000 FZNT31 KNHC 231430 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 930 AM EST Thu Nov 23 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...A trough will linger in the west-central Caribbean through Friday night. A cold front will enter the NW Caribbean early on Friday, then slowly move SE into the NW Caribbean through Saturday as it weakens. NW Caribbean W of 85W .TODAY...W winds 10 to 15 kt. Seas 2 to 3 ft. .TONIGHT...W winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...NW winds 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...NW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 ft. .SAT...NW winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...N winds less than 10 kt. Seas 2 ft or less. .SUN...NW winds 10 to 15 kt. Seas 3 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .MON...NW winds 10 to 20 kt. Seas 3 to 4 ft. .MON NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TODAY...S of 18N, E winds 10 to 15 kt. Elsewhere, NE winds less than 10 kt, shifting to S in the afternoon. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .TONIGHT...NE winds 10 to 15 kt S of 18N, and NW less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .FRI...NE winds 10 to 15 kt S of 18N, and NW less than 10 kt elsewhere. S of 18N, seas 3 to 5 ft. Elsewhere, seas 2 to 3 ft. .FRI NIGHT...NE winds 10 to 15 kt S of 18N, and N less than 10 kt elsewhere. Seas 3 ft. .SAT...NE winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 ft. .SUN...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 20 to 25 kt and seas 5 to 7 ft within 60 nm of coast of Nicaragua. Elsewhere, NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. .SUN...NE winds 10 to 15 kt. Seas 4 to 5 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .TODAY...W winds less than 10 kt. Seas 3 ft. .TONIGHT...NW winds less than 10 kt. Seas 2 ft or less. .FRI...NW winds less than 10 kt. Seas 3 ft. .FRI NIGHT...NW winds less than 10 kt. Seas 3 to 4 ft. .SAT...NW winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .SUN...NW winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .MON...N winds less than 10 kt, shifting to NW in the afternoon. Seas 3 to 5 ft. .MON NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 15 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 15 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 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. .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 15 kt. Seas 5 to 7 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 4 to 6 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. 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, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .MON...SE winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...E winds less than 10 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 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 4 to 6 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. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...Low pressure currently over the eastern Gulf of Mexico just NW of Tampa, will move across Florida into the SW N Atlantic by this evening. The associated cold front will move across the forecast area through Sunday night. ATLC waters from 27N to 31N W of 77W .TODAY...SE winds 10 to 15 kt. Seas 5 to 6 ft. .TONIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...NW winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NW winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 4 to 5 ft. .SUN...N winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...W of 70W, E winds less than 10 kt. Elsewhere, NW winds 10 to 15 kt, shifting to N in the afternoon. Seas 5 to 7 ft W of 70W, and 7 to 10 ft elsewhere. .TONIGHT...W of 70W, SE winds less than 10 kt, shifting to S after midnight. Elsewhere, Variable winds less than 10 kt, becoming S less than 10 kt after midnight. Seas 5 to 7 ft. .FRI...W of 70W, SW winds 10 to 15 kt. Elsewhere, S winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .FRI NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...SW winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...W winds 10 to 15 kt. Seas 4 to 5 ft. .SUN...NW winds 10 to 15 kt. Seas 4 to 5 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 4 to 5 ft. .MON...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Bahamas N of 22N .TODAY...SE winds less than 10 kt. Seas 3 ft. .TONIGHT...S winds less than 10 kt. Seas 2 ft or less. .FRI...S winds less than 10 kt. Seas 2 to 3 ft. .FRI NIGHT...SW winds less than 10 kt. Seas 2 ft or less. .SAT...W winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...NW winds less than 10 kt. Seas 2 ft or less. .SUN...N winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...N winds 10 to 15 kt. Seas 3 ft. .MON...NE winds 10 to 15 kt. Seas 3 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...Variable winds less than 10 kt. Seas 5 to 7 ft. .TONIGHT...S winds less than 10 kt W of 70W, and Variable less than 10 kt elsewhere. Seas 5 to 6 ft. .FRI...SE winds less than 10 kt. Seas 4 to 5 ft. .FRI NIGHT...SE winds 10 kt. Seas 4 to 5 ft. .SAT...S winds less than 10 kt. Seas 4 to 5 ft. .SAT NIGHT...S winds less than 10 kt. Seas 4 to 5 ft. .SUN...W winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...W winds less than 10 kt, shifting to NE after midnight. Seas 4 to 5 ft. .MON...NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...Variable winds less than 10 kt, becoming E less than 10 kt in the afternoon. Seas 3 to 5 ft. .TONIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .FRI...E winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .SUN...SE winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .MON...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt. Seas 6 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .FRI...E winds 10 kt. Seas 5 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .MON...SE winds 10 kt. Seas 5 to 6 ft. .MON NIGHT...E winds less than 10 kt. Seas 5 to 6 ft.