000 FZNT31 KNHC 171523 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1123 AM EDT Thu Oct 17 2019 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...Moderate to fresh trade winds are expected across the basin through the weekend, with fresh SE winds likely across NW portions Fri and Sat as low pressure deepens across the Gulf of Mexico. A tropical wave will reach the Lesser Antilles today, and move across the central Caribbean by Mon. Scattered showers and isolated thunderstorms will accompany this wave. NW Caribbean W of 85W .THIS AFTERNOON...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 15 to 25 kt. Seas 3 to 4 ft. .FRI...SE winds 15 to 25 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...SE winds 15 to 25 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds 15 to 25 kt. Seas 3 to 5 ft. .SUN...SE winds 15 to 25 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 15 to 25 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 ft. .TONIGHT...E winds 10 to 20 kt. Seas 3 ft. .FRI...SE winds 10 to 20 kt. Seas 3 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 3 ft. .SAT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .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. .FRI...E winds 10 to 20 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 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. SW Caribbean S of 11N .THIS AFTERNOON...N winds 10 to 15 kt. Seas 3 ft. .TONIGHT...N winds less than 10 kt. Seas 3 ft. .FRI...W winds less than 10 kt. Seas 3 ft. .FRI NIGHT...SW winds less than 10 kt. Seas 3 ft. .SAT...SW winds less than 10 kt. Seas 3 ft. .SAT NIGHT...S winds less than 10 kt. Seas 3 ft. .SUN...S winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 3 ft. .MON...S winds 10 to 15 kt. Seas 2 to 3 ft. Caribbean between 64W and 72W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...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 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. .SAT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N 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...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 20 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 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 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 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. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 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...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front extending from 31N71W to West Palm Beach Florida will push eastward into the central Atlantic through Fri night, but stall and weaken east of Florida by Fri morning. Potential Tropical Cyclone Sixteen near 22.4N 95.7W 1007 mb at 11 AM EDT moving N at 7 kt. Maximum sustained winds 30 kt gusts 40 kt. Sixteen will move to 23.7N 94.2W this evening, 25.8N 91.0W Fri morning, 28.5N 88.0W Fri evening, become extratropical and move to 30.9N 85.0W Sat morning, and 35.5N 77.2W Sun morning. Sixteen will change little in intensity as it moves to the 37.5N 70.0W early Mon, and continue to the 38.0N 66.5W Tue. ATLC waters from 27N to 31N W of 77W ...TROPICAL STORM CONDITIONS POSSIBLE... .THIS AFTERNOON...NW winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .FRI...NE winds less than 10 kt. Seas 3 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...SE winds 20 to 30 kt. Seas 6 to 9 ft. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. .SUN NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .THIS AFTERNOON...W winds 10 to 20 kt W of 70W, and SW 15 to 25 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...W winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds 20 to 30 kt W of 70W, and NE 10 to 15 kt elsewhere. Seas 5 to 7 ft. .SUN...S winds 20 to 30 kt W of 70W, and SE 10 to 20 kt elsewhere. Seas 5 to 7 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft. .MON...W of 70W, W winds 10 to 15 kt, shifting to NW in the afternoon. Elsewhere, SE winds 10 to 15 kt. Seas 4 to 6 ft. Bahamas N of 22N .THIS AFTERNOON...SW winds 10 to 15 kt. Seas 2 ft or less. .TONIGHT...NW winds 10 to 15 kt, shifting to S after midnight. Seas 2 ft or less. .FRI...S winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...SE winds 10 to 20 kt. Seas 2 ft or less. .SAT...SE winds 10 to 20 kt. Seas 2 to 3 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 3 ft. .SUN...S winds 10 to 20 kt. Seas 2 to 3 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .MON...E winds 10 to 15 kt. Seas 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas .THIS AFTERNOON...SW winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...W of 70W, SW winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, SW winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...W of 70W, NW winds less than 10 kt, shifting to NE after midnight. Elsewhere, W winds 10 to 15 kt, shifting to NW after midnight. Seas 3 to 5 ft. .SAT...W of 70W, E winds 10 to 15 kt. Elsewhere, N winds less than 10 kt, shifting to NE in the afternoon. Seas 4 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 5 ft. .SUN...SE winds 10 to 20 kt. Seas 4 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. ATLC waters S of 22N W of 65W .THIS AFTERNOON...SE winds less than 10 kt. Seas 3 ft. .TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .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 5 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .MON...E winds 10 to 15 kt. Seas 5 to 6 ft.