 10 kt after midnight. Seas 3 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .WED...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 15 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .WED...E winds 10 to 15 kt. Seas 6 to 8 ft. .WED NIGHT...E winds less than 10 kt. Seas 6 to 8 ft. .THU...E winds less than 10 kt. Seas 5 to 7 ft. .THU NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .FRI...SE winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SAT...SE winds less than 10 kt. Seas 3 to 5 ft. .SAT 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 .TODAY...E winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED...E winds 10 to 15 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .THU NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .FRI...E winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A weakening stationary front extends across the northern waters from 26N65W to 30N73W. North of the front, strong winds will prevail along with very rough seas and scattered showers and thunderstorms today. As the front dissipates by tonight, winds and seas will diminish as the pressure gradient relaxes. A surface trough over the NW Bahamas and S Florida extends SW into the SE Gulf of Mexico this morning. This trough will lift northeast and may organize into low pressure north of the Bahamas tonight or Tue, before moving north and east away from the area. If the low forms, some locally fresh to strong winds may reside near Tue into Wed, and there is a low chance of tropical cyclone formation with this low until it merges with the subsequently depicted cold front. A cold front will move off the SE U.S. coast tonight and approach the NW Bahamas on Wed. It should then stall and weaken over the Bahamas for the latter half of the week. ATLC waters from 27N to 31N W of 77W .TODAY...E winds 10 to 20 kt. Seas 7 to 9 ft. .TONIGHT...W winds 10 to 15 kt, shifting to NE after midnight. Seas 6 to 8 ft. .WED...N winds 10 to 15 kt. Seas 6 to 8 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...NE winds 10 to 15 kt. Seas 7 to 10 ft. .FRI NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 8 to 11 ft. .SAT...N winds less than 10 kt. Seas 8 to 11 ft. .SAT NIGHT...N winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 8 to 10 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...S winds 10 to 20 kt. Seas 7 to 10 ft. .TONIGHT...S winds 10 to 15 kt. Seas 6 to 9 ft. .WED...SW winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...SW winds less than 10 kt. Seas 5 to 7 ft. .THU...NW winds less than 10 kt. Seas 6 to 8 ft. .THU NIGHT...NW winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...N winds 10 to 15 kt. Seas 7 to 10 ft. .FRI NIGHT...NW winds 10 kt. Seas 8 to 11 ft. .SAT...NW winds less than 10 kt. Seas 8 to 11 ft. .SAT NIGHT...NW winds less than 10 kt. Seas 8 to 11 ft. Bahamas N of 22N .TODAY...S winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .WED...SE winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .THU...E winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .FRI...NE winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .SAT...NE winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SE winds 10 kt. Seas 6 to 8 ft. .TONIGHT...SE winds 10 kt. Seas 6 to 8 ft. .WED...SE winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...Variable winds less than 10 kt. Seas 5 to 6 ft. .THU...Variable winds less than 10 kt. Seas 5 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 4 to 6 ft. .FRI...Variable winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 6 to 8 ft. .SAT...Variable winds less than 10 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds less than 10 kt. Seas 6 to 8 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .FRI...E winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .SAT...E winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt. Seas 8 to 9 ft. .TONIGHT...E winds less than 10 kt. Seas 7 to 8 ft. .WED...E winds less than 10 kt. Seas 7 to 8 ft. .WED NIGHT...Variable winds less than 10 kt. Seas 6 to 8 ft. .THU...Variable winds less than 10 kt. Seas 6 to 8 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 6 to 7 ft. .FRI...Variable winds less than 10 kt. Seas 5 to 6 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 4 to 5 ft. .SAT...SE winds less than 10 kt. Seas 4 to 5 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 4 to 5 ft.