Offshore Forecast
Issued by NWS
Issued by NWS
474 FZNT31 KNHC 082100 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 500 PM EDT Wed Oct 8 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...Tropical Storm Jerry is near 14.8N 54.7W at 5 PM EDT, and is moving west-northwest at 20 kt. Maximum sustained winds are 50 kt with gusts to 60 kt, and the minimum central pressure is 1000 mb. Jerry will move to 15.9N 57.1W Thu morning, 17.4N 59.7W Thu afternoon just east of the N Leeward Islands, 19.4N 61.6W Fri morning just north of the N Leeward Islands, then moving away from the Caribbean on Fri and Sat. No significant winds or seas from Jerry will impact the Caribbean, except for some large NE swell pushing into the Anegada and Mona Passages. NW Caribbean W of 85W .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .THU...NE winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NE winds less than 10 kt, shifting to SE after midnight. Seas 2 ft or less. .FRI...W winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...W winds less than 10 kt. Seas 2 ft or less. .SAT...NW winds less than 10 kt. Seas 3 ft. .SAT NIGHT...NW winds less than 10 kt. Seas 3 to 4 ft. .SUN...N winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .MON...NE winds less than 10 kt. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds less than 10 kt. Seas 2 ft or less. .THU...SE winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .FRI...S winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...S of 18N, SE winds less than 10 kt. Elsewhere, SW winds less than 10 kt, shifting to S after midnight. Seas 2 ft or less. .SAT...S winds less than 10 kt S of 18N, and SW 10 to 15 kt elsewhere. Seas 2 ft or less. .SAT NIGHT...S winds less than 10 kt S of 18N, and SW 10 to 15 kt elsewhere. Seas 2 ft or less. .SUN...S winds less than 10 kt S of 18N, and S 10 to 15 kt elsewhere. Seas 2 ft or less. .SUN NIGHT...S of 18N, SE winds less than 10 kt. Elsewhere, SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 2 ft or less. .MON...S of 18N, SE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Elsewhere, SE winds less than 10 kt. Seas 2 ft or less. Caribbean from 11N to 15N W of 72W .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .THU...E winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .FRI...SE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...S winds less than 10 kt. Seas 2 ft or less. .SAT...S winds 10 to 15 kt. Seas 2 ft or less. .SAT NIGHT...SW winds 10 to 15 kt. Seas 2 ft or less. .SUN...SW winds less than 10 kt within 90 nm of coast of Colombia, and SW 10 to 15 kt elsewhere. Seas 3 to 4 ft. .SUN NIGHT...Within 90 nm of coast of Colombia, W winds less than 10 kt, shifting to E after midnight. Elsewhere, S winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .MON...SE winds less than 10 kt. Seas 3 ft. SW Caribbean S of 11N .TONIGHT...N winds less than 10 kt. Seas 3 ft. .THU...NE winds less than 10 kt, shifting to S in the afternoon. Seas 3 ft in the morning, subsiding to 2 ft or less. .THU NIGHT...SW winds less than 10 kt. Seas 2 ft or less. .FRI...SW winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...SW winds 10 to 15 kt. Seas 2 ft or less. .SAT...SW winds 10 to 15 kt. Seas 2 ft or less. .SAT NIGHT...SW winds 10 to 20 kt. Seas 2 ft or less, building to 3 ft after midnight. .SUN...S winds 10 to 20 kt. Seas 3 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 3 ft in the evening, subsiding to 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. Caribbean between 64W and 72W .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .THU...Gulf of Venezuela, E winds 10 to 15 kt, shifting to NE in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...Gulf of Venezuela, NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Elsewhere, E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .FRI NIGHT...Gulf of Venezuela, N winds less than 10 kt, shifting to SE after midnight. Elsewhere, SE winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .SAT...SE winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .SAT NIGHT...NE winds less than 10 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .SUN...Gulf of Venezuela, Variable winds less than 10 kt, becoming N less than 10 kt in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. .SUN NIGHT...NE winds less than 10 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. .MON...Gulf of Venezuela, Variable winds less than 10 kt, becoming NE 10 kt in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. E winds 45 to 55 kt. Seas 6 to 9 ft, building to 10 to 15 ft after midnight. .THU...TROPICAL STORM CONDITIONS EXPECTED. SE winds 45 to 60 kt. Seas 11 to 16 ft. .THU NIGHT...TROPICAL STORM CONDITIONS EXPECTED. S winds 45 to 60 kt. Seas 11 to 16 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to 30 kt. Seas 8 to 13 ft, subsiding to 6 to 9 ft in the afternoon. .FRI NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 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 4 to 6 ft. .MON...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 ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. E winds 40 to 50 kt. Seas 5 to 7 ft. .THU...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to 30 kt. Seas 6 to 9 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 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 20 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 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Tropical Storm Jerry is near 14.8N 54.7W at 5 PM EDT, and is moving west-northwest at 20 kt. Maximum sustained winds are 50 kt with gusts to 60 kt, and the minimum central pressure is 1000 mb. Jerry will move to 15.9N 57.1W Thu morning, 17.4N 59.7W Thu afternoon just east of the N Leeward Islands, 19.4N 61.6W Fri morning just north of the N Leeward Islands, strengthen to a hurricane near 21.7N 62.5W Fri afternoon, 24.1N 62.8W Sat morning, and 26.4N 62.5W Sat afternoon. Jerry will change little in intensity as it moves to 30.6N 61.2W Sun afternoon southeast of Bermuda. Looking ahead, an extratropical low pressure system is expected to develop just offshore of the Florida peninsula Fri night and move northeastward through the weekend. Fresh to strong E winds should occur north of a warm frontal boundary near 30N Fri night and Sat. West of a developing cold front, fresh to strong NE winds and building seas may occur north of the NW Bahamas from Fri night into Sun morning. ATLC waters from 27N to 31N W of 77W .TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .SAT...NE winds 10 to 20 kt, shifting to NW 15 to 25 kt in the afternoon. Seas 8 to 11 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 8 to 11 ft. .SUN...NW winds 10 to 20 kt. Seas 8 to 11 ft. .SUN NIGHT...NW winds 10 to 20 kt. Seas 7 to 10 ft. .MON...NW winds 10 to 15 kt. Seas 6 to 9 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 15 to 25 kt. W of 70W, seas 7 to 10 ft. Elsewhere, seas 5 to 6 ft, building to 6 to 9 ft in the afternoon. .FRI NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. .SUN NIGHT...SW winds 10 to 20 kt. Seas 8 to 11 ft. .MON...W winds 10 to 20 kt. Seas 7 to 10 ft. Bahamas N of 22N .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...S winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...SW winds less than 10 kt, shifting to S after midnight. Seas 3 to 4 ft. .SAT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...W winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .MON...E winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 6 ft W of 70W, and 6 to 9 ft elsewhere. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. S winds less than 10 kt W of 70W, and SE 10 to 15 kt elsewhere. Seas 5 to 7 ft W of 70W, and 8 to 11 ft elsewhere. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SUN...S winds 10 to 20 kt. Seas 7 to 10 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft. .MON...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 7 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .FRI...S winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...S winds less than 10 kt. Seas 6 to 8 ft. .SAT...S winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. .SAT NIGHT...S winds 10 to 15 kt. Seas 4 to 6 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. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W ...TROPICAL STORM WARNING... .TONIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .THU...TROPICAL STORM CONDITIONS EXPECTED. E winds 25 to 35 kt. Seas 8 to 13 ft. .THU NIGHT...TROPICAL STORM CONDITIONS EXPECTED. E winds 35 to 45 kt, increasing to 50 to 60 kt after midnight. Seas 11 to 16 ft. .FRI...TROPICAL STORM CONDITIONS EXPECTED. SE winds 50 to 65 kt. Seas 14 to 19 ft. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. S winds 40 to 50 kt, diminishing to 20 to 30 kt after midnight. Seas 12 to 17 ft, subsiding to 8 to 13 ft after midnight. .SAT...SE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 6 ft. .MON...E winds 10 to 15 kt. Seas 6 ft.