Patch Beach Swell ForecastUnited StatesMAEssex CountyPatch Beach1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIPatch Beach swell forecast issued today at 1:45 am. Next forecast at approx. 1:45 am.Get WillyWeather+ to remove ads