Offshore Forecast
Issued by NWS
Issued by NWS
686 FZNT31 KNHC 250757 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 357 AM EDT Tue Jun 25 2024 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...Surface ridging prevails across the Atlantic basin. This is causing moderate to fresh winds to persist across the eastern Caribbean through Fri. Winds will pulse to strong speeds each night through Thu near the coast over the central basin. Fresh to strong trades will accompany a tropical wave moving across the eastern and central basin today through Thu, along with moderate seas. These winds/seas will follow the wave as it moves W across the basin. NW Caribbean W of 85W .TODAY...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 15 to 25 kt. Seas 5 to 7 ft. .SAT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. S of 18N, seas 4 to 6 ft. Elsewhere, seas 2 ft or less, building to 3 ft in the afternoon. .TONIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. .WED...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 ft elsewhere. .WED NIGHT...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 6 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...E winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...Within 90 nm of coast of Colombia, E winds less than 10 kt, shifting to SE after midnight. Elsewhere, SE winds 10 to 15 kt. Seas 5 to 7 ft. .THU...SE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .FRI...SE 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 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TODAY...Variable winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .WED...SW winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .THU...S winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .FRI...S winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .SAT...Variable winds less than 10 kt. Seas 3 ft. .SAT NIGHT...Variable winds less than 10 kt, becoming N less than 10 kt after midnight. Seas 3 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .WED...Gulf of Venezuela, E winds 10 to 15 kt, shifting to NE in the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .THU...E winds 10 to 20 kt. Seas 5 to 7 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...E 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 20 kt. Seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .WED...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. .WED...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 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. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...An Atlantic ridge extends westward along 30N to offshore of NE Florida. This ridge will shift NE today and weaken through Thu. Fresh southerly winds and moderate seas will prevail across the waters N of 30N and W of 75W through this morning. Gentle to moderate E to SE winds will generally prevail elsewhere across the region through Wed, becoming SE to S winds W of 65W. Fresh to strong winds across the waters E of the Lesser Antilles will prevail through this morning associated with the passage of a tropical wave. ATLC waters from 27N to 31N W of 77W .TODAY...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .TONIGHT...S winds less than 10 kt. Seas 3 ft. .WED...Variable winds less than 10 kt. Seas 3 ft. .WED NIGHT...S winds 10 kt. Seas 3 ft. .THU...SW winds 10 kt. Seas 3 ft. .THU NIGHT...SW winds 10 kt. Seas 3 ft. .FRI...W winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 ft. .SAT...Variable winds less than 10 kt. Seas 3 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 3 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...S winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .WED...S winds less than 10 kt. Seas 4 to 5 ft. .WED NIGHT...W of 70W, S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Elsewhere, S winds 10 to 15 kt. Seas 4 to 6 ft. .THU...SW winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...SW winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. .SAT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 kt. Seas 3 to 4 ft. Bahamas N of 22N .TODAY...S winds less than 10 kt. Seas 3 ft. .TONIGHT...N winds less than 10 kt, shifting to SE after midnight. Seas 2 ft or less. .WED...S winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 2 ft or less. .THU...SW winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 2 ft or less. .FRI...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...E winds less than 10 kt. Seas 2 ft or less. .SAT...E winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...SE winds 10 to 15 kt. Seas 4 to 5 ft. .TONIGHT...W of 70W, SE winds 10 to 15 kt. Elsewhere, SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 5 ft. .WED...SE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...W of 70W, S winds less than 10 kt, shifting to SE after midnight. Elsewhere, SE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...S winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...S winds less than 10 kt. Seas 4 to 5 ft. .FRI...SE winds less than 10 kt. Seas 4 to 5 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 kt. Seas 3 to 4 ft. ATLC waters S of 22N W of 65W .TODAY...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 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. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft. .WED...E winds 10 to 15 kt. Seas 6 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU...E winds 10 to 15 kt. Seas 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 5 ft. .FRI...E winds 10 to 15 kt. Seas 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 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.