Nantucket County Swell ForecastUnited StatesMANantucket County2ftSESiasconset2ft, SE2ftESEGreat Point2ft, ESECisco BeachCoatueDionisEsther IslandGreat PointJetties BeachMiacomet BeachMuskeget IslandQuidnetSankaty Head LighthouseSiasconsetSquamSurfside NantucketTom NeversTuckernuck IslandWauwinet