000 FZNT31 KNHC 190913 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 413 AM EST Sun Feb 19 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...Surface ridging associated with a 1026 mb high pressure centered NE of the area extends southward across the northern Caribbean. The high will weaken today and dissipate tonight as a cold front continues to move SE across the western Atlantic. A new center of high pressure will develop near 27N60W on Mon in the wake of the cold front and will sustain fresh to strong easterly trades in the central and great portion of the SW Caribbean through Thu night. Fresh to strong NE to E winds will also occur in the Windward Passage and lee of central and eastern Cuba most of the forecast period. Winds will pulse nightly to gale force off the coast of Colombia through Thu night. High seas in mixed N and NE swell across the tropical Atlantic waters will subside Mon night. Otherwise, fresh to strong trade winds prevailing east of the Leeward Islands will diminish to fresh speeds tonight through Mon night. NW Caribbean W of 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. .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. .TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...SE winds 15 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .THU...SE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 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 S of 18N, and E less than 10 kt elsewhere. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING... .TODAY...E winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .TONIGHT...E winds 20 to 35 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 9 to 14 ft within 90 nm of coast of Colombia, and 8 to 11 ft elsewhere. .MON...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. .MON NIGHT...E winds 20 to 35 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .TUE...E winds 10 to 20 kt. Seas 8 to 11 ft. .TUE NIGHT...E winds 20 to 35 kt. Seas 7 to 10 ft. .WED...E winds 15 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...E winds 20 to 35 kt. Seas 7 to 10 ft. .THU...E winds 15 to 25 kt. Seas 8 to 13 ft. .THU NIGHT...E winds 20 to 35 kt. Seas 8 to 11 ft. SW Caribbean S of 11N .TODAY...NE winds 15 to 25 kt. Seas 8 to 11 ft. .TONIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .MON...NE winds 10 to 20 kt. Seas 8 to 13 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .TUE...NE winds 10 to 20 kt. Seas 8 to 11 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .WED...NE winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...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 10 to 20 kt. Seas 8 to 11 ft. Caribbean between 64W and 72W .TODAY...Gulf of Venezuela, E winds 10 to 15 kt, shifting to NE 15 to 25 kt in the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .TONIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .MON NIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...NE winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...NE 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 6 to 8 ft. .TUE...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .WED...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...NE winds 10 to 20 kt. Seas 7 to 10 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .THU...NE winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Surface ridging associated with a 1026 mb high centered near 30N54W extends SW across the Bahamas. A cold front extends across the W Atlantic from 31N59W to southern Andros Island and then stalls across western Cuba. Fresh to strong trade winds will prevail S of 22N through late Mon, except N of Hispaniola and the approaches to the Windward Passage that will continue through the forecast period. Fresh NE winds will prevail behind the front, then gradually veer to the E and diminish through this evening as the front stalls before dissipating. The tail of a cold front is forecast to emerge from NE Florida on Mon morning and affect the northern offshore waters with moderate to fresh SW to W winds through early Wed. ATLC waters from 27N to 31N W of 77W .TODAY...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft. .TONIGHT...SW winds less than 10 kt. Seas 5 to 7 ft. .MON...SW winds 10 to 15 kt. Seas 4 to 5 ft. .MON NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...W winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. .WED...S winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .THU...SW winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 15 kt, shifting to S after midnight. Seas 6 to 8 ft. .MON...W of 70W, SW winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Elsewhere, SW winds less than 10 kt. Seas 5 to 6 ft. .MON NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...SW winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. .WED...NW winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .THU...S winds less than 10 kt, shifting to SW in the afternoon. Seas 3 to 5 ft. .THU NIGHT...SW winds less than 10 kt, shifting to W after midnight. Seas 3 to 5 ft. Bahamas N of 22N .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 3 to 5 ft. .MON NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .TUE...SE winds less than 10 kt. Seas 3 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft. .WED...SE winds 10 to 15 kt. Seas 3 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .THU...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...SE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE...S winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds less than 10 kt. Seas 4 to 5 ft. .WED...E winds less than 10 kt. Seas 4 to 5 ft. .WED NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 4 to 5 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 5 to 6 ft. ...GALE WARNING... ...GALE CONDITIONS POSSIBLE... ...GALE CONDITIONS POSSIBLE... ...GALE CONDITIONS POSSIBLE... .THU NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...NE winds 15 to 20 kt. Seas 7 to 8 ft. .TONIGHT...NE winds 15 to 20 kt. Seas 7 to 9 ft. .MON...NE winds 10 to 20 kt. Seas 7 to 9 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...NE winds 10 to 15 kt. Seas 6 to 7 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft. .WED...NE winds 10 to 15 kt. Seas 5 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.