000 FZNT31 KNHC 302021 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 321 PM EST Tue Jan 30 2018 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...Strong to minimal gale force winds are expected near the coast of Colombia primarily in the hours leading up to dawn through Thu night. A cold front extends from central Cuba near 22N80W to 20N83W to the Gulf of Honduras near 16N87W. The front will move slowly SE and reach from eastern Cuba to the eastern Gulf of Honduras by Wed morning, then will remain nearly stationary through Wed evening, then dissipate on Thu. Fresh to strong N-NE winds and building seas are expected NW of the front. NW Caribbean W of 85W .TONIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .WED...NE winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .FRI...NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 20 kt. Seas 5 to 7 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 less than 10 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...NE winds 10 to 20 kt S of 18N, and NE 15 to 25 kt elsewhere. Seas 5 to 7 ft. .WED...NE winds 10 to 20 kt S of 18N, and NE 15 to 25 kt elsewhere. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING TONIGHT AND WED NIGHT... ...GALE CONDITIONS POSSIBLE THU NIGHT... .TONIGHT...E winds 25 to 35 kt and seas 11 to 13 ft within 60 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 8 to 11 ft. .WED...E winds 20 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 8 to 11 ft. .WED NIGHT...E winds 25 to 35 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 13 ft. .THU...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 13 ft. .THU NIGHT...NE to E winds 25 to 35 kt and seas 11 to 14 ft within 60 nm of coast of Colombia, and NE winds 15 to 25 kt elsewhere. Seas 8 to 11 ft. .FRI...NE winds 10 to 20 kt. Seas 8 to 11 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 6 to 9 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .WED...NE winds 10 to 20 kt. Seas 8 to 11 ft. .WED NIGHT...NE winds 15 to 25 kt. Seas 8 to 13 ft. .THU...NE winds 15 to 25 kt. Seas 8 to 13 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 8 to 13 ft. .FRI...NE winds 10 to 20 kt. Seas 8 to 11 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .SAT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 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. Caribbean between 64W and 72W .TONIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft. .WED...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft. .WED NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft. .THU...NE winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 6 to 8 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN 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 .TONIGHT...NE winds 10 to 15 kt. Seas 7 to 10 ft. .WED...NE winds 10 to 15 kt. Seas 6 to 9 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 15 kt. Seas 7 to 10 ft. .WED...NE winds 10 to 15 kt. Seas 6 to 9 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A cold front extends from 31N68W to 27N71W to central Cuba near 22N78W. The front will reach from 24N65W to the easternmost tip of Cuba by Wed evening where it will remain nearly stationary through Thu evening. Fresh to strong NW-N winds will dominate the entire area west of the front, including the Old Bahama Channel by this evening. Similar marine conditions are expected early on Wed. High pressure in the wake of the front will dominate the region through Thu. Another cold front is forecast to arrive over the north waters on Fri afternoon. ATLC waters from 27N to 31N W of 77W .TONIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. .WED...NE winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 10 kt. Seas 6 to 8 ft. .THU...SE winds less than 10 kt. Seas 5 to 7 ft. .THU NIGHT...S winds less than 10 kt. Seas 4 to 6 ft. .FRI...W winds less than 10 kt, becoming NW 10 to 20 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...N winds 15 to 20 kt. Seas 6 to 8 ft. .SAT...NE winds 15 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TONIGHT...N winds 15 to 25 kt. Seas 8 to 12 ft. .WED...NE winds 10 to 20 kt W of 70W, and N 15 to 25 kt elsewhere. Seas 9 to 13 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. .THU...E winds 10 to 15 kt. Seas 6 to 9 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...S winds less than 10 kt, shifting to SW in the afternoon. Seas 5 to 7 ft. .FRI NIGHT...W winds 10 to 15 kt, shifting to NW 15 to 25 kt after midnight. Seas 6 to 9 ft. .SAT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. Bahamas N of 22N .TONIGHT...NE winds 15 to 25 kt. Seas 5 to 7 ft. .WED...NE winds 15 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...W of 70W, N winds 15 to 25 kt. Elsewhere, SW winds 10 to 15 kt, shifting to NW 10 to 20 kt after midnight. Seas 7 to 10 ft. .WED...NE winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 9 to 11 ft. .THU...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 8 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 15 kt. Seas 5 to 6 ft, building to 6 to 9 ft in the afternoon. .SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .WED...NE winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .THU...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...NE winds 10 kt. Seas 8 to 9 ft. .WED...N winds less than 10 kt. Seas 7 to 8 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 6 to 7 ft. .THU...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 8 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 7 to 8 ft. .SAT...NE winds 10 to 15 kt. Seas 6 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 7 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.