993 FZNT31 KNHC 101316 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 916 AM EDT Thu Apr 10 2025 Marine Weather HF Voice Broadcast for the Tropical N Atlantic from 07N to 19N W of 55W, the N Atlantic from 19N to 31N W of 55W including the 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 W of 55W .SYNOPSIS...A stationary front from E Cuba to Honduras will dissipate later today. The remnants of the front will strengthen winds off Nicaragua Fri and continue through the weekend before diminishing on Mon. Elsewhere, fresh to locally strong trades will prevail in the south-central Caribbean into the weekend before strengthening early next week. Rough seas in N swell over the Atlantic waters east of the Lesser Antilles will subside later today. NW Caribbean W of 85W .THIS AFTERNOON...N winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...N winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W .THIS AFTERNOON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...N winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .THIS AFTERNOON...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...NE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .THIS AFTERNOON...N winds 10 to 15 kt. Seas 4 to 5 ft. .TONIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...N winds 10 to 15 kt, shifting to NW in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...NW winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean between 64W and 72W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .FRI NIGHT...E winds 10 to 20 kt. Gulf of Venezuela, seas 3 ft in the evening, subsiding to 2 ft or less. Elsewhere, seas 4 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E 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 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...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 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 4 to 5 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. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...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 20 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. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A stationary front extends from just west of Bermuda to E Cuba, with a weak 1015 mb low along the front near 28.5N73W. Strong NE winds associated with the low north of 28N between 73W-78W will steadily diminish today. The low will gradually weaken through the end of the week, with conditions improving. A new cold front will move off the coast of Florida late Fri. The front will progress across the forecast waters, followed by fresh to strong W to NW winds north of 29N Sat into Mon. High pressure will build in the wake of the front by early next week. ATLC waters from 27N to 31N W of 77W .THIS AFTERNOON...NE winds 10 to 20 kt. Seas 8 to 12 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...N winds less than 10 kt, shifting to SW in the afternoon. Seas 4 to 6 ft. .FRI NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NW winds 10 to 20 kt. Seas 4 to 5 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...NW winds 10 to 15 kt. Seas 4 to 5 ft. .SUN NIGHT...NW winds 10 to 15 kt, shifting to N after midnight. Seas 4 to 6 ft. .MON...Variable winds less than 10 kt, becoming W less than 10 kt in the afternoon. Seas 4 to 6 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .THIS AFTERNOON...SE winds 10 to 20 kt. Seas 7 to 10 ft W of 70W, and 5 to 6 ft elsewhere. .TONIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...W of 70W, N winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, S winds 10 to 15 kt. Seas 5 to 6 ft. .FRI NIGHT...W of 70W, Variable winds less than 10 kt, becoming S 10 to 15 kt after midnight. Elsewhere, S winds 10 to 15 kt. Seas 4 to 5 ft. .SAT...SW winds 10 to 15 kt. Seas 4 to 5 ft. .SAT NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...W winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...NW winds 10 to 20 kt. Seas 6 to 8 ft. .MON...NW winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NW winds 10 to 15 kt. Seas 6 to 9 ft. Bahamas N of 22N .THIS AFTERNOON...NW winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...N winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .SAT...W winds 10 to 15 kt. Seas 2 ft or less. .SAT NIGHT...NW winds 10 to 15 kt. Seas 3 ft. .SUN...N winds less than 10 kt. Seas 3 ft. .SUN NIGHT...N winds less than 10 kt, shifting to NE after midnight. Seas 2 ft or less, building to 3 ft after midnight. .MON...NE winds 10 to 15 kt. Seas 3 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .THIS AFTERNOON...S winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...S winds less than 10 kt. Seas 4 to 6 ft. .FRI...W of 70W, SW winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, S winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...W of 70W, Variable winds less than 10 kt, becoming S less than 10 kt after midnight. Elsewhere, SE winds 10 to 15 kt. Seas 4 to 5 ft. .SAT...S winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...W winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NW winds less than 10 kt, shifting to N after midnight. Seas 4 to 5 ft. .MON...N winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters S of 22N W of 65W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...E winds less than 10 kt, shifting to SE after midnight. Seas 3 to 5 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .SUN...E winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .THIS AFTERNOON...E winds 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 ft. .SAT...E winds 10 to 15 kt. Seas 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .SUN...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds less than 10 kt. Seas 4 to 5 ft.