000 FZNT31 KNHC 122121 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 521 PM EDT Thu Sep 12 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...High pressure north of the area will maintain moderate trades, that will at times pulse to fresh to strong in the south central Caribbean. A tropical wave will cross from the central Caribbean into the western Caribbean Fri morning, then exit into Central America Sun. Another tropical wave will enter the tropical N Atlantic and eastern Caribbean Fri night. A third and stronger tropical wave will approach the tropical N Atlantic and eastern Caribbean over the weekend into early next week, expected to bring widespread showers and thunderstorms, gusty winds and building seas. NW Caribbean W of 85W .TONIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .FRI...Variable winds less than 10 kt, becoming E less than 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 ft. .SAT...Variable winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft after midnight. .SUN...E winds less than 10 kt. Seas 3 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. .TUE...NE winds less than 10 kt. Seas 3 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .FRI...E winds 10 to 15 kt S of 18N, and Variable less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .FRI NIGHT...S of 18N, E winds 10 to 15 kt. Elsewhere, Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .SAT...E winds 10 to 20 kt S of 18N, and SE less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .TUE...NE winds less than 10 kt. Seas 3 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...NE 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 10 to 20 kt. Seas 4 to 6 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...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .TUE...NE winds less than 10 kt. Seas 3 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 ft. SW Caribbean S of 11N .TONIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .FRI...E winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .SAT...Variable winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .SUN...Variable winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. .MON...Variable winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .TUE...Variable winds less than 10 kt. Seas 3 ft. .TUE NIGHT...N winds less than 10 kt. Seas 2 ft or less. 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 3 to 4 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 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. 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. .FRI...E winds 10 to 15 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. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON...E winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...E winds 10 to 20 kt. Seas 7 to 10 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...SE 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, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Newly developed Potential Tropical Cyclone Nine near 23.7N 74.8W 1008 mb at 5 PM EDT is moving NW at 7 kt. Maximum sustained winds 25 kt gusts 35 kt. Potential Tropical Cyclone Nine will move to near 24.5N 76.0W Fri morning, to near 25.5N 77.2W Fri afternoon with maximum sustained winds 30 kt gusts to 40 kt, then intensify to a tropical cyclone near 26.5N 78.9W late Fri night with maximum sustained winds 40 kt gusts to 50 kt. Potential Tropical Cyclone Nine is forecast to reach near 27.5N 80.2W Sat afternoon and move inland to near 30.0N 82.0W on Sun afternoon and weaken. It is forecast to move back over water near 31.5N 80.0W by Tue afternoon. A strong tropical wave may approach the waters S of 22N early next week. ATLC waters from 27N to 31N W of 77W ...TROPICAL STORM WARNING... .TONIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 7 to 9 ft. .SAT...E winds 20 to 30 kt. Seas 6 to 9 ft. .SAT NIGHT...SE winds 20 to 30 kt. Seas 6 to 8 ft. .SUN...SE winds 15 to 25 kt. Seas 5 to 7 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .MON...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .MON NIGHT...S winds less than 10 kt. Seas 5 ft. .TUE...W winds less than 10 kt. Seas 5 ft. .TUE NIGHT...Variable winds less than 10 kt. Seas 5 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft W of 70W, and 4 ft elsewhere. .FRI NIGHT...E winds 10 to 20 kt W of 70W, and E 10 to 15 kt elsewhere. Seas 5 to 7 ft. .SAT...E winds 10 to 20 kt W of 70W, and E 10 to 15 kt elsewhere. Seas 5 to 6 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...SE winds 10 to 15 kt. Seas 6 to 7 ft. .MON...S winds less than 10 kt. Seas 5 to 6 ft. .MON NIGHT...S winds less than 10 kt. Seas 5 to 7 ft. .TUE...SW winds less than 10 kt. Seas 5 to 7 ft. .TUE NIGHT...W winds less than 10 kt. Seas 5 to 6 ft. Bahamas N of 22N ...TROPICAL STORM WARNING... .TONIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt, shifting to W 10 to 20 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .SUN...SE winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .MON...E winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .TUE...E winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .SUN...SE winds 10 kt. Seas 4 to 6 ft. .SUN NIGHT...SE winds 10 kt. Seas 5 to 6 ft. .MON...SE winds less than 10 kt. Seas 5 to 7 ft. .MON NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft. .TUE...SE winds less than 10 kt. Seas 6 to 9 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 7 to 10 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds less than 10 kt, shifting to SE after midnight. Seas 3 to 4 ft. .FRI...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 15 kt. Seas 7 to 10 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 7 to 10 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 10 kt. Seas 4 to 5 ft. .FRI...SE winds 10 to 15 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 5 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON...E winds 10 to 15 kt. Seas 7 to 10 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 8 to 11 ft. .TUE...E winds 10 to 15 kt. Seas 8 to 11 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 8 to 11 ft.