NWS Marine Forecast


   ANZ200-051200-  703 PM EDT Fri Sep 4 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  Low pres and its associated cold front will cross the waters into  tonight. This low pres system will intensify as it lifts NE towards  the Canadian Maritimes Fri and shift farther E by the holiday  weekend. High pres moves towards the waters for the start of next  week.    $$
   ANZ231-051200-  Cape Cod Bay-  703 PM EDT Fri Sep 4 2026    TONIGHT  SW winds around 5 kt, becoming NW after midnight. Seas  around 2 ft. Wave Detail: SW 1 foot at 5 seconds and E 1 foot at  8 seconds.  SAT  N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to  3 ft. Wave Detail: N 2 ft at 4 seconds.  SAT NIGHT  NE winds 10 to 15 kt with gusts up to 20 kt. Seas  2 to 3 ft. Wave Detail: N 2 ft at 4 seconds.  SUN  N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to  3 ft. Wave Detail: N 3 ft at 5 seconds.  SUN NIGHT THROUGH MON NIGHT  W winds 5 to 10 kt. Seas 2 to  3 ft. Wave Detail: N 3 ft at 6 seconds.  TUE THROUGH WED  S winds 10 to 15 kt with gusts up to 25 kt.  Seas 2 to 3 ft. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot  at 6 seconds.  WED NIGHT  SW winds 15 to 20 kt with gusts up to 30 kt. Seas  3 to 5 ft. Showers likely.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$