000 FZNT31 KNHC 122054 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 454 PM EDT Thu Oct 12 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...Moderate to fresh trade winds across the eastern and central Caribbean will diminish to gentle to moderate early Fri and prevail through Tue. Fresh to strong SE to S winds in the Gulf of Honduras and NW Caribbean will continue through Fri night. A cold front will sink S-SE across the western Atlantic over the weekend and act to maintain the weak trade wind flow across the basin and support moderate to fresh northerly winds in the NW Caribbean Mon and Tue. NW Caribbean W of 85W .TONIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...SE winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .MON...N winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...N winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. Seas 3 to 4 ft. .SAT...S of 18N, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, SE winds less than 10 kt. Seas 3 to 4 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less. .SUN...SE winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...E winds less than 10 kt. Seas 2 ft or less. .MON...N winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...N winds less than 10 kt, shifting to NE after midnight. Seas 3 to 4 ft. .TUE...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft. .SUN...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .MON...E winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...E winds less than 10 kt. Seas 2 ft or less. .TUE...SE winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. SW Caribbean S of 11N .TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI...Variable winds less than 10 kt. Seas 3 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 ft. .SAT...Variable winds less than 10 kt. Seas 3 ft. .SAT NIGHT...Variable winds less than 10 kt. Seas 3 ft. .SUN...Variable winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...W winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .MON...SW winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...SW winds less than 10 kt. Seas 2 ft or less. .TUE...SW winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...SE winds less than 10 kt. Seas 2 ft or less. Caribbean between 64W and 72W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .FRI...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .SAT...Variable winds less than 10 kt, becoming SE less than 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .SUN...SE winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds less than 10 kt, shifting to E after midnight. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Low pressure of 1001 mb over the Florida Panhandle will emerge across the W Atlc tonight, and will continue to support strong to near gale force winds over the NE and central Florida offshore waters through tonight as a cold front associated with the low moves across the area. Gale force winds will also develop early tonight across the northern offshore waters N of 30N just SE of the low and ahead of the front. Gale force winds will then continue to affect the offshore waters N of 28N as the cold front extend from 31N65W to 28N72W Fri morning. Winds will diminish below gale-force early Sat as the front exit the area. Scattered showers and thunderstorms as well as rough seas are expected with this frontal system. ATLC waters from 27N to 31N W of 77W .TONIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...W winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...W winds 10 to 20 kt. Seas 4 to 5 ft. .SUN...W winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft. .MON...W winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...NW winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... .TONIGHT...W of 70W, W winds 15 to 25 kt,Seas 7 to 10 ft. Elsewhere, SW winds 10 to 15 kt, increasing to 20 to 35 kt after midnight,Seas 3 to 5 ft, building to 6 to 9 ft after midnight. .FRI...N winds 10 to 20 kt W of 70W, and NW 20 to 30 kt elsewhere. Seas 7 to 10 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft W of 70W, and 8 to 11 ft elsewhere. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft W of 70W, and 6 to 9 ft elsewhere. .SAT NIGHT...S winds 10 to 20 kt. Seas 5 to 6 ft. .SUN...SW winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. .MON...W winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...W winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...W winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 6 to 8 ft. Bahamas N of 22N .TONIGHT...S winds less than 10 kt. Seas 2 ft or less. .FRI...SW winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...W winds less than 10 kt. Seas 2 ft or less. .SAT...W winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...W winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .SUN...W winds 10 to 15 kt. Seas 3 ft. .SUN NIGHT...W winds 10 to 20 kt. Seas 3 ft. .MON...W winds 10 to 20 kt. Seas 3 to 4 ft. .MON NIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...NW winds 10 to 15 kt, shifting to N in the afternoon. Seas 3 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...W of 70W, SW winds 10 to 15 kt. Elsewhere, SW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .FRI...SW winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...W of 70W, NW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Elsewhere, NW winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...W winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...W winds less than 10 kt, shifting to SW after midnight. Seas 4 to 6 ft. .SUN...SW winds 10 to 15 kt. Seas 4 to 5 ft. .SUN NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. .MON...SW winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...SW winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...W winds less than 10 kt, shifting to E after midnight. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .TONIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .FRI NIGHT...N winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. .SAT...Variable winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...Variable winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .SUN...S winds less than 10 kt. Seas 3 ft. .SUN NIGHT...S winds less than 10 kt. Seas 3 ft. .MON...S winds 10 to 15 kt. Seas 3 ft. .MON NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .TUE...SE winds less than 10 kt. Seas 3 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...SE winds less than 10 kt. Seas 4 ft. .FRI...Variable winds less than 10 kt, becoming S 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. .SAT...SW winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SW winds less than 10 kt. Seas 4 to 6 ft. .SUN...S winds 10 kt. Seas 4 to 6 ft. .SUN NIGHT...S winds 10 kt. Seas 4 to 6 ft. .MON...SE winds 10 kt. Seas 4 to 5 ft. .MON NIGHT...SE winds 10 kt. Seas 4 to 5 ft. .TUE...E winds 10 kt. Seas 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.