NWS Marine Forecast


   ANZ200-311500-  1004 PM EDT Thu Jul 30 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  Rough seas continue through Fri as low pres approaches from the W  and brings periodic chances for showers and perhaps thunderstorms.  Winds turn NW tonight. Rough seas should start to diminish heading  into the weekend.    $$
   ANZ251-311500-  Massachusetts Bay and Ipswich Bay-  1004 PM EDT Thu Jul 30 2026    OVERNIGHT  NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE  3 ft at 6 seconds and SE 1 foot at 9 seconds.  FRI  NW winds around 5 kt, becoming SE in the afternoon. Seas  2 to 3 ft. Wave Detail: E 3 ft at 7 seconds and W 2 ft at  5 seconds.  FRI NIGHT  S winds 5 to 10 kt, becoming SW after midnight. Seas  around 2 ft. Wave Detail: NE 2 ft at 6 seconds and SW 1 foot at  3 seconds.  SAT  SW winds around 5 kt, becoming S in the afternoon. Seas  around 2 ft. Wave Detail: NW 2 ft at 2 seconds and E 1 foot at  6 seconds.  SAT NIGHT AND SUN  S winds 10 to 15 kt with gusts up to 20 kt.  Seas around 2 ft. Wave Detail: SE 2 ft at 4 seconds and SE 1 foot  at 9 seconds.  SUN NIGHT  S winds 10 to 15 kt. Gusts up to 20 kt in the  evening. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and  SE 1 foot at 6 seconds. A chance of showers after midnight.  MON AND MON NIGHT  SW winds around 10 kt with gusts up to  20 kt, becoming W. Seas around 2 ft. A chance of showers.  TUE AND TUE NIGHT  SW winds 5 to 10 kt. Seas 1 foot or less.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$