540 FZNT31 KNHC 060919 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 519 AM EDT Thu Sep 6 2018 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 ATLC from 07N to 19N between 55W and 64W .SYNOPSIS...Relatively weak ridging over the western Atlantic will maintain moderate to fresh trade winds over most of the region into Sun. Building high pressure over the eastern Gulf of Mexico will allow fresh to strong E to SE winds and building seas over portions of the northwest Caribbean late Sun and Mon. NW Caribbean W of 85W .TODAY...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .TONIGHT...E winds 10 kt. Seas 3 ft. .FRI...E winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .SAT...SE winds 10 to 15 kt. Seas 3 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. .SUN NIGHT...E winds 15 to 25 kt. Seas 3 to 5 ft. .MON...E winds 15 to 25 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .FRI...E winds 10 to 20 kt. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .FRI NIGHT...E winds 10 to 20 kt. S of 18N, seas 4 to 6 ft. Elsewhere, seas 2 ft or less, building to 3 ft after midnight. .SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...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. .SUN NIGHT...E winds 10 to 20 kt. S of 18N, seas 3 to 5 ft. Elsewhere, seas 2 ft or less, building to 3 ft after midnight. .MON...E winds 10 to 20 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 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 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TODAY...NW winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .FRI...SW winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...NW winds less than 10 kt, shifting to NE after midnight. Seas 3 to 4 ft. .SAT...S winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SUN...S winds less than 10 kt. Seas 3 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 3 ft. .MON...NE winds less than 10 kt, shifting to W in the afternoon. Seas 3 ft. Caribbean between 64W and 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. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 20 kt. Gulf of Venezuela, seas 3 ft in the morning, subsiding to 2 ft or less. Elsewhere, seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt. Gulf of Venezuela, seas 2 ft or less, building to 3 ft after midnight. Elsewhere, seas 3 to 5 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...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 3 to 5 ft. .SAT...E winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SUN...E winds less than 10 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...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 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. Synopsis for the the SW N ATLC including the Bahamas .SYNOPSIS...A weak pressure pattern will maintain gentle to moderate easterly winds across the area through Sun night. Easterly swell from Hurricane Florence will move into the open waters east of the Bahamas late Wed through Sun. Hurricane Florence is currently well east of the area near 24.1N 47.9W, with an estimated pressure of 964 mb moving NW at 10 kt. Maximum sustained winds 100 kt gusts 120 kt. Looking ahead, Florence will change little in intensity as it moves to 27.2N 59.0W early Mon, and continue to Tue. ATLC waters from 27N to 31N W of 77W .TODAY...E winds 10 to 15 kt. Seas 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 ft. .FRI...SE winds 10 kt. Seas 4 ft. .FRI NIGHT...SE winds 10 kt. Seas 4 ft. .SAT...SE winds less than 10 kt. Seas 4 to 5 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .SUN...SE winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 5 to 6 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 5 ft. .MON...S winds less than 10 kt. Seas 4 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...E winds 10 to 15 kt. Seas 4 to 5 ft. .TONIGHT...SE winds 10 kt. Seas 4 to 6 ft. .FRI...SE winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft. .SAT...S winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...S winds less than 10 kt. Seas 5 to 7 ft. .SUN...SE winds less than 10 kt, shifting to W in the afternoon. Seas 5 to 7 ft. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. W of 70W, Variable winds less than 10 kt, becoming E less than 10 kt after midnight. Elsewhere, N winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 6 to 8 ft. .MON...HURRICANE CONDITIONS POSSIBLE. E winds less than 10 kt W of 70W, and N 10 to 15 kt elsewhere. W of 70W, seas 5 to 7 ft. Elsewhere, seas 6 to 9 ft, building to 8 to 13 ft in the afternoon. Bahamas N of 22N .TODAY...E winds 10 to 15 kt. Seas 3 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...SE winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .FRI NIGHT...SE winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .SAT...S winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 3 ft. .SUN...SE winds less than 10 kt. Seas 3 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 ft. .MON...E winds less than 10 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SE winds 10 to 15 kt. Seas 4 to 5 ft. .TONIGHT...SE winds 10 kt. Seas 4 to 6 ft. .FRI...SE winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .SAT...SE winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .SUN...NE winds less than 10 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .MON...HURRICANE CONDITIONS POSSIBLE. NE winds less than 10 kt W of 70W, and N 10 to 15 kt elsewhere. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 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...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. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...NE winds less than 10 kt. Seas 6 to 7 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 6 to 8 ft. .SAT...E winds less than 10 kt, shifting to W in the afternoon. Seas 6 to 8 ft. .SAT NIGHT...NW winds 10 to 15 kt, shifting to W after midnight. Seas 6 to 8 ft. .SUN...SW winds less than 10 kt. Seas 6 to 7 ft. .SUN NIGHT...SW winds less than 10 kt. Seas 6 to 7 ft. .MON...S winds less than 10 kt. Seas 5 to 7 ft.