Rocky Shore (Gloucester) Swell ForecastUnited StatesMAEssex CountyRocky Shore (Gloucester)1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIRocky Shore (Gloucester) swell forecast issued today at 6:48 am. Next forecast at approx. 6:48 am.Get WillyWeather+ to remove ads