000 FZNT31 KNHC 280221 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1021 PM EDT Tue Mar 27 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...High pressure in the SW N Atlantic will support fresh to strong trades in the south-central Caribbean through Saturday. Winds will pulse to minimal gale force along the NW coast of Colombia each night through Fri morning. Large N to NE swell will propagate into the Caribbean through Fri morning. Fresh to strong winds will develop in the Gulf of Honduras Wed night and Thu night. Undersea volcano Kick em Jenny, north of Grenada near 12.18N 61.38W, is in a state of unrest. The government of Grenada advises mariners to observe a 5 km or 3.1 nm exclusion zone around Kick em Jenny. Please see www.nadma.gd for additional information. NW Caribbean W of 85W .OVERNIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU...SE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...SE winds 15 to 25 kt. Seas 6 to 8 ft. .FRI...SE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 kt. Seas 3 to 4 ft. .SUN...NE winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .OVERNIGHT...NE winds 10 to 20 kt S of 18N, and NE 15 to 25 kt elsewhere. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt S of 18N, and E 15 to 25 kt elsewhere. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...NE 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, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING... .OVERNIGHT...E winds 25 to 35 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 7 to 10 ft. .WED...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 15 to 20 kt elsewhere. Seas 7 to 10 ft. .WED NIGHT...E winds 25 to 35 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 11 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...E winds 15 to 25 kt...except to 35 kt near coast of Colombia. Seas 8 to 11 ft. .FRI...E winds 15 to 25 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 6 to 9 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .OVERNIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .WED...NE winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .THU...NE winds 10 to 20 kt. Seas 8 to 11 ft. .THU NIGHT...NE winds 10 to 20 kt. 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 6 to 9 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...N winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .OVERNIGHT...NE winds 15 to 25 kt Gulf of Venezuela, and NE 10 to 20 kt elsewhere. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 20 to 25 kt Gulf of Venezuela, and NE 10 to 20 kt elsewhere. Seas 5 to 7 ft. .THU...NE winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .OVERNIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...SE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .THU...NE winds 10 to 15 kt, shifting to E in the afternoon. Seas 7 to 10 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...NE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NE winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SUN...E winds 10 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 kt. Seas 3 to 5 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .OVERNIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...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 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 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A cold front extending from 22N65W to eastern Cuba will push southward tonight then weaken and dissipate SE of the area by Wed night. Strong NE winds will affect the southern Bahamas and adjacent waters tonight, and Atlantic approaches through Fri. Large NE swell will impact the waters NE of the Bahamas through Fri morning. A new cold front will move off NE Florida Fri afternoon, stall N of the Bahamas Sat morning, then lift N of the area as a warm front Sat night. ATLC waters from 27N to 31N W of 77W .OVERNIGHT...E winds 10 to 15 kt. Seas 8 to 10 ft. .WED...SE winds 10 to 15 kt. Seas 8 to 12 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 10 to 12 ft. .THU...S winds 10 to 20 kt. Seas 8 to 11 ft. .THU NIGHT...S winds 15 to 20 kt. Seas 7 to 9 ft. .FRI...S winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...SE winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .OVERNIGHT...N winds 10 to 20 kt. Seas 10 to 15 ft W of 70W, and 12 to 17 ft elsewhere. .WED...NE winds 10 to 15 kt. Seas 10 to 15 ft W of 70W, and 13 to 16 ft elsewhere. .WED NIGHT...E winds less than 10 kt W of 70W, and N 10 to 15 kt elsewhere. Seas 9 to 13 ft. .THU...E winds 10 to 15 kt. Seas 8 to 11 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...SE 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 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 4 to 5 ft. Bahamas N of 22N .OVERNIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .WED...E winds 15 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 6 to 9 ft. .THU...E winds 15 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .OVERNIGHT...NE winds 15 to 20 kt. Seas 10 to 13 ft. .WED...NE winds 10 to 20 kt. Seas 10 to 13 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 11 to 13 ft. .THU...NE winds 10 to 15 kt. Seas 8 to 12 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...E winds 10 to 20 kt. 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 4 to 6 ft. .SAT NIGHT...NE 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 15 kt. Seas 5 to 6 ft. ATLC waters S of 22N W of 65W .OVERNIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .WED...NE winds 15 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...NE winds 15 to 20 kt. Seas 8 to 11 ft. .THU...NE winds 10 to 20 kt. Seas 8 to 11 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...NE winds 10 to 20 kt. 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 15 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .OVERNIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED...NE winds 10 to 15 kt. Seas 8 to 11 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 8 to 12 ft. .THU...N winds 10 to 15 kt. Seas 8 to 11 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 7 to 9 ft. .FRI...N winds 10 to 15 kt. Seas 7 to 8 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds 10 kt. Seas 5 to 6 ft. .SUN NIGHT...E winds 10 kt. Seas 4 to 6 ft.