000 FZNT31 KNHC 210632 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1120 PM EDT Mon Apr 20 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 trade winds in the south-central Caribbean and the Gulf of Honduras will increase to strong speeds at night through Wed night, then change little through Sat as stronger high pressure builds north of the area. Otherwise, gentle to moderate trade winds elsewhere will increase to moderate to fresh speeds beginning on Thu and continue through Sat. NW Caribbean W of 85W .OVERNIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...SE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...SE winds 15 to 25 kt. Seas 5 to 7 ft. .THU...SE winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...SE winds 15 to 25 kt. Seas 6 to 8 ft. .FRI...SE winds 15 to 25 kt. Seas 6 to 8 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...SE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft. Caribbean N of 15N between 72W and 85W .OVERNIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. Seas 3 to 5 ft. .WED...S of 18N, E winds 10 to 15 kt. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 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...SE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .OVERNIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .TUE NIGHT...NE winds 15 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 4 to 6 ft. .WED...E winds 15 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 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 6 to 8 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. SW Caribbean S of 11N .OVERNIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .TUE...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. .THU...NE winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...N winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. Caribbean between 64W and 72W .OVERNIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .WED...E winds 15 to 20 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .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 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 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .OVERNIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 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 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .OVERNIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 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 6 to 8 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front extending from near 31N74W to inland Florida near Coco beach will reach from near 31N70W to the NW Bahamas and to South Florida early Tue, then from near 32N68W to the Central Bahamas and to along the coast of Cuba Tue evening. The front will reach from near 28N65W to the SE Bahamas and to eastern Cuba early Wed, then weaken as it moves east of the forecast waters Wed night. Fresh to strong southwest winds will precede the front mainly north of 27N. Another cold front is forecast to move over the northwest part of the offshore waters Thu night. Strong to possibly near gale force southerly winds will precede the front and are expected over the waters north of the Bahamas from Thu morning through Fri morning. Scattered showers and thunderstorms may accompany this front. High pressure will build in behind the front. ATLC waters from 27N to 31N W of 77W .OVERNIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds less than 10 kt, shifting to SW in the afternoon. Seas 4 to 6 ft. .TUE NIGHT...NW winds less than 10 kt. Seas 3 to 4 ft. .WED...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E to SE winds less than 10 kt. Seas 3 to 5 ft. .THU...S winds 15 to 25 kt. Seas 4 to 5 ft, building to 6 to 9 ft in the afternoon. .THU NIGHT...S winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...SW winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...S winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 27N to 31N between 65W and 77W .OVERNIGHT...W winds 10 to 20 kt W of 70W, and SW 15 to 25 kt elsewhere. Seas 7 to 10 ft. .TUE...W of 70W, NW winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, SW winds 10 to 20 kt. Seas 7 to 10 ft. .TUE NIGHT...W of 70W, NW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Elsewhere, W winds 10 to 20 kt. Seas 6 to 9 ft. .WED...NW winds 10 to 15 kt, shifting to N in the afternoon. Seas 5 to 7 ft. .WED NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...S winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...SW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .SAT...S winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .SAT NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Bahamas N of 22N .OVERNIGHT...S winds 10 to 15 kt. Seas 3 ft. .TUE...W winds 10 to 15 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .TUE NIGHT...N winds less than 10 kt. Seas 2 ft or less. .WED...NE winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .THU...SE winds 10 to 20 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 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .SAT...SE winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .OVERNIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...S winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...W of 70W, SW to W winds 10 to 15 kt. Elsewhere, S winds 10 to 15 kt. Seas 4 to 6 ft. .WED...N winds less than 10 kt W of 70W, and SW 10 to 15 kt elsewhere. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 4 to 5 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .OVERNIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .WED...SE winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...NE to E winds less than 10 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 5 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .OVERNIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .TUE...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED...SE winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft.