000 FZNT31 KNHC 242047 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 347 PM EST Wed Jan 24 2018 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...Strong trade winds across the near and offshore waters of NW Colombia will pulse to gale force during the overnight hours through Sun night. A cold front will move slowly SE across the Yucatan Channel and into the NW Caribbean this evening, then stall and gradually dissipate from Central Cuba to N Belize through Fri. Strengthening high pressure in the wake of the front will produce fresh to strong NE winds across the NW Caribbean by late Thu, with these conditions spreading E across the NE Caribbean on Fri night through Sat. Moderate to fresh trades will continue across the tropical Atlc waters E of the Windwards through Fri, with fresh to strong NE winds forecast on Fri night through Sun night. NW Caribbean W of 85W .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .FRI...E winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .SUN...E winds less than 10 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .MON...NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 20 kt S of 18N, and NE 15 to 25 kt elsewhere. Seas 5 to 7 ft. .FRI...E winds 15 to 25 kt. Seas 6 to 9 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...E winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...E winds 15 to 25 kt. Seas 7 to 10 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING... ...GALE CONDITIONS POSSIBLE... .TONIGHT...E winds 25 to 35 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .THU...E winds 20 to 30 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .THU NIGHT...E winds 25 to 35 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .FRI...E winds 20 to 30 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 8 to 13 ft. .SAT...E winds 15 to 25 kt. Seas 8 to 13 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .SUN...E winds 15 to 25 kt. Seas 8 to 11 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .MON...E winds 15 to 25 kt. Seas 8 to 11 ft. .MON NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...NE winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .SAT...NE winds 15 to 25 kt. Seas 8 to 13 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .SUN...NE winds 10 to 20 kt. Seas 8 to 11 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .MON...NE winds 10 to 20 kt. Seas 8 to 11 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. Caribbean between 64W and 72W .TONIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft. .FRI...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .FRI NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT...E winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...E winds 15 to 25 kt. Seas 7 to 10 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .MON...E winds 15 to 25 kt. Seas 7 to 10 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...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...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 20 kt. Seas 6 to 7 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft, building to 8 to 12 ft after midnight. .SUN...NE winds 15 to 25 kt. Seas 9 to 14 ft. .SUN NIGHT...NE winds 15 to 25 kt. Seas 9 to 14 ft. .MON...E winds 15 to 25 kt. Seas 9 to 13 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 8 to 12 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .MON...E winds 10 to 20 kt. Seas 8 to 11 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A cold front extending SW from 31N71W across the NW Bahamas to the Straits of Florida near 24N81W will move slowly SE and reach from 29N65W to Central Cuba on Thu evening, and then stall E to W along 22N Fri night through Sat night. The W portion of the front will lift N across the Straits of Florida on Sun night. Strengthening high pressure in the wake of this front will produce strong to near gale force NE-E winds NW of the front Thu through Sat with conditions improving by Sun. ATLC waters from 27N to 31N W of 77W .TONIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .THU...NE winds 15 to 25 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...E winds 15 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .SAT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 7 to 10 ft. .SUN...SE winds 10 to 20 kt. Seas 8 to 10 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 7 to 9 ft. .MON...NW winds 10 to 20 kt. Seas 7 to 9 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 7 to 9 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TONIGHT...SW winds less than 10 kt, becoming W 10 to 20 kt after midnight. Seas 4 to 5 ft. .THU...N winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...NE winds 20 to 25 kt. Seas 8 to 11 ft. .FRI NIGHT...NE winds 20 to 25 kt. Seas 8 to 12 ft. .SAT...E winds 20 to 25 kt. Seas 8 to 12 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 8 to 12 ft. .SUN...SE winds 15 to 20 kt. Seas 8 to 11 ft. .SUN NIGHT...SE winds 15 to 20 kt. Seas 8 to 10 ft. .MON...S winds 15 to 25 kt. Seas 9 to 10 ft. .MON NIGHT...SW winds 10 to 20 kt. Seas 9 to 10 ft. Bahamas N of 22N .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 6 to 8 ft. .FRI...NE winds 20 to 30 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 20 to 30 kt. Seas 7 to 10 ft. .SAT...E winds 20 to 30 kt. Seas 7 to 10 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...E winds 15 to 25 kt. Seas 6 to 8 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .MON...S winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds less than 10 kt, shifting to N after midnight. Seas 5 to 7 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...W of 70W, NE winds 10 to 20 kt. Elsewhere, E winds 10 to 15 kt, shifting to NE in the afternoon. Seas 5 to 7 ft. .THU NIGHT...W of 70W, NE winds 20 to 30 kt,Seas 7 to 10 ft. Elsewhere, NE winds 10 to 15 kt, increasing to 15 to 25 kt after midnight,Seas 4 to 5 ft, building to 6 to 8 ft after midnight. .FRI...NE winds 20 to 30 kt. Seas 7 to 10 ft, building to 8 to 13 ft in the afternoon. .FRI NIGHT...NE winds 20 to 30 kt. Seas 10 to 15 ft. .SAT...E winds 20 to 30 kt. Seas 12 to 15 ft. .SAT NIGHT...E winds 20 to 25 kt. Seas 12 to 15 ft. .SUN...E winds 20 to 25 kt. Seas 11 to 14 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 10 to 13 ft. .MON...SE winds 10 to 20 kt. Seas 9 to 12 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 8 to 10 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 15 to 25 kt. Seas 6 to 8 ft. .FRI NIGHT...NE winds 20 to 30 kt. Seas 7 to 10 ft, building to 8 to 13 ft after midnight. .SAT...E winds 20 to 30 kt. Seas 10 to 15 ft. .SAT NIGHT...E winds 20 to 30 kt. Seas 10 to 15 ft. .SUN...E winds 20 to 30 kt. Seas 10 to 15 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 9 to 14 ft. .MON...E winds 15 to 25 kt. Seas 8 to 11 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...E winds 15 kt. Seas 5 to 6 ft. .FRI...NE winds 10 to 20 kt. Seas 5 to 6 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 6 to 8 ft. .SAT...NE winds 15 to 25 kt. Seas 8 to 13 ft. .SAT NIGHT...NE winds 20 to 30 kt. Seas 10 to 15 ft. .SUN...NE winds 25 to 30 kt. Seas 13 to 15 ft. .SUN NIGHT...E winds 25 kt. Seas 13 to 14 ft. .MON...E winds 20 to 25 kt. Seas 11 to 13 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 10 to 11 ft.