Suffolk County Swell ForecastUnited StatesMASuffolk County6.9ftEOuter Brewster Island6.9ft, E7.2ftEWinthrop Beach7.2ft, EBoston LightCalf IslandCherry Island BarCrescent BeachGreat Brewster IslandGreen IslandGrovers CliffLittle Calf IslandMiddle Brewster IslandOuter Brewster IslandRevere BeachShag Island RocksShort BeachThe Five SistersThe GravesWinthrop BeachWinthrop HeadYirrell Beach