000 FZNT31 KNHC 020949 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 549 AM EDT Wed Sep 2 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...Tropical Storm Nana near 17.0N 82.7W 997 mb at 5 AM EDT moving W at 16 kt. Maximum sustained winds are 50 kt with gusts to 60 kt. Nana will move to 16.9N 85.0W this afternoon, strengthen to a hurricane near 16.8N 87.6W tonight before making landfall in Belize early Thu morning. Nana will move inland and weaken to a tropical storm near 16.5N 89.8W Thu afternoon, then weaken further at it continues inland through northern Guatemala, before eventually dissipating by early Sat over southern Mexico. Moderate to fresh trades will persist over the central Caribbean in the wake of Nana through Sun with gentle to moderate breezes elsewhere. NW Caribbean W of 85W ...HURRICANE WARNING... .TODAY...TROPICAL STORM CONDITIONS. N of 19N, NE to E winds 10 to 15 kt. Seas 2 to 4 ft building to 4 to 6 ft in E swell. S of 19N, NE winds 10 to 15 kt, becoming N 50 to 55 kt in the afternoon S of 19N. Seas 3 to 5 ft, building to 8 to 12 ft in the afternoon. .TONIGHT...HURRICANE CONDITIONS EXPECTED. S of 19N winds 55 to 65 kt. Seas 14 to 21 ft. N of 19N NE to E winds 15 to 25 kt. Seas 5 to 8 ft. .THU...TROPICAL STORM CONDITIONS EXPECTED. S of 19N, S winds 30 to 35 kt, becoming SE 15 to 20 kt in the afternoon. Seas 9 to 14 ft, subsiding to 5 to 7 ft in the afternoon. N of 19N, E to SE winds 15 to 25 kt, diminishing to 10 to 15 kt in the afternoon. Seas 7 to 10 ft in E swell, subsiding to 4 to 6 ft in the afternoon. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 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...NE winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W ...TROPICAL STORM WARNING... .TODAY...TROPICAL STORM CONDITIONS. E winds 45 to 55 kt S of 18N, and E 20 to 30 kt elsewhere. Seas 4 to 6 ft. .TONIGHT...S of 18N, E winds 20 to 30 kt, diminishing to 10 to 20 kt after midnight. Elsewhere, E winds 15 to 25 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .THU...E winds 10 to 20 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 3 to 5 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 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 .TODAY...E winds less than 10 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. .TONIGHT...Within 90 nm of coast of Colombia, E 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...Within 90 nm of coast of Colombia, E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, E winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...Within 90 nm of coast of Colombia, N winds less than 10 kt, shifting to E after midnight. Elsewhere, E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE winds less than 10 kt within 90 nm of coast of Colombia, and SE 10 to 15 kt elsewhere. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...SE 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 .TODAY...Variable winds less than 10 kt. Seas 3 ft. .TONIGHT...Variable winds less than 10 kt. Seas 3 ft. .THU...Variable winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .THU NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .FRI...S winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...NW winds less than 10 kt, shifting to SE after midnight. Seas 2 ft or less. .SAT...W winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less. .SUN...NW winds less than 10 kt. Seas 3 ft. Caribbean between 64W and 72W .TODAY...Gulf of Venezuela, E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. .TONIGHT...S winds less than 10 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 4 ft. .THU...Variable winds less than 10 kt Gulf of Venezuela, and SE 10 to 20 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .THU NIGHT...SE 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 5 ft elsewhere. .FRI...E 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 5 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 .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...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 20 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 .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...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 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 IS lifting northward ahead of a westward moving trough entering the southern Bahamas. The trough will move west of the area tonight into Thu, supporting fresh to locally strong winds off Hispaniola and the approaches to the Windward Passage tonight into Thu morning. The ridge will remain along 29N Thu and Fri, supporting moderate to fresh trades south of 22N. ATLC waters from 27N to 31N W of 77W .TODAY...S winds 10 to 15 kt. Seas 3 ft. .TONIGHT...S winds 10 to 15 kt. Seas 3 ft. .THU...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. 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...E winds less than 10 kt. Seas 3 to 4 ft. .SUN...NE winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...S winds 10 to 15 kt W of 70W, and S less than 10 kt elsewhere. Seas 3 to 5 ft. .TONIGHT...SE winds 10 to 15 kt W of 70W, and SE less than 10 kt elsewhere. Seas 3 to 5 ft. .THU...S winds 10 to 15 kt W of 70W, and S less than 10 kt elsewhere. Seas 4 to 5 ft. .THU NIGHT...S winds less than 10 kt. Seas 4 ft. .FRI...S winds less than 10 kt. Seas 4 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .SUN...E winds less than 10 kt. Seas 3 ft. Bahamas N of 22N .TODAY...E winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .THU...E winds 10 to 20 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...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 15 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...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 20 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...E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 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 6 ft. .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 5 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...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 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.