645 FZNT31 KNHC 141344 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 844 AM EST Thu Dec 14 2023 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...Strong high pressure N of the region will support fresh to strong trade winds across much of the basin today, before gradually diminishing. Fresh to strong NE winds in the Windward Passage will diminish Sat. A cold front will move through the Yucatan Channel and into the NW Caribbean Sat night into Sun. NW Caribbean W of 85W .TODAY...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...W winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...NW winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft. .MON...NW winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .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 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...SW winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .MON...NW winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 8 to 11 ft. .TONIGHT...E winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 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...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .TODAY...NE winds 15 to 25 kt. Seas 8 to 13 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...N winds 10 to 15 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...N winds less than 10 kt. Seas 4 to 6 ft. .SUN...NW winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .MON...N winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 7 to 10 ft elsewhere. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .FRI...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .SAT...E winds 10 to 15 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 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON 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...NE winds 10 to 20 kt. Seas 8 to 12 ft. .TONIGHT...E winds 10 to 15 kt. Seas 7 to 10 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...NE winds 10 to 20 kt. Seas 6 to 9 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 10 to 15 kt. Seas 6 to 9 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 15 kt. Seas 7 to 10 ft. .TONIGHT...E winds 10 to 15 kt. Seas 7 to 10 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 15 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 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A stationary front extends from around Bermuda to the NW Bahamas to the Florida Straits, and will remain in place into Fri. The combination of strong high pressure building north of the area and the front will result in near gale to gale force northeast to east winds and building seas over the waters W of 74W and north of 25N into Fri night, with these winds spreading north- northeastward to the north- central forecast waters Sun night through Mon night. Low pressure is forecast to cross Florida from the Gulf of Mexico Sat night and move into Atlantic waters Sun or Sun night. A large area of gale force winds is possible east of the low. Widespread showers and thunderstorms are expected over most of the western half of the area through the weekend. ATLC waters from 27N to 31N W of 77W ...GALE WARNING THROUGH TONIGHT... .TODAY...NE winds 25 to 35 kt. Seas 11 to 15 ft. .TONIGHT...NE winds 25 to 35 kt. Seas 12 to 17 ft. .FRI...E winds 20 to 30 kt. Seas 11 to 16 ft. .FRI NIGHT...E winds 20 to 25 kt. Seas 9 to 13 ft. .SAT...E winds 20 to 30 kt. Seas 9 to 12 ft. .SAT NIGHT...SE winds 25 to 30 kt. Seas 10 to 13 ft, building to 13 to 16 ft after midnight. .SUN...S winds 20 to 30 kt. Seas 15 to 20 ft. .SUN NIGHT...W winds 15 to 25 kt. Seas 13 to 18 ft. .MON...W winds 20 to 25 kt. Seas 11 to 16 ft. .MON NIGHT...NW winds 15 to 20 kt. Seas 8 to 13 ft, subsiding to 7 to 10 ft after midnight. ATLC waters from 27N to 31N between 65W and 77W ...GALE CONDITIONS POSSIBLE SUN THROUGH MON... .TODAY...NE winds 20 to 30 kt W of 70W, and NE 15 to 25 kt elsewhere. Seas 10 to 15 ft W of 70W, and 8 to 11 ft elsewhere. .TONIGHT...NE winds 20 to 30 kt W of 70W, and NE 15 to 25 kt elsewhere. Seas 11 to 16 ft W of 70W, and 10 to 13 ft elsewhere. .FRI...NE winds 15 to 25 kt. Seas 10 to 15 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 8 to 13 ft. .SAT...E winds 10 to 20 kt. Seas 8 to 11 ft. .SAT NIGHT...E winds 20 to 30 kt. Seas 8 to 13 ft. .SUN...SE winds 25 to 35 kt. Seas 11 to 16 ft. .SUN NIGHT...SE winds 25 to 35 kt. Seas 13 to 18 ft. .MON...S winds 20 to 30 kt. Seas 13 to 18 ft. .MON NIGHT...SW winds 15 to 25 kt. Seas 12 to 17 ft. Bahamas N of 22N ...GALE WARNING THROUGH FRI NIGHT... .TODAY...NE winds 25 to 35 kt. Seas 6 to 9 ft. .TONIGHT...E winds 20 to 30 kt. Seas 8 to 11 ft. .FRI...E winds 15 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .SUN...S winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 6 to 8 ft. .MON...W winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...NE winds 15 to 25 kt W of 70W, and NE 10 to 20 kt elsewhere. Seas 9 to 14 ft W of 70W, and 8 to 10 ft elsewhere. .TONIGHT...NE winds 20 to 30 kt W of 70W, and NE 15 to 25 kt elsewhere. Seas 11 to 16 ft W of 70W, and 8 to 13 ft elsewhere. .FRI...NE winds 20 to 25 kt. Seas 10 to 15 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 11 to 15 ft. .SAT...E winds 15 to 25 kt. Seas 10 to 14 ft. .SAT NIGHT...E winds 20 to 25 kt. Seas 10 to 14 ft. .SUN...SE winds 20 to 25 kt. Seas 10 to 14 ft. .SUN NIGHT...SE winds 15 to 25 kt. Seas 11 to 14 ft. .MON...S winds 15 to 25 kt. Seas 10 to 14 ft. .MON NIGHT...S winds 10 to 20 kt. Seas 8 to 13 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 20 kt. Seas 8 to 11 ft. .TONIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. .SAT...E winds 10 to 20 kt. Seas 8 to 11 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .SUN...SE winds 10 to 20 kt. Seas 8 to 11 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 7 to 10 ft. .MON...SE winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 6 to 9 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...NE winds 15 to 20 kt. Seas 9 to 12 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 9 to 11 ft. .FRI...NE winds 10 to 20 kt. Seas 8 to 9 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 8 to 10 ft. .SAT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 15 to 20 kt. Seas 8 to 10 ft. .SUN...NE winds 15 to 20 kt. Seas 8 to 11 ft. .SUN NIGHT...E winds 20 kt. Seas 9 to 11 ft. .MON...E winds 15 to 20 kt. Seas 9 to 12 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 9 to 12 ft.