000 FZNT31 KNHC 201519 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1019 AM EST Mon Feb 20 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...Atlantic high pressure ridge along 26N-27N will help sustain fresh to strong trade winds across the central Caribbean through tonight, then across the south-central portion of the basin through early Thu. Afterward, a new area of high pressure that will build over the western Atlantic in the wake of a cold front will expand fresh to strong trade winds in the central Caribbean through Fri night. Winds will pulse to gale-force off the coast of Colombia at night through the period. Fresh to strong NE to E winds will also occur in the Windward Passage and lee of Cuba Wed afternoon through Fri night. Fresh to strong trade winds and high seas prevailing east of the Leeward Islands will diminish today. NW Caribbean W of 85W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 15 to 25 kt. Seas 5 to 7 ft. .WED...SE winds 15 to 25 kt. Seas 6 to 8 ft. .WED NIGHT...SE winds 15 to 25 kt. Seas 6 to 8 ft. .THU...SE winds 15 to 25 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .TUE...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 5 ft elsewhere. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to 5 ft elsewhere. .WED...E winds 10 to 20 kt. Seas 5 to 7 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. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING... ...GALE CONDITIONS POSSIBLE WED NIGHT... .TODAY...E winds 20 to 30 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 12 ft. .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. .TUE...E winds 15 to 25 kt. Seas 8 to 11 ft. .TUE NIGHT...E winds 25 to 35 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 11 ft. .WED...E winds 15 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...E winds 25 to 35 kt. Seas 7 to 10 ft. .THU...E winds 15 to 25 kt. Seas 8 to 11 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .FRI...E winds 15 to 25 kt. Seas 8 to 13 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 20 kt. Seas 8 to 11 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 8 to 12 ft. .TUE...NE winds 10 to 20 kt. Seas 8 to 12 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .WED...NE winds 10 to 20 kt. Seas 8 to 11 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU...NE winds 10 to 20 kt. Seas 8 to 11 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .FRI...NE winds 15 to 25 kt. Seas 8 to 13 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 8 to 12 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .TONIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 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 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. .WED...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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. .FRI...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 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 8 ft. .TUE...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .WED...NE winds 10 to 15 kt. Seas 5 to 7 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. .FRI...NE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N 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 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 5 to 7 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 20 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A stationary front has dissipated across the NE waters, leaving a weakening high pressure ridge extending E to W along 27N to the NW Bahamas. This pressure pattern will maintain fresh to strong trade winds S of 22N today, then fresh winds tonight through Wed as the high pressure weakens. Fresh to strong E winds are expected over the waters between the southeastern Bahamas and Hispaniola from Wed afternoon through the end of the week, with winds seeping through the Windward Passage during this time. The tail-end of a developing cold front is forecast to emerge from NE Florida today, and affect the northern offshore waters with fresh to strong SW to W winds tonight through early Wed. ATLC waters from 27N to 31N W of 77W .TODAY...W winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...SW winds 10 to 20 kt. Seas 5 to 7 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 less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .THU...S winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...NW winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...SW winds 10 to 15 kt W of 70W, and SW less than 10 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...SW winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...W winds 10 to 20 kt. Seas 6 to 8 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...W winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...W winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft. Bahamas N of 22N .TODAY...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 3 to 5 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .TUE...SE winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .THU...SE winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...E winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SE winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...SE winds 10 kt. Seas 5 to 7 ft. .TUE...S winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .WED...NE winds less than 10 kt. Seas 4 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 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 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 4 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...NE winds 15 to 20 kt. Seas 7 to 9 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 7 to 8 ft. .TUE...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 6 to 7 ft. .WED...NE winds 10 kt. Seas 4 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 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft.