000 FZNT31 KNHC 010848 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 448 AM EDT Thu Oct 1 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...Environmental conditions are forecast to be conducive for low pressure to develop along a tropical wave moving through the northwest Caribbean, and a tropical depression could form over the weekend. This pattern will support fresh to strong winds over the parts of the eastern and central Caribbean between the low pressure and high pressure over the central Atlantic. NW Caribbean W of 85W .TODAY...NE winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 10 to 20 kt, shifting to S 15 to 25 kt after midnight. Seas 4 to 6 ft. .SAT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...S winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .SUN...SW winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...W winds less than 10 kt. Seas 3 to 5 ft. .MON...W winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...NW winds less than 10 kt, shifting to NE after midnight. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 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 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...SE 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. Caribbean from 11N to 15N W of 72W .TODAY...SE winds 10 to 20 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 within 90 nm of coast of Colombia, and SE less than 10 kt elsewhere. Seas 4 to 6 ft. .SAT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...S winds less than 10 kt. Seas 4 to 6 ft. .SUN...SW winds less than 10 kt. Seas 5 to 7 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .MON...S winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .TODAY...SW winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI...Variable winds less than 10 kt. Seas 3 ft. .FRI NIGHT...Variable winds less than 10 kt, becoming SW less than 10 kt after midnight. Seas 3 ft. .SAT...SW winds less than 10 kt. Seas 3 ft. .SAT NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. .SUN...SW winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SUN NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. .MON...SW winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .FRI...Gulf of Venezuela, E winds 10 to 15 kt, shifting to NE in the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .FRI NIGHT...Gulf of Venezuela, NE winds 10 to 15 kt, shifting to E after midnight. Elsewhere, E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 5 to 7 ft elsewhere. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 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 3 to 5 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. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 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 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 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 3 to 5 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A stationary front from extending from 31N75W to W Palm Beach Florida will gradually dissipate through Fri. A reinforcing cold front will move into the waters off northeast Florida late Fri and early Sat, before also stalling from near 31N75W to South Florida by late Sat and dissipating through Sun. Meanwhile high pressure over the central Atlantic lower pressure in the northwest Caribbean will support moderate to fresh trades winds south of 20N, occasionally pulsing to strong winds north of Hispaniola during the overnight hours. Looking ahead, a third weak front will move south and stall from 31N72W to Central Florida by Mon night. ATLC waters from 27N to 31N W of 77W .TODAY...N winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .FRI...N winds 10 kt. Seas 3 to 4 ft. .FRI NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .SAT...NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 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 kt. Seas 4 to 5 ft. .MON...NE winds less than 10 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...S winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI...S winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...S winds less than 10 kt, shifting to SE after midnight. Seas 4 to 5 ft. .SAT...S winds 10 to 15 kt, shifting to SE in the afternoon. Seas 3 to 5 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .SUN...SE winds less than 10 kt. Seas 4 to 5 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 4 to 5 ft. .MON...SE winds less than 10 kt. Seas 4 to 5 ft. .MON NIGHT...SE winds less than 10 kt. Seas 4 to 5 ft. Bahamas N of 22N .TODAY...SE winds less than 10 kt. Seas 3 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .FRI...E winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SE winds 10 to 15 kt. Seas 5 to 6 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 6 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...E 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. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 15 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 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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 15 kt. Seas 4 to 6 ft. .MON NIGHT...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 to 15 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 ft. .SUN...E winds 10 to 15 kt. Seas 5 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. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.