000 FZNT31 KNHC 170803 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 403 AM EDT Sat Oct 17 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...A tropical wave will continue to move across Hispaniola and the central Caribbean today, and reach eastern Cuba and Jamaica on Sun. A broad area of low pressure is expected to form early next week in the southwestern Caribbean Sea. Some gradual development of this system is possible through the middle of next week while it moves slowly in the western Caribbean Sea. NW Caribbean W of 85W .TODAY...NE winds 10 to 15 kt. Seas 3 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...NE winds 10 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...N winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...NE winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...SE winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TODAY...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 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 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .TODAY...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 7 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...SE winds less than 10 kt. Seas 3 to 5 ft. .TUE...S winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .WED...S winds less than 10 kt. Seas 3 ft. .WED NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .SUN...NW winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...W winds less than 10 kt. Seas 3 to 4 ft. .MON...W winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 ft. .TUE...SW winds 10 to 15 kt. Seas 3 ft. .TUE NIGHT...SW winds 10 to 15 kt. Seas 3 ft. .WED...SW winds 10 to 15 kt. Seas 3 ft. .WED NIGHT...SW winds less than 10 kt. Seas 2 ft or less. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 7 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 3 to 5 ft. .TUE...E winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 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 5 ft. .TONIGHT...E winds 10 kt. Seas 3 to 5 ft. .SUN...E winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .MON...SW winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...W winds less than 10 kt. Seas 3 to 5 ft. .TUE...SW winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...SW winds less than 10 kt. Seas 6 to 8 ft. .WED...SE winds less than 10 kt. Seas 6 to 8 ft. .WED NIGHT...E winds less than 10 kt. Seas 5 to 7 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 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...SE winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .MON...SE winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front extending from 31N78W to Orlando Florida will move eastward today, then stall and dissipate on Sun. Fresh to strong NE winds and building seas are expected N of the front through tonight. A broad non-tropical low pressure system about 500 miles east-southeast of Bermuda could become a subtropical depression or storm during the next couple of days as it meanders over the central Atlantic. The gradient between high pressure to the north and the low will increase winds and seas across the NE waters Sun through Wed. ATLC waters from 27N to 31N W of 77W .TODAY...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SUN NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .MON...E winds 15 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 15 to 20 kt. Seas 7 to 9 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 7 to 10 ft. .WED...E winds 15 to 20 kt. Seas 8 to 10 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 8 to 9 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...NE winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 15 to 25 kt W of 70W, and NE 10 to 15 kt elsewhere. Seas 6 to 9 ft W of 70W, and 4 to 5 ft elsewhere. .SUN...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 7 to 11 ft. .MON...NE winds 15 to 20 kt. Seas 8 to 11 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 8 to 13 ft. .TUE...E winds 15 to 20 kt. Seas 9 to 12 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 9 to 12 ft. .WED...NE winds 15 to 20 kt. Seas 9 to 12 ft. .WED NIGHT...NE winds 15 to 20 kt. Seas 9 to 14 ft. Bahamas N of 22N .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...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 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. .TUE...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .WED...E winds 15 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON...NE winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...NE winds 15 to 25 kt. Seas 8 to 13 ft. .TUE...E winds 15 to 25 kt. Seas 9 to 13 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 10 to 12 ft. .WED...E winds 10 to 20 kt. Seas 9 to 11 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 9 to 11 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...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...NE winds 10 to 20 kt. Seas 4 to 5 ft. .MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...NE winds 10 to 15 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .WED...E winds 10 to 15 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds less than 10 kt. Seas 4 to 5 ft. .TONIGHT...NE winds less than 10 kt. Seas 4 ft. .SUN...NW winds 10 kt. Seas 4 to 5 ft. .SUN NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. .MON...W winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NW winds 10 to 20 kt. Seas 6 to 9 ft. .TUE...NW winds 10 to 15 kt. Seas 8 to 11 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 8 to 11 ft. .WED...W winds less than 10 kt. Seas 8 to 10 ft. .WED NIGHT...SW winds less than 10 kt. Seas 8 to 10 ft.