NWS Marine Forecast


   ANZ200-121800-  102 AM EDT Sun Apr 12 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  High pres over the Great Lakes builds east into New England  Saturday night, then sliding offshore Sunday afternoon. A warm front  moves across the waters Mon, followed by gusty SW winds Mon  afternoon. A backdoor front will drop S into northern New Eng  Tue...then perhaps impacting the eastern MA coastal waters by Wed  and/or Thu, but that remains uncertain. Mainly dry weather prevails  much of this time, with any shower activity likely confined to  northern New England waters.    $$
   ANZ254-121800-  Coastal waters from Provincetown MA to Chatham MA to Nantucket MA  out 20 nm-  102 AM EDT Sun Apr 12 2026    SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH  TUESDAY MORNING    REST OF TONIGHT  N winds 10 to 15 kt with gusts up to 20 kt.  Seas 3 to 5 ft.  SUN  N winds 5 to 10 kt with gusts up to 20 kt, becoming SE in  the afternoon. Seas 3 to 5 ft.  SUN NIGHT  S winds 10 to 15 kt, increasing to 15 to 20 kt after  midnight. Gusts up to 25 kt. Seas 3 to 4 ft.  MON  SW winds 20 to 25 kt with gusts up to 35 kt. Seas 5 to  7 ft. Patchy fog in the afternoon with vsby 1 NM or less.  MON NIGHT  SW winds 20 to 25 kt, diminishing to 15 to 20 kt  after midnight. Gusts up to 30 kt. Seas 5 to 7 ft. Patchy fog in  the evening. A chance of showers in the evening with vsby 1 NM or  less.  TUE  SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to  5 ft.  TUE NIGHT  SW winds 10 to 15 kt with gusts up to 20 kt. Seas  2 to 3 ft.  WED  SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to  3 ft.  WED NIGHT  SW winds around 10 kt. Seas 2 to 4 ft. A chance of  showers.  THU AND THU NIGHT  S winds 10 to 15 kt. Gusts up to 20 kt. Seas  2 to 4 ft.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$