NWS Marine Forecast


   ANZ200-191000-  403 PM EST Tue Nov 18 2025    .Synopsis for Massachusetts and Rhode Island coastal waters...  Gusty winds this afternoon, weakening overnight into early Tuesday.  High pres moves into the waters Wednesday and Thursday bringing  light winds. Low pres will track well south of the waters Wednesday  and Wednesday night. A cold front approaches from the Great Lakes  Friday and moves south of the waters Friday night into Saturday.  Rain showers possible.    $$
   ANZ232-191000-  Nantucket Sound-  403 PM EST Tue Nov 18 2025    TONIGHT  W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: W  3 ft at 4 seconds and SE 1 foot at 9 seconds.  WED  NW winds 5 to 10 kt. Seas around 2 ft in the morning, then  1 foot or less. Wave Detail: W 1 foot at 4 seconds and SE 1 foot  at 10 seconds, becoming NW 1 foot at 4 seconds and E 1 foot at  10 seconds.  WED NIGHT  N winds 5 to 10 kt. Seas 1 foot or less. Wave  Detail: W 1 foot at 4 seconds and NE 1 foot at 10 seconds.  THU  NE winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: NE  1 foot at 3 seconds and SW 1 foot at 4 seconds.  THU NIGHT  N winds around 5 kt. Seas 1 foot or less. Wave  Detail: NE 1 foot at 4 seconds and SW 1 foot at 5 seconds.  FRI  SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts  up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW  2 ft at 4 seconds and SE 1 foot at 5 seconds.  FRI NIGHT  SW winds around 15 kt, becoming W after midnight.  Gusts up to 20 kt. Seas 2 to 3 ft. A chance of rain.  SAT THROUGH SUN NIGHT  W winds 10 to 15 kt. Seas 2 to 3 ft.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$