000 FZNT31 KNHC 121518 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1118 AM EDT Wed Aug 12 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...Fresh to strong trade winds will continue across the south-central Caribbean through late Fri night, with strongest winds expected near the coast of Colombia and in the Gulf of Venezuela at night. Fresh winds will pulse through the Windward Passage during the next several nights. Tropical Depression Eleven near 12.4N 44.2W 1007 mb at 11 AM EDT is moving W at 12 kt. Maximum sustained winds are 30 kt with gusts 40 kt. Tropical Depression Eleven will strengthen to a tropical storm near 12.8N 46.1W this evening with maximum sustained winds of 35 kt with gusts to 45 kt. It will reach near 13.5N 48.4W Thu morning, near 14.5N 50.8W Thu evening, and to near 15.7N 53.3W Fri morning with maximum sustained winds of 50 kt with gusts to 60 kt. Tropical Storm Eleven is forecast to track northwestward to near 17.0N 55.7W Fri evening and maintain intensity as it reaches near 18.2N 58.1W Sat morning. It will then begin to weaken as it moves to near 20.5N 63.0W early on Sun. NW Caribbean W of 85W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU...E winds 10 to 15 kt. Seas 3 to 4 ft. .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 20 kt. Seas 3 to 4 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 4 ft. Caribbean N of 15N between 72W and 85W .THIS AFTERNOON...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .TONIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .THU...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .THU NIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft S of 18N, and 3 to 4 ft elsewhere. .FRI...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt elsewhere. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .FRI NIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .SAT...E winds 10 to 20 kt. Seas 4 to 6 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 .THIS AFTERNOON...E winds 15 to 25 kt. Seas 6 to 9 ft. .TONIGHT...E winds 20 to 30 kt. Seas 7 to 10 ft. .THU...E winds 15 to 25 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 20 to 30 kt. Seas 7 to 10 ft. .FRI...E winds 20 to 30 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...E winds 10 to 20 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .THIS AFTERNOON...E winds 15 to 25 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 15 to 25 kt. Seas 5 to 7 ft. .THU...E winds 15 to 25 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...SE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...S winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...NW winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .THIS AFTERNOON...E winds 15 to 25 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .TONIGHT...E winds 15 to 25 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .THU...E winds 15 to 25 kt. Seas 3 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .THU NIGHT...E winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .FRI...E winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .FRI NIGHT...E winds 15 to 25 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .SAT...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 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .SUN...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .THIS AFTERNOON...E winds 15 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .THU...E winds 15 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 20 kt, increasing to 20 to 30 kt in the afternoon. Seas 6 to 8 ft. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SUN...E winds 15 to 25 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 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...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A persistent ridge extending from the Atlantic into the Gulf of Mexico will support gentle to moderate east to southeast winds mainly south of 27N through the weekend. Tropical Depression Eleven near 12.4N 44.2W 1007 mb at 11 AM EDT is moving W at 12 kt. Maximum sustained winds are 30 kt with gusts 40 kt. Tropical Depression Eleven will strengthen to a tropical storm near 12.8N 46.1W this evening with maximum sustained winds of 35 kt with gusts to 45 kt. It will reach near 13.5N 48.4W Thu morning, near 14.5N 50.8W Thu evening, and to near 15.7N 53.3W Fri morning with maximum sustained winds of 50 kt with gusts to 60 kt. Tropical Storm Eleven is forecast to track northwestward to near 17.0N 55.7W Fri evening and maintain intensity as it reaches near 18.2N 58.1W Sat morning. It will then begin to weaken as it moves to near 20.5N 63.0W early on Sun. ATLC waters from 27N to 31N W of 77W .THIS AFTERNOON...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 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 3 ft. .FRI...S winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...S winds 10 to 15 kt. Seas 3 ft. .SAT...SW winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...SW winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .THIS AFTERNOON...S winds 10 to 15 kt. Seas 3 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...S winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...SW winds 10 to 15 kt. Seas 3 to 5 ft. Bahamas N of 22N .THIS AFTERNOON...E winds 10 to 15 kt. Seas 2 ft or less. .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 ft. .SAT...E winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .SUN...E winds 10 to 15 kt. Seas 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas .THIS AFTERNOON...E winds 10 to 20 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 4 to 5 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 5 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...TROPICAL STORM CONDITIONS POSSIBLE. ATLC waters S of 22N W of 65W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 15 to 25 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 6 ft. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. ATLC waters from 19N to 22N between 55W and 65W .THIS AFTERNOON...E winds 15 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .THU...E winds 15 to 20 kt. Seas 6 to 7 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft. .FRI...E winds 15 to 25 kt. Seas 6 to 8 ft. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SUN...TROPICAL STORM CONDITIONS POSSIBLE.