


Offshore Forecast
Issued by NWS
Issued by NWS
109 FZNT23 KWNM 151522 OFFN01 NAVTEX Marine Forecast for NE US waters NWS Ocean Prediction Center Washington DC 1122 AM EDT Wed Oct 15 2025 Conditions given represent the highest within that period. Locally higher winds and seas can be expected in and near tstms. ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed coastal waters forecasts... .SYNOPSIS...Today through Thu, the waters will be between high pressure over the Great Lakes and broad low pressure well out over the N Atlantic centered near 35N. A cold front approaching from the NW will move through the waters from later this morning through tonight. Thu night, a secondary low should form S of Nova Scotia, deepening late Thu night and Fri. This second low will slowly move farther E into the N Atlantic Fri night through Sat night as high pressure gradually moves E over the area. High pressure will be over the waters Sun, moving E late Sun and Sun night as a cold front moves into the W waters late Sun night. Eastport Maine to Cape Cod ...GALE WARNING... .TODAY...N winds 10 to 15 kt, increasing to 15 to 25 kt. Seas 4 to 7 ft. .TONIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. .THU...N winds 25 to 35 kt. Seas 6 to 10 ft. Scattered showers. .THU NIGHT...N winds 25 to 35 kt. Seas 8 to 12 ft. Scattered showers. .FRI...N winds 30 to 40 kt. Seas 10 to 15 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 9 to 15 ft. .SAT...N winds 20 to 30 kt. Seas 8 to 12 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. .SUN...S winds 5 to 15 kt. Seas 5 to 8 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 3 to 6 ft. Cape Cod to Nantucket Shoals and Georges Bank ...GALE WARNING... .TODAY...N winds 15 to 25 kt. Seas 8 to 12 ft. Isolated showers. .TONIGHT...N winds 20 to 30 kt. Seas 6 to 9 ft. Isolated showers. .THU...N winds 25 to 35 kt. Seas 7 to 11 ft. Scattered showers. .THU NIGHT...N winds 35 to 45 kt. Seas 9 to 16 ft. Scattered showers. .FRI...N winds 35 to 45 kt. Seas 16 to 23 ft. .FRI NIGHT...N winds 30 to 40 kt. Seas 14 to 23 ft. .SAT...N winds 25 to 35 kt. Seas 11 to 17 ft. .SAT NIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft. .SUN...Variable winds 5 to 15 kt. Seas 6 to 10 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 5 to 8 ft. South of New England ...GALE WARNING... .TODAY...N winds 15 to 25 kt. Seas 7 to 11 ft. Isolated showers. .TONIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. Isolated showers. .THU...N winds 20 to 30 kt. Seas 7 to 11 ft. .THU NIGHT...N winds 25 to 35 kt. Seas 8 to 14 ft. Scattered showers. .FRI...N winds 30 to 40 kt. Seas 11 to 16 ft. .FRI NIGHT...N winds 25 to 35 kt. Seas 11 to 16 ft. .SAT...N winds 20 to 30 kt. Seas 8 to 14 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 6 to 10 ft. .SUN...S winds 10 to 20 kt. Seas 5 to 9 ft. .SUN NIGHT...S winds 15 to 25 kt. Seas 5 to 7 ft.