NWS Marine Forecast


   ANZ200-261200-  703 PM EDT Sat Jul 25 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  High pres across the waters this weekend bringing more tranquil  boating weather. Increasing risk for rough seas towards the middle  of next week as low pressure approaches from the W.    $$
   ANZ230-261200-  Boston Harbor-  703 PM EDT Sat Jul 25 2026    TONIGHT  E winds 5 to 10 kt, becoming NE after midnight. Waves  1 foot or less.  SUN  NE winds 5 to 10 kt. Waves 1 foot or less.  SUN NIGHT  E winds 5 to 10 kt, becoming N after midnight. Waves  1 foot or less.  MON  NE winds around 5 kt, becoming E in the afternoon. Waves  1 foot or less, then around 2 ft in the afternoon.  MON NIGHT  SE winds 5 to 10 kt, becoming S after midnight.  Waves 1 foot or less.  TUE  S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up  to 20 kt in the afternoon. Waves 1 foot or less, then around 2 ft  in the afternoon. A chance of showers in the afternoon.  TUE NIGHT  SE winds 10 to 15 kt. Gusts up to 20 kt after  midnight. Waves around 2 ft. Showers likely. A chance of tstms  after midnight.  WED AND WED NIGHT  E winds 10 to 15 kt with gusts up to 25 kt.  Waves 2 to 3 ft. Showers likely with a chance of tstms.  THU AND THU NIGHT  NE winds around 10 kt, becoming N. Waves  around 2 ft, then 1 foot or less. A chance of showers.    Winds and waves higher in and near tstms.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$