Offshore Forecast
Issued by NWS
Issued by NWS
996 FZNT31 KNHC 260919 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 519 AM EDT Wed Jun 26 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...A tropical wave moving across the central Caribbean with axis near 71W, is producing limited shower activity as it moves quickly westward at around 20-22 kt. Environmental conditions could become more conducive for some gradual development late this week over the western Caribbean Sea or over the SW Gulf of Mexico during the weekend. Regardless of development, fresh to strong winds and moderate to rough seas will accompany this wave as it continues its westward track across the central and western Caribbean through Fri night. Moderate to fresh trade winds are forecast elsewhere Fri through Sun night, except for light to gentle winds over the SW Caribbean. NW Caribbean W of 85W .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 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. Seas 5 to 7 ft S of 18N, and 3 ft elsewhere. .TONIGHT...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 5 to 7 ft S of 18N, and 3 to 5 ft elsewhere. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 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 4 to 6 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 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...SE 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 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. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .TODAY...S winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .THU...SW winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. .FRI...S winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...E 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. Seas 3 ft. .SUN...Variable winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .TODAY...Gulf of Venezuela, E winds 10 to 20 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TONIGHT...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 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .FRI...E winds 10 to 15 kt. 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 20 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...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 .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...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. .SUN...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...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 .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...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 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...The Bermuda-Azores High will dominate the area during the forecast period producing gentle to moderate anticyclonic flow with moderate seas E of 75W and NE of the Bahamas. The pressure gradient between the ridge and a surface trough N of 27N between 65W and 75W will support fresh to locally strong S to SW winds from this evening through Thu evening. ATLC waters from 27N to 31N W of 77W .TODAY...Variable winds less than 10 kt. Seas 3 ft. .TONIGHT...SW winds less than 10 kt. Seas 3 ft. .THU...SW winds 10 kt. Seas 3 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 3 ft. .FRI...SW winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 ft. .FRI NIGHT...S winds less than 10 kt. Seas 3 ft. .SAT...S winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 ft. .SAT NIGHT...SE winds 10 kt. Seas 3 ft. .SUN...SE winds less than 10 kt. Seas 3 ft. .SUN NIGHT...S winds 10 kt. Seas 3 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...W of 70W, S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, S winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...SW winds less than 10 kt W of 70W, and S 10 to 20 kt elsewhere. Seas 4 to 6 ft. .THU...W of 70W, SW winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, SW winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...SW winds less than 10 kt. Seas 4 to 6 ft. .FRI...SW winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .SAT...SE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 kt. Seas 3 to 4 ft. .SUN...SE winds 10 kt. Seas 3 ft. .SUN NIGHT...SE winds 10 kt. Seas 3 ft. Bahamas N of 22N .TODAY...S winds less than 10 kt. Seas 2 ft or less. .TONIGHT...SE winds less than 10 kt. Seas 2 ft or less. .THU...S winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .FRI...E 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 10 to 15 kt. Seas 2 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .SUN...E winds 10 to 15 kt. Seas 3 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...S winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .THU...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .THU NIGHT...SE 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, increasing to 10 to 15 kt after midnight. Seas 3 to 4 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 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters S of 22N W of 65W .TODAY...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E 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. 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 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt. Seas 6 to 7 ft. .TONIGHT...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 to 6 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 15 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 15 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft.