761 FZNT31 KNHC 040914 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 414 AM EST Sat Jan 4 2025 Marine Weather HF Voice Broadcast for the Tropical N Atlantic from 07N to 19N W of 55W, the N Atlantic from 19N to 31N W of 55W including the 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 W of 55W .SYNOPSIS...High pressure N of area will continue to support fresh to strong NE winds in the NW Caribbean and Windward Passage through Sun evening. Similar wind speeds are also expected in the central Caribbean, and parts of the eastern Caribbean, including the Mona Passage, through at least Mon. These winds will diminish Mon night into Tue as the high pressure shifts eastward ahead of the next cold front forecast to enter the NW Caribbean early on Tue. Moderate to fresh N to NE winds and moderate seas are expected behind the front forecast to reach from central Cuba to Belize by Tue evening, and from the Windward Passage to the Gulf of Honduras by Wed morning before dissipating Wed night. NW Caribbean W of 85W .TODAY...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .MON NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .TUE...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean N of 15N between 72W and 85W .TODAY...NE winds 10 to 20 kt S of 18N, and NE 15 to 25 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SUN...E winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 6 to 9 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .WED...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 6 to 8 ft. .TONIGHT...NE winds 20 to 25 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 6 to 8 ft. .SUN...E winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .MON...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...E 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 20 kt. Seas 5 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 15 to 20 kt. Seas 5 to 6 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON...N winds less than 10 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...N winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean between 64W and 72W .TODAY...NE winds 15 to 20 kt Gulf of Venezuela, and NE 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TONIGHT...NE winds 15 to 25 kt. Seas 5 to 7 ft. .SUN...NE winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 20 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 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED 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 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .TUE...E winds 10 to 15 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .WED...E winds less than 10 kt. Seas 5 to 7 ft. .WED NIGHT...E 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 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 6 to 9 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. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A stationary front extending from 31N54W to the SE Bahamas and eastern Cuba will continue to weaken and gradually dissipate today. A new cold front is currently moving off the NE Florida coast. Strong to minimal gale force winds and rough to very rough seas will accompany the front mainly north of 29N through early tonight. Then, winds will briefly diminish from west to east on Sun, but a swell event will continue to affect most of the waters E of 70W through Mon. Looking ahead, fresh to strong southerly winds will return to the waters off NE Florida and north of the Bahamas Sun night into Mon, rapidly reaching gale force speeds ahead of the next cold front expected to move off the coast Mon evening. The front will extend from 31N70W to western Cuba by Tue morning, and from 31N57W to SE Bahamas and eastern Cuba Tue night. Another swell event, with very rough seas will follow the front, affecting mainly the waters N of 29N on Tue, and propagating across the area N of 27N and E of 70W on Wed. ATLC waters from 27N to 31N W of 77W ...GALE CONDITIONS POSSIBLE MON... .TODAY...N winds 15 to 25 kt. Seas 8 to 11 ft. .TONIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft. .SUN...N winds less than 10 kt, shifting to SE in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .MON...SW winds 20 to 30 kt. Seas 7 to 10 ft. .MON NIGHT...W winds 20 to 30 kt. Seas 8 to 13 ft. .TUE...NW winds 15 to 20 kt. Seas 8 to 11 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft. .WED...NE winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 5 to 6 ft. .WED NIGHT...W winds less than 10 kt, increasing to 10 to 20 kt after midnight. Seas 4 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... ...GALE CONDITIONS POSSIBLE MON NIGHT INTO TUE... .TODAY...NW winds 20 to 30 kt W of 70W, and W 20 to 30 kt elsewhere. Seas 11 to 16 ft. .TONIGHT...NW winds 15 to 25 kt. Seas 9 to 14 ft W of 70W, and 14 to 19 ft elsewhere. .SUN...NW winds 10 to 15 kt W of 70W, and NW 15 to 25 kt elsewhere. Seas 8 to 11 ft W of 70W, and 11 to 16 ft elsewhere. .SUN NIGHT...W of 70W, N winds less than 10 kt, shifting to S after midnight. Elsewhere, NW winds 10 to 20 kt. Seas 6 to 9 ft W of 70W, and 9 to 14 ft elsewhere. .MON...SW winds 10 to 15 kt, increasing to 15 to 25 kt in the afternoon. Seas 6 to 9 ft. .MON NIGHT...SW winds 20 to 30 kt. Seas 7 to 10 ft, building to 8 to 13 ft after midnight. .TUE...W winds 20 to 30 kt. Seas 11 to 16 ft. .TUE NIGHT...NW winds 10 to 20 kt. Seas 10 to 15 ft. .WED...N winds 10 to 20 kt. Seas 8 to 13 ft. .WED NIGHT...NW winds less than 10 kt, shifting to W after midnight. Seas 7 to 10 ft. Bahamas N of 22N .TODAY...N winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...NW winds 10 to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...NE winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...NW winds 10 to 20 kt. Seas 7 to 10 ft. .TONIGHT...N winds 10 to 20 kt. Seas 8 to 11 ft. .SUN...N winds 10 to 15 kt. Seas 8 to 11 ft W of 70W, and 8 to 13 ft elsewhere. .SUN NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft W of 70W, and 8 to 11 ft elsewhere. .MON...SE winds 10 to 15 kt. Seas 6 to 9 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...SW winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 6 to 9 ft. .WED...N winds 10 to 15 kt. Seas 6 to 9 ft. .WED NIGHT...NE winds 10 to 15 kt, shifting to N after midnight. Seas 6 to 9 ft. ATLC waters S of 22N W of 65W .TODAY...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 10 to 15 kt, shifting to SE after midnight. 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, shifting to N after midnight. Seas 3 to 5 ft. .WED...N winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...N winds 10 to 15 kt, shifting to NE after midnight. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 7 ft. .TONIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 6 to 7 ft. .SUN...NE winds 10 to 15 kt. Seas 6 to 9 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 7 to 10 ft. .MON...NE winds 10 to 15 kt. Seas 8 to 10 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 8 to 9 ft. .TUE...SE winds 10 to 15 kt. Seas 7 to 9 ft. .TUE NIGHT...SE winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 6 to 8 ft. .WED...Variable winds less than 10 kt, becoming SE less than 10 kt in the afternoon. Seas 5 to 7 ft. .WED NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft.