


Offshore Forecast
Issued by NWS
Issued by NWS
304 FZNT23 KWNM 150842 OFFN01 NAVTEX Marine Forecast for NE US waters NWS Ocean Prediction Center Washington DC 442 AM EDT Sun Jun 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...Low pressure is centered SE of the region and will continue moving E while strengthening today. High pressure will build S over the area today, and then persist through Mon. Another low will form and move E along a front just S of the waters late Mon through Tue night as a high pressure ridge slowly weakens over the area. The low will weaken to the SE and E of the region Wed. A warm front will lift NE over the waters Wed night into Thu, followed by a cold front approaching the coast from the W late Thu. The cold front will then move offshore Thu night. Eastport Maine to Cape Cod .TODAY...E to SE winds 5 to 15 kt. Seas 3 to 5 ft. .TONIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. .MON...S to SE winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...S winds 5 to 15 kt. Seas 3 to 4 ft. .TUE...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. .WED...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU...S to SW winds 15 to 25 kt. Seas 3 to 5 ft. .THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. Cape Cod to Nantucket Shoals and Georges Bank .TODAY...E to NE winds 10 to 20 kt. Seas 4 to 7 ft. Chance of showers and slight chance of tstms. .TONIGHT...E winds 5 to 15 kt. Seas 4 to 6 ft. Scattered showers. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. Chance of showers and tstms. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 3 to 6 ft. .TUE NIGHT...SE winds 5 to 15 kt. Seas 4 to 6 ft. .WED...SW winds 5 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...W to SW winds 10 to 20 kt. Seas 3 to 6 ft. .THU...SW winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...SW winds 15 to 25 kt. Seas 5 to 8 ft. South of New England .TODAY...E winds 5 to 15 kt. Seas 3 to 5 ft. Chance of showers and slight chance of tstms. .TONIGHT...E winds 5 to 15 kt. Seas 3 to 5 ft. Chance of showers. .MON...E winds 10 to 20 kt. Seas 3 to 6 ft. Chance of showers and tstms. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 5 to 15 kt. Seas 3 to 6 ft. .TUE NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. .WED...SW winds 5 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. .THU...SW winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...W to SW winds 15 to 25 kt. Seas 5 to 8 ft.