000 FZNT31 KNHC 111400 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 900 AM EST Sat Mar 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...A series of high pressures will pass N of the area, maintaining a tradewind dominated regime into next week. Large northerly swell impacting the regional Atlantic waters, including passages of the NE Caribbean, will gradually subside into Mon. Winds off the coast of Colombia will likely pulse to strong at night into Sun night. Fresh to strong ESE winds are expected across the the Gulf of Honduras Sun through Mon night. Looking ahead, a cold front is forecast to enter the northwestern basin early Wed, which will bring fresh to locally strong NE winds and rising seas. NW Caribbean W of 85W .TODAY...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE winds less than 10 kt, shifting to N in the afternoon. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean N of 15N between 72W and 85W .TODAY...SE winds less than 10 kt. Seas 3 ft. .TONIGHT...SE winds less than 10 kt. Seas 2 ft or less. .SUN...SE winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .WED...E winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 15 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. 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 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .TODAY...NE winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .SUN...NE winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .MON...NE winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .TUE...NE winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .WED...N winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. Caribbean between 64W and 72W .TODAY...Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .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. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds less than 10 kt. Seas 6 to 9 ft. .TONIGHT...SE winds less than 10 kt. Seas 6 to 9 ft. .SUN...SE winds less than 10 kt. Seas 6 to 8 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .MON...E winds less than 10 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 9 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .WED...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 6 to 9 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 6 to 9 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 15 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...E winds 10 to 15 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front over the far NW waters and N Florida will move quickly E-SE and reach from Bermuda to near Miami, Florida, this evening, then from 28N55W to just offshore Cuba Sun evening before dissipating. Strong to gale-force SW to W winds are expected N of 26N and ahead of the front into Sun night, while strong to gale-force NW winds prevail W of the front and N of 26N. Moderate to large N to NE swell currently dominating the regional waters will gradually subside into Mon to the S of 25N, while seas remain 10 ft and higher to the N of 25N as the frontal system sweeps across the area. Another cold front will move across the far NW waters Mon and drag a cold front SE across the area, reaching from 31N58W to eastern Cuba by Wed evening. ATLC waters from 27N to 31N W of 77W .TODAY...NW winds 15 to 25 kt. Seas 8 to 11 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 7 to 10 ft. .SUN...S winds 10 to 20 kt. Seas 6 to 7 ft. .SUN NIGHT...SW winds 15 to 25 kt. Seas 7 to 10 ft. .MON...W winds 15 to 25 kt. Seas 8 to 11 ft. .MON NIGHT...NW winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...NW winds 10 to 20 kt. Seas 7 to 9 ft. .TUE NIGHT...N winds 15 to 20 kt. Seas 7 to 9 ft. .WED...N winds 15 to 20 kt. Seas 7 to 9 ft. .WED NIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... .TODAY...W winds 15 to 25 kt W of 70W, and SW 25 to 35 kt elsewhere. Seas 10 to 14 ft. .TONIGHT...NW winds 25 to 35 kt W of 70W, and W 25 to 35 kt elsewhere. Seas 8 to 13 ft W of 70W, and 12 to 16 ft elsewhere. .SUN...NW winds 10 to 20 kt W of 70W, and NW 15 to 25 kt elsewhere. Seas 8 to 13 ft W of 70W, and 12 to 17 ft elsewhere. .SUN NIGHT...S winds 15 to 25 kt W of 70W, and NW 10 to 20 kt elsewhere. Seas 8 to 11 ft W of 70W, and 12 to 17 ft elsewhere. .MON...SW winds 15 to 25 kt. Seas 9 to 13 ft. .MON NIGHT...W winds 15 to 25 kt. Seas 9 to 12 ft. .TUE...W winds 10 to 20 kt. Seas 8 to 13 ft. .TUE NIGHT...NW winds 15 to 25 kt. Seas 8 to 12 ft. .WED...NW winds 15 to 25 kt. Seas 9 to 12 ft. .WED NIGHT...NW winds 15 to 25 kt. Seas 10 to 15 ft. Bahamas N of 22N .TODAY...W winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...NW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .SUN...S winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds less than 10 kt, shifting to S after midnight. Seas 3 to 5 ft. .MON...SW winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .TUE...SW winds 10 to 15 kt, shifting to NW in the afternoon. Seas 3 to 5 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED...N winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...W of 70W, SW winds 15 to 25 kt. Elsewhere, SW winds 10 to 15 kt, increasing to 15 to 25 kt in the afternoon. Seas 8 to 11 ft. .TONIGHT...NW winds 10 to 20 kt W of 70W, and W 15 to 25 kt elsewhere. Seas 8 to 12 ft. .SUN...NW winds 10 to 15 kt. Seas 8 to 11 ft. .SUN NIGHT...W of 70W, SE winds 10 to 15 kt. Elsewhere, N winds 10 to 15 kt, shifting to NE after midnight. Seas 8 to 11 ft. .MON...S winds 10 to 15 kt. Seas 8 to 11 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 7 to 10 ft. .TUE...SW winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas 7 to 10 ft. .WED...NW winds 10 to 15 kt. Seas 7 to 10 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 7 to 9 ft. ATLC waters S of 22N W of 65W .TODAY...Variable winds less than 10 kt, becoming SW less than 10 kt in the afternoon. Seas 6 to 8 ft. .TONIGHT...SW winds less than 10 kt. Seas 5 to 7 ft. .SUN...W winds less than 10 kt. Seas 4 to 6 ft. .SUN NIGHT...N winds less than 10 kt, shifting to SE after midnight. Seas 4 to 6 ft. .MON...SE winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft. .TUE...SE winds less than 10 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .WED...S winds less than 10 kt, shifting to SW in the afternoon. Seas 4 to 6 ft. .WED NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 10 to 12 ft. .TONIGHT...S winds 10 kt. Seas 8 to 11 ft. .SUN...SW winds 10 to 15 kt. Seas 7 to 9 ft. .SUN NIGHT...W winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 6 to 8 ft. .MON...W winds less than 10 kt. Seas 7 to 10 ft. .MON NIGHT...Variable winds less than 10 kt. Seas 8 to 11 ft. .TUE...SE winds less than 10 kt. Seas 8 to 11 ft. .TUE NIGHT...SE winds 10 kt. Seas 7 to 9 ft. .WED...SE winds 10 kt. Seas 7 to 9 ft. .WED NIGHT...S winds 10 to 15 kt. Seas 7 to 8 ft.