NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   ANZ200-311800-  103 AM EDT Tue Mar 31 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  A backdoor cold front will drop south across the waters this  afternoon, settling over RI and southeast MA later today. The front  should lift back north tonight before dropping south again Wed. Low  pres should approach the Great Lakes Thu and Fri.    $$
   ANZ231-311800-  Cape Cod Bay-  103 AM EDT Tue Mar 31 2026    SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING  THROUGH THIS EVENING    REST OF TONIGHT  SW winds 10 to 15 kt with gusts up to 20 kt.  Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 1 foot  at 8 seconds. A chance of showers.  TUE  SW winds 15 to 20 kt with gusts up to 25 kt. Seas around  2 ft. Wave Detail: SW 2 ft at 3 seconds and E 1 foot at  9 seconds. Patchy fog. Showers, mainly in the morning. Vsby 1 NM  or less, increasing to 1 to 3 NM in the afternoon.  TUE NIGHT  SW winds 15 to 20 kt, increasing to 20 to 25 kt  after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at  4 seconds. A chance of showers after midnight.  WED  SW winds 15 to 20 kt, becoming W 10 to 15 kt in the  afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW  3 ft at 4 seconds and NE 1 foot at 6 seconds. A chance of showers  in the morning, then showers likely in the afternoon. Patchy fog  in the afternoon with vsby 1 to 3 NM.  WED NIGHT  NE winds 10 to 15 kt with gusts up to 20 kt. Seas  around 2 ft. Wave Detail: N 2 ft at 4 seconds. Showers. Patchy  fog in the evening with vsby 1 NM or less.  THU AND THU NIGHT  E winds 15 to 20 kt. Seas 2 to 3 ft. Wave  Detail: NE 3 ft at 4 seconds and W 1 foot at 3 seconds. A chance  of showers.  FRI THROUGH SAT NIGHT  SE winds 15 to 20 kt with gusts up to  25 kt. Seas 2 to 3 ft.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$