NWS Marine Forecast


   ANZ200-121200-  703 PM EDT Mon May 11 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  Low pres continues to move offshore today. High pres builds into the  region Tue, moving offshore Wed. A cold front and area of low pres  will move across New Eng and the waters Thu into Thu evening, then  offshore Fri.    $$
   ANZ254-121200-  Coastal waters from Provincetown MA to Chatham MA to Nantucket MA  out 20 NM-  703 PM EDT Mon May 11 2026    TONIGHT  S winds around 5 kt, becoming NW after midnight. Seas  3 to 4 ft. Wave Detail: SE 4 ft at 8 seconds and SE 2 ft at  11 seconds. A slight chance of showers this evening.  TUE  N winds 10 to 15 kt, diminishing to 5 to 10 kt in the  afternoon. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 8 seconds and  W 1 foot at 4 seconds.  TUE NIGHT  SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: E  3 ft at 7 seconds and NW 1 foot at 3 seconds.  WED  SW winds 10 to 15 kt, becoming S 15 to 20 kt with gusts up  to 25 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: S 3 ft at  4 seconds and E 2 ft at 7 seconds.  WED NIGHT  S winds 15 to 20 kt with gusts up to 25 kt. Seas  3 to 4 ft. Wave Detail: SE 4 ft at 6 seconds and E 1 foot at  11 seconds.  THU  SE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to  4 ft. Wave Detail: S 4 ft at 6 seconds and E 1 foot at  11 seconds. Showers.  THU NIGHT  SE winds 10 to 15 kt with gusts up to 20 kt,  becoming SW 5 to 10 kt after midnight. Seas 3 to 4 ft. Patchy  fog. Showers in the evening. A chance of showers after midnight.  FRI  W winds 5 to 10 kt. Seas 3 to 5 ft. Patchy fog. A chance  of showers.  FRI NIGHT THROUGH SAT NIGHT  SW winds 15 to 20 kt. Seas 3 to  5 ft.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$