000 FZNT31 KNHC 152021 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 321 PM EST Thu Dec 15 2022 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...Surface ridging north of the region will maintain fresh to strong NE to E tradewinds across the central and SW Caribbean Sea through at least Tue night with moderate to locally fresh winds elsewhere. Large, long-period N to NE swell will continue to propagate across the Tropical N Atlantic and through the Mona and Anegada Passages for the next several days. NW Caribbean W of 85W .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT AND SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN THROUGH TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to 5 ft elsewhere. .FRI...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 4 to 6 ft. .FRI NIGHT AND SAT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT THROUGH TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...E winds 20 to 25 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 6 to 9 ft. .FRI...E winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT AND SAT...E winds 20 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 6 to 9 ft. .SAT THROUGH TUE...E winds 10 to 20 kt. Seas 6 to 9 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT AND SAT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT THROUGH TUE...NE winds 10 to 20 kt. Seas 6 to 9 ft. Caribbean between 64W and 72W .TONIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .FRI NIGHT AND SAT...NE winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .SAT THROUGH TUE...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...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT AND SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT THROUGH TUE...E winds 10 to 20 kt. Seas 6 to 9 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. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT AND SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT THROUGH TUE...E winds 10 to 20 kt. Seas 6 to 9 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A powerful low pressure system northeast of the area will bring strong to near gale force W to NW winds and very large seas through tonight to the waters east of 60W and north of 28N. Fresh to strong S to SW winds are offshore NE Florida this afternoon ahead of a cold front approaching the SE United States coast. The front will move off the coast this evening, reach from near 31N64W to the Florida Keys Sat morning, and dissipate on Sun. A second cold front will move off the the SE United States coast Sat night, extend from 31N58W to the SE Bahamas Mon morning, before weakening and becoming stationary from 28N55W to the SE Bahamas Tue morning. Large, long-period N to NE swell will continue to affect much of the area for the next several days. ATLC waters from 27N to 31N W of 77W .TONIGHT...W winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...NW winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT AND SAT...N winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...NW winds 10 to 20 kt. Seas 5 to 7 ft. .SUN THROUGH TUE...E winds 10 to 15 kt. Seas 5 to 7 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...W of 70W, SW winds 10 to 20 kt. Elsewhere, Variable winds less than 10 kt, becoming SW 10 to 15 kt after midnight. Seas 6 to 9 ft. .FRI...SW winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT AND SAT...NW winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...SW winds less than 10 kt. Seas 6 to 9 ft. .SUN THROUGH TUE...E winds 10 to 20 kt. Seas 6 to 9 ft. Bahamas N of 22N .TONIGHT...S winds less than 10 kt. Seas 3 to 5 ft. .FRI...S winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT AND SAT...SE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .SUN THROUGH TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...SE winds less than 10 kt. Seas 6 to 7 ft. .FRI...S winds 10 to 15 kt W of 70W, and S less than 10 kt elsewhere. Seas 5 to 7 ft. .FRI NIGHT AND SAT...S winds less than 10 kt. Seas 6 to 8 ft. .SAT NIGHT...S winds less than 10 kt. Seas 5 to 7 ft. .SUN THROUGH TUE...E winds 10 to 15 kt. Seas 6 to 8 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...E winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT AND SAT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT THROUGH TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...NE winds less than 10 kt. Seas 7 to 8 ft. .FRI...NE winds 10 to 15 kt. Seas 7 to 8 ft. .FRI NIGHT AND SAT...NE winds 10 to 15 kt. Seas 8 to 11 ft. .SAT THROUGH TUE...E winds 10 to 15 kt. Seas 7 to 10 ft.