000 FZNT31 KNHC 190340 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1040 PM EST Thu Feb 18 2021 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...High pressure north of the Caribbean Sea will maintain fresh to strong trade winds across the central and eastern Caribbean through Fri night. Fresh to strong SE winds are expected in the NW Caribbean and Gulf of Honduras the rest of today as a cold front approaches the Yucatan Channel. The front will reach the NW Caribbean by Fri evening, and extend from central Cuba to the Gulf of Honduras on Sat, then stall and weaken on Sun. Fresh to strong north winds will follow the front. \Forecaster Christensen NW Caribbean W of 85W .TONIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...SE winds 10 to 15 kt, shifting to E in the afternoon. Seas 4 to 6 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 6 to 8 ft. .SAT...N winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...NE winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 4 to 6 ft elsewhere. .FRI...S of 18N, E winds 10 to 20 kt. Elsewhere, SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .FRI NIGHT...S of 18N, E winds 10 to 20 kt. Elsewhere, N winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .SAT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...NE 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 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W ...GALE CONDITIONS POSSIBLE EACH NIGHT SUN NIGHT THROUGH TUE NIGHT... .TONIGHT...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 7 to 10 ft. .FRI...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 7 to 10 ft. .FRI NIGHT...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 7 to 10 ft. .SAT...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 7 to 10 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 to E winds 20 to 25 kt, except 25 to 35 kt within 90 nm of coast of Colombia. Seas 7 to 10 ft. .MON...E winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...NE to E winds 20 to 25 kt, except 25 to 35 kt within 90 nm of coast of Colombia. Seas 7 to 10 ft. .TUE...NE winds 15 to 25 kt. Seas 7 to 10 ft. .TUE NIGHT...NE to E winds 20 to 25 kt, except 25 to 35 kt within 90 nm of coast of Colombia. Seas 7 to 10 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...NE winds 10 to 15 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .SAT...NE winds 10 to 15 kt. Seas 6 to 9 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 7 to 10 ft. .MON...NE winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...NE winds 10 to 15 kt. Seas 7 to 10 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. Caribbean between 64W and 72W .TONIGHT...Gulf of Venezuela, E winds 20 to 30 kt, diminishing to 15 to 20 kt after midnight. Elsewhere, E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .FRI...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .FRI NIGHT...Gulf of Venezuela, E winds 20 to 30 kt, diminishing to 15 to 20 kt after midnight. Elsewhere, E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .SAT...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .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 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 7 to 9 ft. .FRI...E winds 10 to 20 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 20 kt. Seas 6 to 8 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 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 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 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 6 to 8 ft. .MON...E winds 10 to 20 kt. Seas 6 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front approaching the area from the west will move off the northeast Florida coast early Fri, extend from 31N79W to central Florida by late Fri, from 31N73W across the NW Bahamas into western Cuba Fri night, from 31N67W to central Cuba Sat, then stall and weaken from 24N65W to central Cuba on Sun. A band of showers and thunderstorms will accompany the front. High pressure north of the front will support fresh to strong NE to E winds across the western Atlantic Sat night through Mon. ATLC waters from 27N to 31N W of 77W .TONIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...SW winds 15 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NW winds 15 to 25 kt. Seas 6 to 8 ft. .SAT...N winds 15 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .MON...S winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...NW winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...N winds 10 kt. Seas 3 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...S winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...SW winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...NW winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...NE winds 15 to 20 kt. Seas 7 to 9 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 7 to 9 ft. .MON...SE winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...S winds 15 to 25 kt. Seas 6 to 8 ft. .TUE...W winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft. Bahamas N of 22N .TONIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .SAT...NE winds 10 to 20 kt. Seas 3 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 15 to 25 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .MON...SE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...S winds 10 to 15 kt, shifting to SW in the afternoon. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...SE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 6 to 7 ft. .SAT...S winds less than 10 kt. Seas 5 to 6 ft. .SAT NIGHT...NE winds less than 10 kt, increasing to 10 to 20 kt after midnight. Seas 6 to 9 ft. .SUN...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .MON...E winds 15 to 20 kt. Seas 8 to 10 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 7 to 9 ft. .TUE...S winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .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 15 kt, shifting to E 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. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...SE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 15 to 20 kt. Seas 8 to 9 ft. .FRI...E winds 15 to 20 kt. Seas 7 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 7 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 7 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 6 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 6 to 9 ft. .TUE...E winds 10 to 20 kt. Seas 8 to 9 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft.