Offshore Forecast
Issued by NWS
Issued by NWS
753 FZNT31 KNHC 060143 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 943 PM EDT Wed Jun 5 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...Weak high pressure extends across the western Atlantic along 31N/32N. A deep layered upper-level trough from the W Atlantic to the north-central Caribbean will shift E-NE across the Atlantic, with associated showers and thunderstorms spreading from the north-central basin across the NE Caribbean through Thu. Gentle to moderate E to SE trade winds will generally prevail across the basin through Thu, locally fresh in the SE. Fresh to locally strong trade winds will return to SE portions of the basin Thu evening through Fri then gradually shift across south-central portions through the weekend, as high pressure builds across the western Atlantic. These winds may shift into the NW Caribbean early next week. NW Caribbean W of 85W .OVERNIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...E winds less than 10 kt, shifting to SE after midnight. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .OVERNIGHT...S of 18N, SE winds 10 to 15 kt. Elsewhere, SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...S of 18N, SE winds 10 to 15 kt. Elsewhere, SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .OVERNIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .THU...E winds 10 to 15 kt within 90 nm of coast of Colombia, and SE less than 10 kt elsewhere. Seas 3 to 5 ft. .THU NIGHT...Within 90 nm of coast of Colombia, E winds 10 to 15 kt. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .OVERNIGHT...Variable winds less than 10 kt. Seas 3 ft. .THU...SE winds less than 10 kt. Seas 3 ft. .THU NIGHT...Variable winds less than 10 kt, becoming S less than 10 kt after midnight. Seas 2 ft or less. .FRI...S winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .SAT...Variable winds less than 10 kt, becoming S less than 10 kt in the afternoon. Seas 2 ft or less. .SAT NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .SUN...S winds less than 10 kt. Seas 3 ft. .SUN NIGHT...Variable winds less than 10 kt, becoming SW less than 10 kt after midnight. Seas 3 to 4 ft. .MON...S winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. Caribbean between 64W and 72W .OVERNIGHT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 5 ft elsewhere. .THU...Gulf of Venezuela, E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .THU NIGHT...Gulf of Venezuela, NE winds less than 10 kt, becoming E 10 to 20 kt after midnight. Elsewhere, E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .FRI...SE winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .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 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 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON 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 .OVERNIGHT...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...SE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 4 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 15 kt. Seas 3 to 5 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 .OVERNIGHT...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 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 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 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 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A frontal trough extends from 26N55W to near the Windward Passage and will drift E-SE and weaken through tonight. A deep-layered upper trough across the W Atlantic extending from near Bermuda to the north-central Caribbean will shift E-NE across the region through Thu, and maintain active thunderstorms between 55W and 75W that will shift E and NE ahead of the trough. Weak high pressure will begin to build across the basin in the wake of the upper trough by early Thu, then shift slowly E-NE Thu night through Fri night. A weak front will move into the far NW waters Sat and stall there Sun. ATLC waters from 27N to 31N W of 77W .OVERNIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SW winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...W winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SW winds less than 10 kt. Seas 3 ft. .SUN...SW winds less than 10 kt. Seas 3 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 3 to 4 ft. .MON...W winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .OVERNIGHT...SE winds 10 kt W of 70W, and Variable less than 10 kt elsewhere. Seas 3 to 4 ft. .THU...S winds 10 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SW winds 10 kt. Seas 3 to 4 ft. .SUN...SW winds 10 kt. Seas 3 to 4 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 3 to 4 ft. .MON...SW winds 10 to 20 kt. Seas 4 to 5 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 4 to 5 ft. Bahamas N of 22N .OVERNIGHT...SE winds less than 10 kt. Seas 2 ft or less. .THU...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...S winds less than 10 kt. Seas 2 ft or less. .FRI...SW winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...SW winds less than 10 kt. Seas 2 ft or less. .SAT...SW winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...S winds less than 10 kt. Seas 2 ft or less. .SUN...S winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .MON...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 2 ft or less. .MON NIGHT...SE 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 .OVERNIGHT...W of 70W, SE winds 10 to 15 kt. Elsewhere, SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .THU...SE winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 kt. Seas 3 to 4 ft. .FRI...S winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .SAT...S winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .SUN...S winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .MON...S winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...SE winds 10 kt. Seas 3 to 4 ft. ATLC waters S of 22N W of 65W .OVERNIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU...SE winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .FRI...S winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .SAT...SE winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .SUN...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft. .MON...SE winds 10 to 15 kt. Seas 3 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 19N to 22N between 55W and 65W .OVERNIGHT...S winds less than 10 kt. Seas 4 ft. .THU...SE winds less than 10 kt. Seas 4 ft. .THU NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 4 to 5 ft. .SAT...SE winds 10 kt. Seas 4 to 5 ft. .SAT NIGHT...E winds 10 kt. Seas 4 ft. .SUN...SE winds 10 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 kt. Seas 3 to 4 ft. .MON...E winds 10 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.