000 FZNT31 KNHC 182111 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 411 PM EST Fri Jan 18 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 ATLC from 07N to 19N between 55W and 64W .SYNOPSIS...Fresh to strong trade winds will continue in the S central Caribbean Sea through Wednesday night. The winds will increase to gale force along the immediate coast of Colombia tonight and on Saturday night, and then again on Monday night and on Tuesday night. Moderate to locally fresh trade winds will prevail elsewhere. A strong cold front will cross the NW Caribbean Sea on Sunday and Monday, then stall and weaken. The front will reach from the Yucatan Channel to the central coast of Honduras on Sunday morning, and then extend from SE Cuba to the eastern coast of Honduras on Sunday night. Fresh to strong N winds are expected behind the front. NW Caribbean W of 85W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 ft. .SUN...N winds 15 to 25 kt. Seas 4 to 6 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .MON...N winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED...SE winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt S of 18N, and S less than 10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. .SUN...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .MON...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 15 to 25 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .WED...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING... ...GALE CONDITIONS POSSIBLE... .TONIGHT...NE to E winds 20 to 25 kt...increasing to 30 to 35 kt along coast of Colombia. Seas 7 to 10 ft in E swell. Seas 6 to 9 ft in NW swell. .SAT...NE to E winds 20 to 25 kt. Seas 7 to 10 ft in N swell. .SAT NIGHT...E winds 20 to 30 kt within 90 nm of coast of Colombia...increasing to 30 to 35 kt. Seas 7 to 10 ft in NW swell. NE to E winds 20 to 25 kt elsewhere. Seas 7 to 10 ft in N swell. .SUN...NE to E winds 20 to 30 kt within 90 nm of coast of Colombia, and NE to E 20 to 25 kt elsewhere. Seas 7 to 11 ft in N swell. .SUN NIGHT...NE winds 20 to 25 kt. Seas 6 to 8 ft. .MON...NE to E winds 20 to 25 kt. Seas 6 to 8 ft. .MON NIGHT...NE to E winds 20 to 25 kt...increasing to 30 to 35 kt along coast of Colombia. Seas 7 to 10 ft in NW swell. .TUE...NE to E winds 20 to 25 kt. Seas 7 to 10 ft in NW swell. .TUE NIGHT...NE to E winds 25 to 30 kt. ..increasing to 30 to 35 kt along coast of Colombia. Seas 7 to 11 ft in NW swell. .WED...E winds 20 to 30 kt. Seas 7 to 11 ft in NW swell. .WED NIGHT...E winds 25 to 30 kt. Seas 8 to 12 ft in NW to N swell. SW Caribbean S of 11N .TONIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN...N winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .MON...NE winds 15 to 25 kt. Seas 7 to 10 ft. .MON NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .TUE...NE winds 15 to 25 kt. Seas 8 to 11 ft. .TUE NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft, building to 8 to 13 ft after midnight. .WED...NE winds 10 to 20 kt. Seas 8 to 13 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. Caribbean between 64W and 72W .TONIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .SAT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .SAT NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .SUN...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .WED...E winds 15 to 25 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. 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. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 15 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .WED...NE winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. Synopsis for the the SW N ATLC including the Bahamas .SYNOPSIS...Weak high pressure will drift eastward from the SE United States toward Bermuda through Sat afternoon. Winds will veer to the S, and then strengthen from Saturday afternoon through Sunday morning E of Florida, and ahead of a strong cold front. The strong cold front will push off the Florida coast on Sunday morning, and extend from 31N79W to 28N80W, then reach from 31N74W to 27N75W to easter Cuba on Sunday night, and finally stretch from 31N66W to 25N68W to N Haiti at the start of Monday morning. Minimal gale force winds will be possible on either side of the front N of 28N and W of 60W from Sunday through Monday. Seas may build as high as 20 feet in NW swell behind the front near 31N65W on Tuesday. ATLC waters from 27N to 31N W of 77W ...GALE CONDITIONS POSSIBLE... .TONIGHT...Variable winds less than 10 kt, becoming SE 10 kt after midnight. Seas 3 ft. .SAT...S winds 10 to 20 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds 20 to 30 kt. Seas 4 to 6 ft, building to 6 to 9 ft after midnight. .SUN...W winds 25 to 35 kt. Seas 9 to 13 ft in SE swell. Scattered showers and isolated thunderstorms. .SUN NIGHT...NW winds 20 to 30 kt. Seas 8 to 13 ft. .MON...N winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 15 kt. Seas 5 to 7 ft. .TUE...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 15 to 20 kt. Seas 6 to 8 ft. .WED...SE winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...S winds 15 to 25 kt. Seas 7 to 9 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE CONDITIONS POSSIBLE... .TONIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .SAT...W of 70W, E winds less than 10 kt, shifting to SE in the afternoon. Elsewhere, E winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds 15 to 25 kt W of 70W, and SE 10 to 20 kt elsewhere. Seas 4 to 6 ft. .SUN...SW to W winds 25 to 35 kt. Seas 7 to 10 ft in NE to E swell, building to 10 to 15 ft in NE to E swell in the afternoon. Scattered showers and isolated thunderstorms. .SUN NIGHT...N of 29N SW to W winds 25 to 35 kt. Seas 12 to 15 ft. Elsewhere S to SW winds 20 to 30 kt. Seas 7 to 11 ft in E swell. .MON...NW winds 15 to 25 kt. Seas 9 to 14 ft. .MON NIGHT...N winds 15 to 20 kt. Seas 9 to 14 ft. .TUE...NE winds 10 to 20 kt. Seas 10 to 15 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 9 to 14 ft. .WED...SE winds 10 to 20 kt. Seas 8 to 11 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 6 to 9 ft. Bahamas N of 22N .TONIGHT...NE winds 10 to 15 kt. Seas 3 ft. .SAT...SE winds 10 to 15 kt. Seas 2 ft or less. .SAT NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .SUN...SW winds 15 to 25 kt. Seas 3 to 5 ft. .SUN NIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .MON...N winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 15 to 25 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .WED...E winds 15 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 to 20 kt W of 70W, and SE 10 to 15 kt elsewhere. Seas 3 to 5 ft. .SUN...S winds 15 to 25 kt W of 70W, and SE 10 to 20 kt elsewhere. Seas 5 to 7 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 6 to 9 ft. .MON...NW winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .TUE...NE winds 15 to 25 kt. Seas 8 to 11 ft. .TUE NIGHT...NE winds 20 to 25 kt. Seas 10 to 12 ft. .WED...E winds 15 to 20 kt. Seas 9 to 12 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 8 to 11 ft. ATLC waters S of 22N W of 65W .TONIGHT...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 20 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...S winds less than 10 kt, shifting to SE in the afternoon. Seas 3 to 4 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...NE winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .WED...E winds 15 to 25 kt. Seas 8 to 12 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...NE winds less than 10 kt. Seas 4 to 5 ft. .SAT...E winds less than 10 kt. Seas 4 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 4 to 5 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .TUE...E winds 10 kt. Seas 4 to 5 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .WED...NE winds 15 to 20 kt. Seas 8 to 11 ft. .WED NIGHT...NE winds 15 to 20 kt. Seas 9 to 12 ft.