000 FZNT31 KNHC 052133 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 433 PM EST Wed Dec 5 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...A cold front extending from western Cuba to across the Yucatan Channel to the northern Yucatan peninsula will drop S tonight, then stall and weaken from eastern Cuba to northern Honduras on Thu. High pres in the wake of the front will bring fresh to locally strong NE winds in the lee of Cuba across the approach to the Yucatan Channel and offshore of the eastern Yucatan through Fri morning. Fresh to strong trades are expected in the S central Caribbean tonight through Sat night, with the strongest winds, near Gale force, NW of northern Colombia. Moderate to fresh trades will continue E of the Lesser Antilles through the weekend. Another cold front will push SE across the Yucatan Channel early next week. NW Caribbean W of 85W .TONIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .THU...NE winds 5 to 10 kt S of 17N W of 87W, and NE to E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .THU NIGHT...NE to E winds 10 to 15 kt S of 17N W of 87W, and NE to E 15 to 20 kt elsewhere. Seas 5 to 7 ft. .FRI...S of 17N W of 87W, SE winds 10 to 15 kt, becoming NE 5 to 10 kt late in the afternoon. Elsewhere, E winds 15 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 2 to 4 ft. .SUN...SE winds 10 to 15 kt. Seas 2 to 4 ft. .SUN NIGHT...NE winds 5 to 10 kt. Seas 3 ft or less. .MON...N to NE winds 5 to 10 kt, becoming NW to N 20 to 25 kt behind front. Seas 2 to 4 ft, building to 4 to 7 ft behind front. .MON NIGHT...N winds 20 to 25 kt. Seas 4 to 7 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...NE winds 10 to 20 kt. S of 18N, seas 4 to 6 ft. Elsewhere, seas 3 ft, building to 4 to 6 ft after midnight. .THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...NE to E winds 20 to 25 kt within 90 nm of coast of Colombia, and NE to E 15 to 20 kt elsewhere. Seas 5 to 7 ft. .THU...NE to E winds 20 to 25 kt within 90 nm of coast of Colombia, and NE to E 15 to 20 kt elsewhere. Seas 5 to 7 ft. .THU NIGHT...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 6 to 8 ft. .FRI...NE to E winds 20 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 9 ft. .SAT...E winds 20 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 8 ft. .SUN...E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .MON...E winds 20 to 25 kt. Seas 6 to 8 ft. .MON NIGHT...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. SW Caribbean S of 11N .TONIGHT...NE winds 15 to 20 kt. Seas 5 to 7 ft. .THU...NE winds 15 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 15 to 20 kt. Seas 5 to 7 ft. .FRI...S of 10N, E winds 10 to 15 kt, shifting to S early in the afternoon, then, shifting to NW to N 5 to 10 kt late in the afternoon. Elsewhere, NE to E winds 15 to 20 kt. Seas 6 to 9 ft in NE swell. .FRI NIGHT...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. .SAT...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...NE winds 15 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean between 64W and 72W .TONIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...NE to E winds 15 to 20 kt Gulf of Venezuela, and E 15 to 20 kt elsewhere. Seas 5 to 7 ft. .THU NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 15 to 20 kt elsewhere. Seas 5 to 7 ft. .FRI...NE to E winds 15 to 20 kt Gulf of Venezuela, and E 15 to 20 kt elsewhere. Seas 5 to 7 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .SAT...E winds 15 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 15 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .MON...E winds 15 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 15 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. Seas 5 to 7 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...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...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N ATLC including the Bahamas .SYNOPSIS...A weak cold front extending from SE of Bermuda to across the central Bahamas to NW Cuba will merge tonight with a reinforcing cold front which currently extends from 31N74W to 28N79W. Fresh to strong northerly winds behind the reinforcing front will diminish Thu morning while the front stalls and weakens Thu night through Sat. A developing low pressure system across the southern U.S. this weekend will drag a strong cold front off the coast of northern Florida on Sun. Gale conditions are possible across the northern portion ahead of the front in the southerly flow. ATLC waters from 27N to 31N W of 77W ...GALE CONDITIONS POSSIBLE SUN AFTERNOON AND EVENING... .TONIGHT...NW to N winds 20 to 25 kt. Seas 7 to 10 ft. .THU...NE to E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...NE to E winds 5 to 10 kt. Seas 3 to 5 ft. .FRI...NE to E winds 5 to 10 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .SAT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...SE to S winds 20 to 25 kt, increasing to 20 to 30 kt late. Seas 6 to 9 ft. .SUN...S winds 20 to 30 kt, becoming SW 30 to 35 kt in the afternoon, then becoming W to NW 20 to 30 kt behind front. Seas 7 to 11 ft, building to 8 to 12 ft late. .SUN NIGHT...SW winds 30 to 35 kt ahead of front early, and W to NW 20 to 30 kt behind front. Seas 8 to 12 ft. .MON...W to NW winds 20 to 25 kt. Seas 6 to 9 ft. .MON NIGHT...W to NW winds 20 kt. Seas 6 to 9 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE CONDITIONS POSSIBLE SUN NIGHT AND MON... .TONIGHT...SW winds 15 to 20 kt, becoming W to NW 20 to 25 kt behind reinforcing front. Seas 5 to 7 ft, building to 7 to 10 ft. .THU...NW to N winds 20 to 25 kt, becoming N to NE 10 to 15 kt in the late afternoon. Seas 7 to 10 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft, subsiding to 6 to 8 ft late. .FRI...N winds 5 to 10 kt N of 29N, and NE 15 to 20 kt elsewhere. Seas 5 to 8 ft. .FRI NIGHT...N to NE winds 10 to 15 kt. Seas 4 to 7 ft. .SAT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NE to E winds 15 kt. Seas 4 to 6 ft. .SUN...E to SE winds 15 to 25 kt, becoming SE to S 20 to 30 kt late. Seas 7 to 10 ft. .SUN NIGHT...SE to S winds 25 to 35 kt, becoming S to SW 30 to 35 kt late. Seas 8 to 13 ft. .MON...SW winds 30 to 35 kt, becoming W 20 to 30 kt behind front. Seas 8 to 13 ft. .MON NIGHT...SW winds 20 to 30 kt, and W to NW winds 20 to 25 kt behind front. Seas 7 to 10 ft. Bahamas N of 22N .TONIGHT...N to NE winds 20 to 25 kt. Seas 5 to 7 ft. .THU...NE winds 15 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .FRI...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. .SAT...E winds 15 to 20 kt. Seas 2 to 4 ft. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 2 to 4 ft. .SUN...SE to S winds 15 to 20 kt. Seas 2 to 4 ft. .SUN NIGHT...S to SW winds 15 to 20 kt. Seas 2 to 4 ft. .MON...W winds 15 to 20 kt. Seas 2 to 4 ft. .MON NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...N winds 10 to 20 kt W of 70W, and SW less than 10 kt elsewhere. Seas 5 to 7 ft. .THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...SE winds 10 to 20 kt. Seas 6 to 7 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 6 to 7 ft. .MON...SW winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...SW winds 10 to 20 kt. Seas 6 to 9 ft. ATLC waters S of 22N W of 65W .TONIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .THU...E winds 10 to 15 kt. Seas 2 to 4 ft. .THU NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. .FRI...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. .SAT...E winds 15 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .SUN...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 15 to 20 kt. Seas 2 to 4 ft. .MON...SW winds 10 to 15 kt. Seas 2 to 4 ft. .MON NIGHT...SW to W winds 5 to 10 kt, shifting to N late. Seas 2 to 4 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 7 to 8 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 6 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft. .MON...SE winds 10 to 20 kt. Seas 6 to 7 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft.