000 FZNT31 KNHC 050903 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 445 AM EDT Thu Oct 5 2017 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...Tropical Depression Sixteen near 13.3N 83.3W at 5 AM EDT moving NW or 315 degrees at 6 kt. Maximum sustained winds 30 kt gusts to 40 kt. Sixteen will move inland this afternoon near 14.3N 83.9W, then will intensify to a tropical storm near 16.3N 84.8W late tonight, reaching 19.0N 86.0W Fri afternoon near the NE Yucatan Peninsula or Yucatan Channel, moving to the SE or S central Gulf near 21.8N 87.4W late Fri night, then well NW of the area near 27.8N 89.5W as a hurricane late Sat night. Otherwise, mainly moderate trades will prevail through the next several days. NW Caribbean W of 85W ...TROPICAL STORM WARNING... .TODAY...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 15 kt, increasing to 25 to 35 kt after midnight. Seas 3 to 5 ft. .FRI...TROPICAL STORM CONDITIONS EXPECTED. N winds 30 to 40 kt. Seas 4 to 6 ft, building to 6 to 9 ft in the afternoon. .FRI NIGHT...TROPICAL STORM CONDITIONS EXPECTED. SW winds 40 to 50 kt. Seas 8 to 11 ft. .SAT...S winds 20 to 30 kt. Seas 6 to 8 ft. .SAT NIGHT...SE winds 15 to 25 kt. Seas 4 to 6 ft. .SUN...SE winds 15 to 25 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W ...TROPICAL STORM WARNING... .TODAY...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. S of 18N, SE winds 15 to 25 kt, increasing to 25 to 35 kt after midnight. Elsewhere, SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 25 to 35 kt. Seas 5 to 7 ft. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 10 to 20 kt S of 18N, and SE 20 to 30 kt elsewhere. Seas 5 to 7 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 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 ft in the morning, subsiding to 2 ft or less. .MON NIGHT...E winds less than 10 kt. Seas 2 ft or less. Caribbean from 11N to 15N W of 72W .TODAY...SW winds less than 10 kt within 90 nm of coast of Colombia, and S 10 to 20 kt elsewhere. Seas 4 to 6 ft. .TONIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...SW winds less than 10 kt within 90 nm of coast of Colombia, and S 10 to 20 kt elsewhere. Seas 4 to 6 ft. .FRI NIGHT...Within 90 nm of coast of Colombia, NE winds less than 10 kt. Elsewhere, S winds 10 to 15 kt, shifting to E after midnight. Seas 4 to 6 ft. .SAT...E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds less than 10 kt, shifting to NE after midnight. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 ft. SW Caribbean S of 11N .TODAY...S winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...S winds 15 to 25 kt. Seas 3 to 5 ft. .FRI...S winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .SAT...E winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...NE winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .SUN...E 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. Seas 3 ft. .MON NIGHT...Variable winds less than 10 kt. Seas 3 ft. Caribbean between 64W and 72W .TODAY...SE winds 10 to 15 kt. Gulf of Venezuela, seas 3 to 4 ft in the morning, subsiding to 2 ft or less. Elsewhere, seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .FRI...NE winds less than 10 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 15 kt. Gulf of Venezuela, seas 2 ft or less, building to 3 ft after midnight. Elsewhere, seas 3 to 5 ft. .SAT...E winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .SUN...E winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .MON...E winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 7 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 less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 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. Seas 4 to 6 ft. .MON...E winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...Strong high pres N of the area will continue to support fresh to strong NE to E flow W of 70W today, with frequent gusts to gale force across the Bahama channel through the early morning. Winds will diminish across the basin thereafter as the pressure gradient significantly relaxes, with much more tranquil marine conditions this weekend into early next week. ATLC waters from 27N to 31N W of 77W .TODAY...E winds 15 to 25 kt. Seas 8 to 11 ft. .TONIGHT...E winds 15 to 20 kt. Seas 8 to 10 ft. .FRI...SE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 6 to 7 ft. .SAT...E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 kt. Seas 4 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .MON...E winds 10 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...E winds 10 to 20 kt. Seas 9 to 13 ft. .TONIGHT...E winds 10 to 20 kt. Seas 8 to 10 ft. .FRI...E winds 10 to 15 kt. Seas 7 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 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. Bahamas N of 22N ...GALE WARNING... .TODAY...E to SE winds 20 to 30 kt. Frequent gusts to gale force through early morning. Seas 6 to 9 ft ATLC Exposures and in Gulf Stream, and 3 to 5 ft elsewhere. .TONIGHT...E to SE winds 10 to 15 kt. Seas 5 to 7 ft ATLC Exposures, and 3 to 4 ft elsewhere. .FRI...E to SE winds 10 to 15 kt. Seas 4 to 6 ft ATLC Exposures, and 3 to 4 ft elsewhere. .FRI NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E to SE winds 5 to 10 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 5 to 10 kt. Seas 3 to 4 ft. .SUN...NE to E winds 5 to 10 kt. Seas 3 to 4 ft. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft. .MON...NE to E winds 5 to 10 kt. Seas 3 ft. .MON NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E winds 10 to 20 kt. Seas 8 to 11 ft. .TONIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft. .FRI...SE winds 10 to 15 kt. Seas 7 to 8 ft. .FRI NIGHT...E winds less than 10 kt. Seas 6 to 7 ft. .SAT...SE winds less than 10 kt in the morning, becoming variable. Seas 5 to 7 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 5 to 6 ft. .SUN...NE winds less than 10 kt. Seas 4 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .MON...E winds 10 to 15 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. ATLC waters S of 22N W of 65W .TODAY...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .FRI NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SAT...SE winds less than 10 kt in the morning, becoming variable. Seas 4 to 6 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .SUN...E winds less than 10 kt in the morning, becoming variable. Seas 3 to 5 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .MON...E winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...SE winds 10 to 15 kt. Seas 7 to 8 ft. .TONIGHT...E winds 10 to 15 kt. Seas 7 to 8 ft. .FRI...E winds 10 to 15 kt. Seas 7 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 7 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 kt. Seas 5 to 7 ft. .SUN...E winds less than 10 kt. Seas 5 to 6 ft. .SUN NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 5 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.