000 FZNT31 KNHC 110929 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 529 AM EDT Wed Oct 11 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...Weak high pressure across the Atlantic near 23N63W extends a ridge westward to the central Bahamas, and will shift slightly W-NW into Thu morning. Moderate to fresh E trade winds will prevail across the eastern and central Caribbean through Thu then gradually diminish into the weekend. Scattered thunderstorms will prevail across the NW basin today NE of a tropical wave currently along 86W. Fresh SE to S winds will develop across the outer Gulf of Honduras and NW Caribbean today and become strong tonight through Thu night as low pressure moves eastward across the northern Gulf of Mexico. NW Caribbean W of 85W .TODAY...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 15 to 25 kt. Seas 4 to 6 ft. .THU...SE winds 15 to 25 kt. Seas 5 to 7 ft. .THU NIGHT...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 20 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 15 kt, shifting to E in the afternoon. Seas 3 to 4 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W .TODAY...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...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. Seas 3 to 4 ft. .SAT...E winds less than 10 kt. Seas 3 to 4 ft. .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...Variable winds less than 10 kt, becoming NE less than 10 kt after midnight. Seas 2 ft or less. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...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 less than 10 kt. Seas 3 to 4 ft. .SUN...E winds less than 10 kt. Seas 3 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. SW Caribbean S of 11N .TODAY...NE winds less than 10 kt, shifting to S in the afternoon. Seas 3 to 5 ft. .TONIGHT...SW winds less than 10 kt. Seas 3 to 5 ft. .THU...Variable winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI...Variable winds less than 10 kt, becoming SE less than 10 kt in the afternoon. 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 in the evening, subsiding to 2 ft or less. .SUN...Variable winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .THU...Gulf of Venezuela, E winds 10 to 20 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 3 to 4 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .THU NIGHT...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. 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...SE winds 10 to 15 kt. Seas 3 ft. .SUN 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 .TODAY...E winds less than 10 kt. Seas 5 to 7 ft. .TONIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .THU...E winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .FRI...SE winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...S winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .SAT...Variable winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .SUN...SE winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Weak high pressure across the central Atlantic near 23N63W extends a ridge westward to the central Bahamas. A weak stationary front extending from 31N71W to just N of the NW Bahamas will drift N through tonight, while weak high pressure shifts W across the remainder of the Bahamas. Low pressure along a Gulf of Mexico front is expected to move eastward across N Florida tonight, then continue eastward and emerge across the W Atlc, bringing strong to gale force winds east of northern and central Florida Thu, then move E of 75W Thu night, and across the NE waters Fri through early Sat. Scattered thunderstorms with large and confused seas are expected to accompany this low pressure system. ATLC waters from 27N to 31N W of 77W .TODAY...E winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...SW winds 20 to 30 kt. Seas 6 to 9 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft. .SAT...SW winds 10 to 15 kt. Seas 5 to 6 ft. .SAT NIGHT...W winds 10 to 20 kt. Seas 5 to 6 ft. .SUN...W winds 15 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING THU... .TODAY...E winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...W of 70W, E winds less than 10 kt, shifting to SE after midnight. Elsewhere, E winds less than 10 kt. Seas 4 to 5 ft. .THU...W of 70W, SW winds 25 to 35 kt. Seas 4 to 6 ft, building to 7 to 10 ft in the afternoon. Elsewhere, SE winds less than 10 kt, shifting to S in the afternoon. Seas 4 to 5 ft. .THU NIGHT...NW winds 15 to 25 kt W of 70W, and SW 20 to 30 kt elsewhere. W of 70W, seas 7 to 10 ft. Elsewhere, seas 5 to 7 ft, building to 7 to 10 ft after midnight. .FRI...N winds 15 to 25 kt. Seas 8 to 13 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .SAT...E winds 10 to 15 kt. Seas 7 to 10 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...SW winds 10 to 20 kt. Seas 6 to 7 ft. .SUN NIGHT...W winds 10 to 20 kt. Seas 6 to 8 ft. Bahamas N of 22N .TODAY...SE winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .THU...S winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SW winds less than 10 kt. Seas 3 ft. .FRI...W winds less than 10 kt. Seas 3 ft. .FRI NIGHT...N winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 ft. .SAT...Variable winds less than 10 kt, becoming NW less than 10 kt in the afternoon. Seas 3 to 5 ft. .SAT NIGHT...NW winds less than 10 kt, shifting to W after midnight. Seas 3 to 5 ft. .SUN...W winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...W winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...S winds less than 10 kt. Seas 5 to 6 ft. .TONIGHT...SE winds 10 to 15 kt W of 70W, and S less than 10 kt elsewhere. Seas 4 to 5 ft. .THU...S winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...W winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...NE winds less than 10 kt. Seas 6 to 9 ft. .SAT NIGHT...S winds less than 10 kt. Seas 6 to 8 ft. .SUN...SW winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .TODAY...SE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .TONIGHT...E 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 less than 10 kt. Seas 3 to 5 ft. .FRI...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .SAT...Variable winds less than 10 kt, becoming W less than 10 kt in the afternoon. Seas 3 to 5 ft. .SAT NIGHT...W winds less than 10 kt. Seas 3 to 5 ft. .SUN...SW winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...SW winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds less than 10 kt. Seas 5 to 6 ft. .TONIGHT...E winds 10 kt. Seas 5 to 6 ft. .THU...E winds less than 10 kt. Seas 5 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 4 to 5 ft. .FRI...Variable winds less than 10 kt, becoming S 10 kt in the afternoon. Seas 4 to 5 ft. .FRI NIGHT...SW winds less than 10 kt. Seas 4 to 5 ft. .SAT...SW winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...SW winds 10 kt. Seas 5 to 7 ft. .SUN...S winds 10 kt. Seas 5 to 7 ft. .SUN NIGHT...S winds 10 kt. Seas 5 to 7 ft.