000 FZNT31 KNHC 012050 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 450 PM EDT Tue Sep 1 2020 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...Newly formed Tropical Storm Nana is near 16.8N 79.3W 1002 mb at 5 PM EDT moving W at 16 kt. Maximum sustained winds 45 kt gusts 55 kt. Nana will move to 17.1N 81.5W Wed morning, 17.3N 84.7W Wed afternoon, then strengthen to a hurricane near 17.2N 87.3W Thu morning. Nana will move inland and weaken to a tropical storm near 16.9N 89.4W Thu afternoon, then weaken further to a remnant low near 16.5N 91.7W Fri morning. Nana will dissipate Fri afternoon. NW Caribbean W of 85W ...TROPICAL STORM WARNING... .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .WED...TROPICAL STORM CONDITIONS EXPECTED. E winds 10 to 15 kt, becoming NE 40 to 50 kt in the afternoon. Seas 3 ft. .WED NIGHT...TROPICAL STORM CONDITIONS EXPECTED. E winds 50 to 60 kt. Seas 4 to 6 ft, building to 6 to 9 ft after midnight. .THU...TROPICAL STORM CONDITIONS EXPECTED. E winds 50 to 60 kt, diminishing to 25 to 35 kt in the afternoon. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt, shifting to NE in the afternoon. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. E winds 40 to 50 kt S of 18N, and E 25 to 35 kt elsewhere. Seas 4 to 6 ft. .WED...TROPICAL STORM CONDITIONS EXPECTED. E winds 45 to 55 kt S of 18N, and E 30 to 40 kt elsewhere. Seas 3 to 5 ft. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. S of 18N, E winds 35 to 45 kt. 10 to 20 kt after midnight. Elsewhere, E winds 30 to 40 kt. Seas 3 to 5 ft. .THU...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .WED...E winds less than 10 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .WED NIGHT...Within 90 nm of coast of Colombia, NE winds less than 10 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .THU...S winds less than 10 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 3 ft. .THU NIGHT...Within 90 nm of coast of Colombia, Variable winds less than 10 kt, becoming E less than 10 kt after midnight. Elsewhere, E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...Within 90 nm of coast of Colombia, SE winds less than 10 kt, shifting to E in the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TONIGHT...NW winds less than 10 kt. Seas 3 ft. .WED...Variable winds less than 10 kt. Seas 3 ft. .WED NIGHT...Variable winds less than 10 kt. Seas 3 ft. .THU...Variable winds less than 10 kt. Seas 3 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .FRI...Variable winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .SAT...S winds less than 10 kt, shifting to W in the afternoon. Seas 2 ft or less. .SAT NIGHT...N winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .SUN...NW winds less than 10 kt. Seas 3 ft. Caribbean between 64W and 72W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...NE winds less than 10 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 4 ft. .WED NIGHT...Gulf of Venezuela, NE winds 10 kt, shifting to S less than 10 kt after midnight. Elsewhere, E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. .THU...Gulf of Venezuela, Variable winds less than 10 kt, becoming SW less than 10 kt in the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .THU NIGHT...Gulf of Venezuela, Variable winds less than 10 kt, becoming E less than 10 kt after midnight. Elsewhere, E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .FRI...NE winds less than 10 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. .FRI NIGHT...E winds 10 to 20 kt. Gulf of Venezuela, seas 2 ft or less, building to 3 ft after midnight. Elsewhere, seas 3 to 5 ft. .SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 20 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 20 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 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 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 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 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. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A ridge extending from near Bermuda to the northern Bahamas will lift north tonight, while a westward moving trough approaching the Turks and Caicos Islands this evening passes through the southern Bahamas. The trough will move west of the area Thu, supporting fresh to locally strong winds off Hispaniola and the approaches to the Windwards Passage Wed night into Thu morning. The ridge will remain along 29N Thu and Fri, supporting moderate to fresh trades south of 27N. ATLC waters from 27N to 31N W of 77W .TONIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SW winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...S winds 10 kt. Seas 3 to 4 ft. .THU...S winds 10 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...S winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .SAT...SE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. .WED...S winds 10 to 15 kt. Seas 4 to 5 ft. .WED NIGHT...SE winds less than 10 kt. Seas 4 to 5 ft. .THU...S winds less than 10 kt. Seas 4 ft. .THU NIGHT...S winds less than 10 kt. Seas 4 ft. .FRI...S winds less than 10 kt. Seas 4 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .SAT...NE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SUN...E winds less than 10 kt. Seas 3 to 4 ft. Bahamas N of 22N .TONIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .WED...E winds 10 to 20 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 5 to 6 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 6 ft. .THU...E winds 10 to 20 kt. Seas 5 to 6 ft. .THU NIGHT...E winds 10 to 20 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 5 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 ft. .SUN...E winds 10 to 15 kt. Seas 4 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 5 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 5 ft. .SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft. .WED...E winds 10 to 20 kt. Seas 5 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 ft. .FRI...E winds 10 to 15 kt. Seas 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 ft. .SAT...E winds 10 to 15 kt. Seas 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 ft. .SUN...E winds 10 to 15 kt. Seas 5 ft.