000 FZNT31 KNHC 191452 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 952 AM EST Thu Dec 19 2019 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 strong cold front across the NW Caribbean extending from E central Cuba to near Grand Cayman to N central Honduras is supporting strong northerly winds and high seas west of the front from the Yucatan Channel to the Gulf of Honduras. The front will gradually stall and weaken tonight through Fri. High pressure north of the area will maintain fresh to strong trades and high seas in the tropical north Atlantic and most of the Caribbean through Sun. NW Caribbean W of 85W .TODAY...N winds 20 to 30 kt. Seas 8 to 13 ft. .TONIGHT...N winds 15 to 25 kt. Seas 8 to 11 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...NW winds less than 10 kt. Seas 3 to 5 ft. .SUN...NW winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NW winds 10 to 20 kt. Seas 6 to 8 ft. .MON...NW winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NW winds 10 to 20 kt. Seas 6 to 9 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 4 to 6 ft elsewhere. .FRI...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt. Seas 6 to 9 ft. .TONIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...E winds 15 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 25 to 30 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .SAT...E winds 15 to 25 kt. Seas 8 to 11 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .SUN...E winds 15 to 25 kt. Seas 8 to 12 ft. .SUN NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .MON...E winds 15 to 25 kt. Seas 7 to 10 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. SW Caribbean S of 11N .TODAY...N winds less than 10 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .SAT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .SUN...NE winds 10 to 20 kt. Seas 8 to 11 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .MON...E winds 10 to 15 kt, shifting to N in the afternoon. Seas 6 to 8 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. Caribbean between 64W and 72W .TODAY...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 7 to 9 ft elsewhere. .TONIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 7 to 9 ft elsewhere. .FRI...E winds 15 to 25 kt. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .FRI NIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 7 to 10 ft elsewhere. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON...E winds 15 to 25 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 15 to 20 kt. Seas 7 to 10 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 6 to 9 ft. .MON...E winds 15 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 15 to 20 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 20 kt. Seas 8 to 11 ft. .TONIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .MON...E winds 10 to 20 kt. Seas 7 to 10 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A strong cold front from 29N65W across the central Bahamas to E central Cuba will reach from 26N65W to the E Cuba tonight then begin to stall. Strong NE winds and high seas are expected across much of the area NW of the front, as it stalls and weaken through Fri night, then begins to drift northward over the weekend. A low pressure center is expected to develop in the eastern Gulf of Mexico on Sat, and move across northern Florida on Sun. Gale force E to SE winds are possible east of northern Florida Sun night and Mon as the low intensifies. ATLC waters from 27N to 31N W of 77W ...GALE CONDITIONS POSSIBLE SUN... .TODAY...NE winds 15 to 25 kt. Seas 8 to 11 ft. .TONIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...E winds 20 to 25 kt. Seas 8 to 11 ft. .FRI NIGHT...E winds 20 to 25 kt. Seas 8 to 11 ft. .SAT...E winds 15 to 25 kt. Seas 8 to 11 ft. .SAT NIGHT...E winds 20 to 25 kt. Seas 8 to 11 ft. .SUN...E winds 20 to 30 kt. Seas 11 to 16 ft. .SUN NIGHT...SE winds 25 to 35 kt, becoming S 15 to 25 kt after midnight. Seas 13 to 18 ft. .MON...SW winds 10 to 20 kt. Seas 11 to 16 ft, subsiding to 9 to 13 ft in the afternoon. .MON NIGHT...W winds 10 to 20 kt. Seas 9 to 12 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE CONDITIONS POSSIBLE SUN NIGHT... .TODAY...N winds 15 to 25 kt. Seas 8 to 11 ft. .TONIGHT...NE winds 15 to 25 kt. Seas 9 to 12 ft. .FRI...NE winds 15 to 25 kt. Seas 8 to 12 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 8 to 12 ft. .SAT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .SUN...E winds 15 to 25 kt. Seas 8 to 12 ft. .SUN NIGHT...E winds 20 to 30 kt. Seas 10 to 15 ft. .MON...SE winds 20 to 30 kt. Seas 10 to 15 ft. .MON NIGHT...S winds 15 to 25 kt. Seas 10 to 14 ft. Bahamas N of 22N .TODAY...NE winds 15 to 25 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...NE winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 20 to 30 kt. Seas 6 to 9 ft. .SAT...E winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .SUN...SE winds 15 to 25 kt. Seas 6 to 8 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 6 to 8 ft. .MON...SW winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...W winds 15 to 25 kt. Seas 4 to 6 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...NE winds 15 to 25 kt W of 70W, and S 10 to 15 kt elsewhere. Seas 8 to 11 ft W of 70W, and 6 to 8 ft elsewhere. .TONIGHT...NE winds 15 to 25 kt W of 70W, and E 15 to 25 kt elsewhere. Seas 8 to 11 ft. .FRI...NE winds 15 to 25 kt W of 70W, and E 10 to 20 kt elsewhere. Seas 8 to 13 ft. .FRI NIGHT...NE winds 20 to 30 kt W of 70W, and NE 15 to 25 kt elsewhere. Seas 9 to 14 ft. .SAT...NE winds 15 to 25 kt. Seas 10 to 13 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 10 to 12 ft. .SUN...E winds 15 to 25 kt. Seas 9 to 11 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 9 to 12 ft. .MON...SE winds 15 to 25 kt. Seas 9 to 12 ft. .MON NIGHT...S winds 10 to 20 kt. Seas 8 to 11 ft. ATLC waters S of 22N W of 65W .TODAY...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON...SE winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...SE winds 10 to 20 kt. Seas 7 to 9 ft. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 15 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 8 to 9 ft. .SUN...E winds 10 to 15 kt. Seas 9 ft. .SUN NIGHT...E winds 15 kt. Seas 8 to 9 ft. .MON...E winds 15 kt. Seas 8 to 10 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 8 to 10 ft.