NWS Marine Forecast


   ANZ200-060000-  703 AM EDT Wed Aug 5 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  High pres builds today over the western Atl Ocean and lingers  through the weekend leading to prolonged southwest winds across the  coastal waters.    $$
   ANZ256-060000-  Coastal Waters from Montauk NY to Marthas Vineyard extending out  to 20 NM South of Block Island-  703 AM EDT Wed Aug 5 2026    TODAY  W winds around 5 kt, becoming SW this afternoon. Seas  3 to 4 ft. Wave Detail: S 3 ft at 7 seconds and SW 1 foot at  4 seconds.  TONIGHT  SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S  3 ft at 7 seconds and W 1 foot at 2 seconds. Patchy fog after  midnight with vsby 1 to 3 NM.  THU  SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.  Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds and W 2 ft at  3 seconds. Patchy fog in the morning with vsby 1 NM or less.  THU NIGHT  SW winds 10 to 15 kt with gusts up to 20 kt. Seas  3 to 4 ft. Wave Detail: S 3 ft at 6 seconds and NW 2 ft at  4 seconds. Patchy fog in the evening with vsby 1 to 3 NM.  FRI AND FRI NIGHT  SW winds 10 to 15 kt with gusts up to 20 kt.  Seas 3 to 4 ft. Wave Detail: S 3 ft at 6 seconds and W 2 ft at  3 seconds.  SAT THROUGH SUN NIGHT  W winds 10 to 15 kt with gusts up to  20 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 5 seconds and SE  1 foot at 9 seconds.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$