NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   ANZ255-202100-  Coastal Waters extending out to 25 NM South of Marthas Vineyard  and Nantucket-  404 AM EDT Sat Jun 20 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT    TODAY  W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to  6 ft. Wave Detail: SW 6 ft at 7 seconds and E 1 foot at  7 seconds.  TONIGHT  W winds 15 to 20 kt with gusts up to 30 kt,  diminishing to 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave  Detail: SW 6 ft at 7 seconds and E 1 foot at 6 seconds.  SUN  W winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.  Seas 3 to 4 ft. Wave Detail: SW 4 ft at 8 seconds and NW 2 ft at  4 seconds.  SUN NIGHT  SW winds 10 to 15 kt, becoming W 5 to 10 kt after  midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 8 seconds and W  1 foot at 5 seconds.  MON  SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up  to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at  7 seconds and SW 2 ft at 4 seconds. A chance of showers in the  afternoon.  MON NIGHT  S winds 20 to 25 kt with gusts up to 30 kt. Seas  5 to 7 ft. Wave Detail: S 7 ft at 7 seconds and E 4 ft at  8 seconds. Showers with a chance of tstms.  TUE  W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to  6 ft. Showers with a chance of tstms.  TUE NIGHT  W winds 5 to 10 kt. Seas 3 to 5 ft.  WED AND WED NIGHT  W winds 5 to 10 kt, becoming SW. Seas 2 to  4 ft.    Winds and seas higher in and near tstms.    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.    $$