000 FZNT31 KNHC 270909 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 509 AM EDT Tue Oct 27 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 Zeta near 21.0N 88.4W 984 mb at 5 AM EDT moving NW at 12 kt. Maximum sustained winds 60 kt gusts 75 kt. Zeta will strengthen to a hurricane near 22.3N 90.1W this afternoon, then move to 24.4N 91.5W Wed morning. Hurricane Zeta will reach 27.5N 91.2W Wed afternoon, then move inland and weaken to a tropical storm over Alabama Thu morning. A tropical wave has crossed the Lesser Antilles overnight and is followed by fresh to strong east winds. The wave will move across the eastern Caribbean through tonight, the central Caribbean Thu, and the western Caribbean Fri. NW Caribbean W of 85W ...TROPICAL STORM WARNING... .TODAY...TROPICAL STORM CONDITIONS POSSIBLE. S winds 25 to 35 kt, becoming SE 15 to 25 kt in the afternoon. Seas 7 to 10 ft, subsiding to 4 to 6 ft in the afternoon. .TONIGHT...SE winds 15 to 25 kt. Seas 4 to 6 ft. .WED...SE winds 10 to 20 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 4 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 ft. .FRI...NE winds less than 10 kt. Seas 3 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less. .SAT...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 2 ft or less. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt S of 18N, and E 15 to 25 kt elsewhere. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 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 15 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. Seas 3 to 4 ft in the morning, subsiding to 2 ft or less. .FRI NIGHT...E winds 10 to 15 kt S of 18N, and NE less than 10 kt elsewhere. Seas 2 ft or less. .SAT...NE winds 10 to 15 kt. Seas 2 ft or less. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt. Seas 4 to 6 ft. .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 less than 10 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. .FRI...E winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 ft. .SAT...NE winds less than 10 kt. Seas 3 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt, shifting to N in the afternoon. Seas 3 to 5 ft. .WED NIGHT...NW winds less than 10 kt. Seas 3 to 4 ft. .THU...SW winds less than 10 kt. Seas 3 ft. .THU NIGHT...W winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .FRI...W winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...W winds less than 10 kt. Seas 3 ft. .SAT...NW winds less than 10 kt. Seas 2 ft or less. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TONIGHT...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .WED...E winds 10 to 20 kt. Gulf of Venezuela, seas 3 ft in the morning, subsiding to 2 ft or less. Elsewhere, seas 4 to 5 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 5 ft elsewhere. .THU...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .THU NIGHT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .FRI...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .FRI NIGHT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .SAT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 5 to 7 ft elsewhere. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 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 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 15 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...The pressure gradient between high pressure in the central Atlantic and lower pressure over the Caribbean and Gulf of Mexico will lead to moderate to fresh SW winds S of 27N through Thu. A cold front will move into the NW waters Fri, with some strong SW winds ahead of it. The front will reach 29N65W to the central Bahamas by late Sat. Fresh to strong NE to E winds will follow this front, mainly N of 28N, through the weekend. A combination of northerly and easterly swell generated from a tropical wave passing over the area Wed will keep seas at 8 to 10 ft N and E of Puerto Rico and the Leeward Islands into Thu. ATLC waters from 27N to 31N W of 77W .TODAY...E winds 10 kt. Seas 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .WED...E winds 10 to 15 kt. Seas 4 to 5 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. .THU...S winds 15 to 25 kt. Seas 4 to 6 ft. .THU NIGHT...S winds 20 to 30 kt. Seas 5 to 7 ft. .FRI...W winds 20 to 30 kt. Seas 5 to 7 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 5 to 7 ft. .SAT...NE winds 15 to 25 kt. Seas 6 to 9 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...SE winds less than 10 kt. Seas 4 to 5 ft. .TONIGHT...E winds less than 10 kt. Seas 4 to 5 ft. .WED...W of 70W, E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Elsewhere, E winds less than 10 kt. Seas 4 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .THU...SE winds 10 to 20 kt. Seas 4 to 5 ft. .THU NIGHT...W of 70W, S winds 10 to 20 kt, increasing to 20 to 30 kt after midnight. Elsewhere, SE winds 10 to 15 kt. Seas 5 to 6 ft. .FRI...SW winds 20 to 30 kt W of 70W, and S 10 to 20 kt elsewhere. Seas 5 to 7 ft. .FRI NIGHT...NW winds 15 to 25 kt W of 70W, and SW 10 to 20 kt elsewhere. Seas 5 to 7 ft. .SAT...W of 70W, NE winds 15 to 25 kt. Elsewhere, W winds 10 to 15 kt, shifting to N in the afternoon. Seas 6 to 9 ft. Bahamas N of 22N .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 20 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 4 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .SAT...NE winds 10 to 15 kt. Seas 3 to 4 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 7 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 6 to 7 ft. .FRI...SE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft. .SAT...SE winds 10 to 15 kt. Seas 5 to 6 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 7 ft. .WED...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...SE 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. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 15 to 20 kt. Seas 8 to 10 ft. .TONIGHT...E winds 15 to 25 kt. Seas 8 to 10 ft. .WED...E winds 15 to 25 kt. Seas 8 to 9 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 8 to 9 ft. .THU...E winds 15 to 20 kt. Seas 7 to 8 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 7 to 8 ft. .FRI...E winds 15 to 20 kt. Seas 7 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 7 ft.