000 FZNT31 KNHC 282320 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 720 PM EDT Tue Jul 28 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...Potential Tropical Cyclone Nine near 14.4N 55.9W 1007 mb at 5 PM EDT moving WNW at 20 kt. Maximum sustained winds 35 kt gusts 45 kt. Nine will move to 15.4N 58.8W Wed morning while likely becoming a tropical storm, to near 16.7N 62.5W Wed afternoon, 18.2N 66.1W Thu morning, 19.7N 69.7W Thu afternoon, 20.9N 72.5W Fri morning, and 22.2N 75.3W Fri afternoon. Nine will change little in intensity as it moves near 24.7N 79.0W Sat afternoon. Fresh to strong NE winds are expected Wed night through Thu night across the Windward Passage and Cuba adjacent waters. Otherwise, fresh to locally strong trade winds will prevail over Colombia adjacent waters and in the Gulf of Honduras through Wed night. NW Caribbean W of 85W .TONIGHT...E winds 10 to 20 kt. Seas 4 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 4 ft. .THU...E winds 10 to 20 kt. Seas 3 to 4 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 ft. .FRI...NE winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 ft. .SAT...N winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...NE winds less than 10 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W .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...NE winds 10 to 20 kt S of 18N, and NE 15 to 25 kt elsewhere. Seas 3 to 5 ft. .THU...NE winds 10 to 20 kt S of 18N, and NE 15 to 25 kt elsewhere. Seas 3 to 5 ft. .THU NIGHT...S of 18N, NE winds 15 to 25 kt. Elsewhere, NE winds 20 to 30 kt, diminishing to 10 to 20 kt after midnight. 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. S of 18N, seas 3 to 5 ft. Elsewhere, seas 3 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 20 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...NE winds 15 to 25 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 5 to 7 ft. .WED...E winds 15 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...Within 90 nm of coast of Colombia, E winds 10 to 20 kt, becoming NE less than 10 kt in the afternoon. Elsewhere, NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...Within 90 nm of coast of Colombia, E winds 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, NE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...Within 90 nm of coast of Colombia, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Elsewhere, NE winds 10 to 20 kt. Seas 3 to 5 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 20 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .FRI...N winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...Variable winds less than 10 kt, becoming NE less than 10 kt after midnight. Seas 3 to 4 ft. .SAT...NE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .SUN...NE winds 10 to 15 kt, shifting to N in the afternoon. Seas 3 to 4 ft. Caribbean between 64W and 72W ...TROPICAL STORM WARNING... .TONIGHT...NE winds 10 to 20 kt Gulf of Venezuela, and NE 15 to 25 kt elsewhere. Seas 4 to 6 ft. .WED...TROPICAL STORM CONDITIONS POSSIBLE. Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, E winds 15 to 25 kt, becoming NE 25 to 35 kt in the afternoon. Seas 3 to 4 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, NE winds 30 to 40 kt, becoming SE 15 to 25 kt after midnight. Seas 4 to 6 ft. .THU...TROPICAL STORM CONDITIONS POSSIBLE. Gulf of Venezuela, E winds 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, SE winds 15 to 25 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .THU NIGHT...Gulf of Venezuela, NE winds 10 to 15 kt, shifting to E after midnight,Seas 2 ft or less, building to 3 ft after midnight. Elsewhere, SE winds 15 to 25 kt,Seas 4 to 6 ft. .FRI...SE winds less than 10 kt Gulf of Venezuela, and SE 15 to 25 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 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 4 to 6 ft. .SAT...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .SUN...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. NE winds 25 to 35 kt. Seas 8 to 13 ft. .WED...TROPICAL STORM CONDITIONS EXPECTED. E winds 30 to 40 kt. Seas 8 to 13 ft. .WED NIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 30 to 40 kt. Seas 8 to 13 ft, subsiding to 7 to 10 ft after midnight. .THU...E winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 20 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 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 25 to 35 kt. Seas 5 to 7 ft. .WED...S winds 15 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 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 less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Potential Tropical Cyclone Nine near 14.4N 55.9W 1007 mb at 5 PM EDT moving WNW at 20 kt. Maximum sustained winds 35 kt gusts 45 kt. Nine will move to 15.4N 58.8W Wed morning while likely becoming a tropical storm, to near 16.7N 62.5W Wed afternoon, 18.2N 66.1W Thu morning, 19.7N 69.7W Thu afternoon, 20.9N 72.5W Fri morning, and 22.2N 75.3W Fri afternoon. Nine will change little in intensity as it moves near 24.7N 79.0W Sat afternoon. Heavy showers and tstms are expected the affect the Bahamas, Turk and Caicos, and the Greater Antilles adjacent waters through early in the weekend. 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 to 15 kt. Seas 3 to 4 ft. .THU...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...S winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SUN...SE winds 25 to 35 kt. Seas 5 to 7 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...SE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...SE winds 10 to 20 kt. Seas 6 to 8 ft W of 70W, and 5 ft elsewhere. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...SE winds 10 to 15 kt. Seas 4 to 6 ft. Bahamas N of 22N .TONIGHT...E winds 10 to 20 kt. Seas 3 ft. .WED...E winds 10 to 20 kt. Seas 3 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .THU...TROPICAL STORM CONDITIONS POSSIBLE. E winds 15 to 25 kt. Seas 3 to 4 ft. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 30 to 40 kt. Seas 4 to 6 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SUN...SE winds 35 to 45 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas ...TROPICAL STORM WARNING... .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt W of 70W, and E 15 to 25 kt elsewhere. Seas 5 to 7 ft. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 20 kt W of 70W, and E 15 to 25 kt elsewhere. Seas 5 to 7 ft W of 70W, and 7 to 10 ft elsewhere. .THU...TROPICAL STORM CONDITIONS POSSIBLE. W of 70W, E winds 15 to 25 kt, increasing to 25 to 35 kt in the afternoon,Seas 5 to 7 ft, building to 7 to 10 ft in the afternoon. Elsewhere, E winds 25 to 35 kt,Seas 8 to 11 ft, building to 9 to 14 ft in the afternoon. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 30 to 40 kt W of 70W, and E 25 to 35 kt elsewhere. W of 70W, seas 8 to 13 ft. Elsewhere, seas 9 to 14 ft, subsiding to 8 to 11 ft after midnight. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 15 kt. Seas 5 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 6 ft. ATLC waters S of 22N W of 65W ...TROPICAL STORM WARNING... .TONIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .WED...TROPICAL STORM CONDITIONS POSSIBLE. E winds 20 to 30 kt. Seas 6 to 9 ft. .WED NIGHT...TROPICAL STORM CONDITIONS EXPECTED. NE winds 30 to 40 kt. Seas 7 to 10 ft, building to 8 to 13 ft after midnight. .THU...TROPICAL STORM CONDITIONS EXPECTED. E winds 40 to 50 kt. Seas 9 to 14 ft. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 40 to 50 kt. Seas 9 to 14 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .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 20 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W ...TROPICAL STORM WARNING... .TONIGHT...E winds 20 to 30 kt. Seas 7 to 10 ft, building to 8 to 13 ft after midnight. .WED...TROPICAL STORM CONDITIONS EXPECTED. E winds 25 to 35 kt. Seas 10 to 15 ft. .WED NIGHT...TROPICAL STORM CONDITIONS EXPECTED. E winds 25 to 35 kt. Seas 10 to 15 ft. .THU...TROPICAL STORM CONDITIONS POSSIBLE. E winds 20 to 30 kt. Seas 8 to 13 ft, subsiding to 7 to 10 ft in the afternoon. .THU NIGHT...E winds 15 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 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 6 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 6 ft.