553 FZNT31 KNHC 160854 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 454 AM EDT Tue Mar 16 2021 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...Gale-force winds will occur within about 90 nm of the coast of Colombia tonight. From Wed night through Sat night, expect nightly pulses of fresh to strong winds in this region. Expect pulses of fresh to strong winds in the Windward Passage and south of Hispaniola tonight. Fresh to strong trades will dominate most of the waters S of 18N between 64W and 80W today and will persist through Fri. Fresh to strong E to SE winds are forecast in the Gulf of Honduras tonight through Wed night. NW Caribbean W of 85W .TODAY...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...SE winds 15 to 25 kt. Seas 5 to 7 ft. .WED...SE winds 15 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...SE winds 15 to 25 kt. Seas 6 to 8 ft. .THU...SE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...NE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .WED...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .THU...E winds 10 to 20 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 4 to 6 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 4 to 6 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING TONIGHT... .TODAY...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. .TONIGHT...E winds 25 to 35 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 7 to 10 ft. .WED...E winds 15 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 11 ft. .THU...E winds 15 to 25 kt. Seas 8 to 11 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. SW Caribbean S of 11N .TODAY...NE winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .WED...NE winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...NE winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...NE winds 10 to 20 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. Caribbean between 64W and 72W .TODAY...NE winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TONIGHT...E winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .WED...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .WED NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .THU...E winds 10 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 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 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .WED...NE winds 10 to 15 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT 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 .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .THU...NE winds 10 to 15 kt. Seas 6 to 9 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A stationary front lingers off the coast of Florida with a cold front moving across the eastern forecast waters. Winds will diminish across the NE portion of the forecast waters through early morning. The cold front front will reach the Atlantic waters of Puerto Rico tonight into Wed. The next cold front is expected to push off the Florida coast on Thu night. Fresh to strong southerly flow is expected ahead of this front through Fri. By the weekend, strong winds and building seas are expected to impact the Florida coast. Northerly swell is will approach the Atlantic Passages E of the Mona Passage through the Leeward Islands tonight and continue through Thu. ATLC waters from 27N to 31N W of 77W .TODAY...S winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...S winds 10 to 20 kt. Seas 6 to 7 ft. .WED...SW winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .THU...S winds 15 to 25 kt. Seas 5 to 7 ft. .THU NIGHT...SW winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...W winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 20 to 30 kt. Seas 5 to 7 ft, building to 7 to 10 ft in the afternoon. .SAT NIGHT...E winds 20 to 30 kt. Seas 7 to 10 ft, building to 9 to 14 ft after midnight. ATLC waters from 27N to 31N between 65W and 77W .TODAY...NE winds 10 to 15 kt. Seas 7 to 10 ft W of 70W, and 11 to 16 ft elsewhere. .TONIGHT...SE winds 10 to 15 kt. Seas 7 to 10 ft W of 70W, and 8 to 12 ft elsewhere. .WED...S winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. .THU...SW winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...S winds 10 to 15 kt, increasing to 15 to 25 kt after midnight. Seas 5 to 7 ft. .FRI...SW winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...SW winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. Bahamas N of 22N .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...SE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 ft. .SAT...SE winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...NE winds 10 to 20 kt. Seas 6 to 9 ft W of 70W, and 7 to 10 ft elsewhere. .TONIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft W of 70W, and 8 to 12 ft elsewhere. .WED...E winds 10 to 15 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .THU...SE winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...SE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. .SAT...SE winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 20 kt. Seas 4 to 5 ft. .TONIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .WED...E winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E winds 10 to 15 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 20 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 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 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...NE winds 10 to 15 kt. Seas 5 to 6 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .WED...NE winds 10 to 20 kt. Seas 10 to 13 ft. .WED NIGHT...NE winds 15 to 20 kt. Seas 9 to 12 ft. .THU...NE winds 10 to 20 kt. Seas 8 to 10 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 8 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft.