048 FZNT31 KNHC 200320 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1020 PM 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...Strong high pressure N of the area will help sustain fresh to strong trade winds in the central Caribbean through Mon, then across the south central portions of the sea 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 help maintain fresh to strong trade winds in the 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 through Mon, then again Thu through Fri night. Fresh to strong trade winds and high seas prevailing east of the Leeward Islands will diminish Mon and Mon night. NW Caribbean W of 85W .TONIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...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 9 ft. .THU...SE winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 15 to 25 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. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 5 to 7 ft elsewhere. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .TUE...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. 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. .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 6 to 8 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 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. Caribbean from 11N to 15N W of 72W ...GALE WARNING... ...GALE CONDITIONS POSSIBLE AT NIGHT TUE, WED, THU AND FRI.... .TONIGHT...Between 72W and 76W, NE to E winds 20 to 30 kt except 30 to 35 kt within 90 nm of coast of Colombia. Seas 8 to 11 ft, except 9 to 13 ft within 90 nm of coast of Colombia. Between 76W and 80W ,NE winds 20 to 25 kt W of 78W, and NE to E 20 to 30 kt E of 78W. Seas 9 to 13 ft. W of 80W, NE winds 10 to 20 kt. Seas 7 to 10 ft. .MON....Between 72W and 80W, NE to E winds 15 to 25 kt. Seas 8 to 12 ft. W of 80W, NE to E winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...Between 72W and 80W, NE to E winds 20 to 30 kt except 30 to 35 kt within 90 nm of coast of Colombia. Seas 9 to 13 ft. Between 76W and 80W, NE to E winds 15 to 25 kt. Seas 9 to 13 ft. W of 80W, NE to E winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...Between 72W and 80W, NE to E winds 15 to 25 kt. Seas 9 to 13 ft. W of 80W, NE to E winds 10 to 20 kt. Seas 7 to 10 ft. .TUE NIGHT...Between 72W and 76W, NE to E winds 20 to 30 kt except 30 to 35 kt within 90 nm of coast of Colombia. Seas 8 to 12 ft S of 13N, and 7 to 10 ft N of 13N. Between 76W and 80W, NE to E winds 15 to 25 kt. Seas 7 to 10 ft W of 78W, and 8 to 12 ft E of 78W. W of 80W, E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...Between 72W and 80W, NE to E winds 15 to 25 kt. Seas 9 to 12 ft. W of 80W, E winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...Between 72W and 76W, NE to E winds 25 to 35 kt S of 13N, and NE to E 15 to 25 kt N of 13N. Seas 8 to 12 ft. Between 76W and 80W, NE to E winds 15 to 25 kt W of 78W, and NE to E 20 to 30 kt E of 78W. Seas 7 to 11 ft. W of 80W, NE to E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...Between 72W and 80W, NE to E winds 15 to 25 kt. Seas 9 to 13 ft. W of 80W, NE to E winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...Between 72W and 76W, NE to E winds 25 to 30 kt, except 30 to 35 kt within 90 nm of coast of Colombia. Seas 8 to 11 ft, except 9 to 12 ft within 90 nm of coast of Colombia. Between 76W and 80W, NE to E winds 15 to 25 kt W of 78W, and NE to E 25 to 30 kt E of 78W. Seas 8 to 12 ft. W of 80W, NE to E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...Between 72W and 76W, NE to E winds 20 to 30 kt except 30 to 35 kt within 60 nm of coast of Colombia early. Seas 8 to 12 ft, except 10 to 14 ft within 60 nm of coast of Colombia early, subsiding to 9 to 12 ft. Between 76W and 80W, NE to E winds 15 to 25 kt W of 78W, and NE to E 20 to 30 kt E of 78W. Seas 9 to 14 ft. W of 80W, NE to E winds 10 to 20 kt. Seas 7 to 11 ft. .FRI NIGHT...Between 72W and 76W, NE to E winds 20 to 30 kt except 30 to 35 kt within 60 nm of coast of Colombia. Seas 8 to 11 ft, except 9 to 12 ft within 60 nm of coast of Colombia. Between 76W and 80W, NE to E winds 15 to 25 kt W of 78W, and NE to E 20 to 30 kt E of 78W. Seas 8 to 12 ft. W of 80W, NE to E winds 10 to 20 kt. Seas 7 to 11 ft. SW Caribbean S of 11N .TONIGHT...NE winds 15 to 25 kt. Seas 8 to 12 ft. .MON...NE winds 10 to 20 kt. Seas 8 to 11 ft. .MON NIGHT...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 .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 9 ft elsewhere. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .MON NIGHT...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 10 to 20 kt. Seas 6 to 8 ft. .WED...E winds 10 to 20 kt. Seas 6 to 8 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. .FRI...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI 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 .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 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 5 to 6 ft. .THU...NE winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 6 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 .TONIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 9 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 5 to 7 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 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front extends from near 31N53W to 28N61W, where it becomes a stationary front to the NW Bahamas. The cold front will continue southeastward through Mon and become stationary. The entire frontal boundary will gradually dissipate through Mon night. Weakening high pressure is centered across the NE waters and to the S of the front. This pressure pattern will maintain fresh to strong trade winds S of 22N through Mon, then fresh winds Mon night through Wed as high pressure weakens. The tail-end of a new 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 Mon night through early Wed. ATLC waters from 27N to 31N W of 77W .TONIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. .MON...W winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...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 5 to 7 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 4 to 6 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NW winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...E winds 10 to 15 kt, shifting to S after midnight. Seas 6 to 8 ft. .MON...SW winds 10 to 15 kt W of 70W, and SW less than 10 kt elsewhere. Seas 5 to 7 ft. .MON NIGHT...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 6 to 8 ft. .WED NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .THU...S to SW winds less than 10 kt. 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 4 to 6 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. Bahamas N of 22N .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...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 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON...SE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...SE winds 10 kt. Seas 5 to 7 ft. .TUE...S winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...E 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 4 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...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 5 to 6 ft. .THU NIGHT...NE 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 5 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...NE winds 15 to 20 kt. Seas 7 to 9 ft. .MON...NE winds 15 to 20 kt. Seas 7 to 9 ft. .MON NIGHT...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 5 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft. .THU...NE winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 6 ft. .FRI...NE winds 10 to 15 kt. Seas 6 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 6 ft.