NWS Marine Forecast


   ANZ200-141800-  105 AM EDT Fri Aug 14 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  Weak frontal boundaries will traverse the coastal waters through  Fri, with little impact outside of scattered showers and  thunderstorms. This weekend, brief high pres builds in from the NW,  followed by low pres moving out of the northern Great Lakes late Sun  into Mon, bringing a return to unsettled conditions.    $$
   ANZ251-141800-  Massachusetts Bay and Ipswich Bay-  105 AM EDT Fri Aug 14 2026    REST OF TONIGHT  NW winds around 10 kt. Seas 1 foot or less.  Wave Detail: NW 1 foot at 2 seconds and SE 1 foot at 3 seconds.  FRI  NW winds 5 to 10 kt, becoming SW in the afternoon. Seas  1 foot or less. Wave Detail: S 1 foot at 3 seconds and N 1 foot  at 3 seconds.  FRI NIGHT  N winds 5 to 10 kt. Seas 1 foot or less. Wave  Detail: SW 1 foot at 3 seconds and N 1 foot at 3 seconds.  SAT  N winds 5 to 10 kt, becoming E in the afternoon. Seas  1 foot or less. Wave Detail: N 1 foot at 3 seconds and S 1 foot  at 5 seconds.  SAT NIGHT  S winds 5 to 10 kt, becoming W after midnight. Seas  1 foot or less. Wave Detail: SE 1 foot at 2 seconds and W 1 foot  at 2 seconds.  SUN  W winds around 5 kt, becoming SE 10 to 15 kt with gusts up  to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft  in the afternoon. Wave Detail: SW 1 foot at 2 seconds and NE  1 foot at 4 seconds, becoming SE 2 ft at 3 seconds and W 1 foot  at 2 seconds.  SUN NIGHT  S winds 10 to 15 kt with gusts up to 20 kt. Seas  around 2 ft. A chance of showers in the evening, then showers  after midnight.  MON  S winds 10 to 15 kt with gusts up to 25 kt. Seas around  2 ft. Showers.  MON NIGHT  N winds 5 to 10 kt. Seas 1 foot or less. A chance of  showers.  TUE AND TUE NIGHT  NE winds 5 to 10 kt, becoming S. Seas 1 foot  or less, then around 2 ft.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$