000 FZNT31 KNHC 270936 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 436 AM EST Mon Feb 27 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...The pressure gradient between a 1019 mb high over the northwest Bahamas and the Colombian low will sustain fresh to strong trade winds over the south-central Caribbean through Fri. Winds off the coast of Colombia might pulse to minimal gale-force Wed and Thu nights. Fresh to strong winds are expected in the Gulf of Honduras at night tonight through Wed. By Thu, these winds will become strong to near-gale force and spread over the northwestern basin. Moderate long-period N swell will impact the northeastern Caribbean and passages most of this week. NW Caribbean W of 85W .TODAY...SE winds 10 to 20 kt. Seas 4 to 5 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...SE winds 10 to 20 kt. Seas 4 to 6 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...SE winds 20 to 30 kt. Seas 5 to 7 ft, building to 7 to 10 ft after midnight. .FRI...SE winds 20 to 30 kt. Seas 7 to 10 ft. .FRI NIGHT...SE winds 15 to 25 kt. Seas 6 to 9 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft S of 18N, and 3 to 4 ft elsewhere. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. .TUE NIGHT...E winds 10 to 15 kt. S of 18N, seas 4 to 6 ft. Elsewhere, seas 2 ft or less, building to 3 ft after midnight. .WED...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...SE winds 15 to 25 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W ...GALE CONDITIONS POSSIBLE WEDNESDAY AND THURSDAY NIGHTS... .TODAY...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft. .TONIGHT...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .TUE...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft. .TUE NIGHT...NE winds 20 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 20 to 30 kt. Seas 6 to 8 ft. .THU...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 20 to 30 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 6 to 9 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 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 6 to 8 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...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, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .TUE...E winds 15 to 20 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft. .TUE NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. 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 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 5 to 7 ft. .TONIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .TUE...E winds less than 10 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .WED...NE winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .THU...E winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 15 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 6 to 8 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front associated with a 998 mb low pressure east of Bermuda near 33N49W will move across the central Atlantic today. Gentle to moderate westerly winds behind the front will linger east of Florida today, and across the Bahamas through midweek. Rough seas behind the front will persist east of 65W through midweek. Looking ahead, another frontal boundary is going to move off the Georgia/Carolinas coast this evening, bringing fresh to strong westerly winds and rising seas to the waters off northeast Florida by late tonight. This boundary will also cause strong to near-gale westerly winds north of 28N across the western Atlantic waters Tue through Wed. ATLC waters from 27N to 31N W of 77W .TODAY...SW winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...SW winds 15 to 25 kt. Seas 6 to 9 ft. .TUE...W winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft. .WED...W winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .THU...SW winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...S winds 15 to 25 kt. Seas 4 to 6 ft. .FRI...S winds 20 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...SW winds 20 to 30 kt. Seas 7 to 10 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...W winds 10 to 15 kt. Seas 6 to 8 ft. .TONIGHT...SW winds 15 to 25 kt W of 70W, and W 10 to 15 kt elsewhere. Seas 6 to 8 ft. .TUE...W winds 15 to 25 kt. Seas 7 to 10 ft. .TUE NIGHT...W winds 10 to 20 kt W of 70W, and W 15 to 25 kt elsewhere. Seas 7 to 10 ft. .WED...NW winds 10 to 15 kt, shifting to N in the afternoon. Seas 6 to 9 ft. .WED NIGHT...SE winds less than 10 kt. Seas 6 to 8 ft. .THU...S winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...S winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...S winds 10 to 20 kt. Seas 6 to 8 ft. Bahamas N of 22N .TODAY...SE winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .TONIGHT...S winds less than 10 kt. Seas 3 ft. .TUE...S winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .TUE NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .WED...SE winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less. .THU...SE winds 10 to 15 kt. Seas 2 ft or less. .THU NIGHT...SE winds 10 to 20 kt. Seas 2 ft or less, building to 3 ft after midnight. .FRI...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...NW winds less than 10 kt W of 70W, and NW 10 to 15 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...NW winds less than 10 kt. Seas 5 to 7 ft. .TUE...W of 70W, SW winds 10 to 15 kt. Elsewhere, SW winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. .TUE NIGHT...W of 70W, W winds 10 to 15 kt, shifting to NW after midnight. Elsewhere, W winds 10 to 15 kt. Seas 5 to 7 ft. .WED...NW winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .THU...SE winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...SE winds 10 to 15 kt. Seas 5 to 6 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...NE winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .TUE...SE winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .WED...E winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...W winds less than 10 kt. Seas 6 to 9 ft. .TONIGHT...NW winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 6 to 8 ft. .TUE...Variable winds less than 10 kt. Seas 6 to 8 ft. .TUE NIGHT...Variable winds less than 10 kt. Seas 6 to 8 ft. .WED...Variable winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...N winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 5 to 7 ft. .THU...Variable winds less than 10 kt. Seas 5 to 7 ft. .THU NIGHT...E winds less than 10 kt. Seas 6 to 7 ft. .FRI...E winds 10 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft.