000 FZNT31 KNHC 081422 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1022 AM EDT Thu Apr 8 2021 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...High pressure north of the basin will gradually shift eastward through early next week. Fresh to strong E to SE winds and building seas will develop by Fri night across the northwest Caribbean from the Gulf of Honduras through the Yucatan Channel. Elsewhere, fresh to locally strong trade winds will develop over the south-central Caribbean and south of Hispaniola this weekend. NW Caribbean W of 85W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E 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 20 kt. Seas 3 to 5 ft. .SAT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean N of 15N between 72W and 85W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...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 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 15 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .FRI...E winds 10 to 15 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. 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. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .THIS AFTERNOON...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .TONIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .FRI...E winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT...NE winds less than 10 kt. Seas 3 ft. .SAT NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .SUN...NE winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .MON...N winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. Caribbean between 64W and 72W .THIS AFTERNOON...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .FRI...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 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 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. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .THIS AFTERNOON...E winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...NE winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 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. .SUN...NE winds less than 10 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 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, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A trough will linger from the central Atlantic to near Puerto Rico today. Northerly swell will move through the waters east of 70W through this weekend. High pressure centered near 27N74W will gradually shift eastward through early next week. Winds and seas may increase offshore Florida this weekend ahead of a cold front that will move over the southeastern U.S. and eventually pass offshore early next week. ATLC waters from 27N to 31N W of 77W .THIS AFTERNOON...SW winds less than 10 kt. Seas 3 ft. .TONIGHT...S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .FRI...S winds 10 kt. Seas 3 ft. .FRI NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...S winds 15 to 25 kt. Seas 5 to 7 ft. .SUN...SW winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft. .MON...NW winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .THIS AFTERNOON...W winds 10 to 15 kt. Seas 4 to 6 ft W of 70W, and 7 to 10 ft elsewhere. .TONIGHT...W winds less than 10 kt W of 70W, and NW 10 to 20 kt elsewhere. Seas 4 to 6 ft W of 70W, and 6 to 9 ft elsewhere. .FRI...W of 70W, W winds less than 10 kt, shifting to NE in the afternoon. Elsewhere, N winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...W of 70W, Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Elsewhere, N winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds less than 10 kt, shifting to SE after midnight. Seas 6 to 8 ft. .SUN...S winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 6 to 8 ft. .MON...SW winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...W winds 10 to 20 kt. Seas 6 to 9 ft. Bahamas N of 22N .THIS AFTERNOON...E winds less than 10 kt. Seas 2 ft or less. .TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft. .FRI...E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...SW winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...NW winds less than 10 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .THIS AFTERNOON...NE winds less than 10 kt. Seas 3 to 5 ft W of 70W, and 6 to 8 ft elsewhere. .TONIGHT...E winds less than 10 kt W of 70W, and N 10 to 15 kt elsewhere. Seas 3 to 5 ft W of 70W, and 6 to 8 ft elsewhere. .FRI...NE winds less than 10 kt W of 70W, and N 10 to 15 kt elsewhere. Seas 4 to 5 ft W of 70W, and 6 to 8 ft elsewhere. .FRI NIGHT...NE winds 10 kt. Seas 5 to 7 ft. .SAT...NE winds 10 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 kt. Seas 5 to 7 ft. .SUN...SE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .MON...S winds 10 to 15 kt. Seas 5 to 6 ft. .MON NIGHT...SW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .THIS AFTERNOON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 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 4 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .THIS AFTERNOON...N winds less than 10 kt. Seas 5 to 7 ft. .TONIGHT...N winds 10 kt. Seas 6 to 8 ft. .FRI...N winds 10 kt. Seas 6 to 8 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...N winds 10 kt. Seas 6 to 8 ft. .SAT NIGHT...N winds 10 kt. Seas 6 to 8 ft. .SUN...N winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds less than 10 kt. Seas 6 to 8 ft. .MON...Variable winds less than 10 kt. Seas 6 to 7 ft. .MON NIGHT...SE winds 10 kt. Seas 5 to 6 ft.