La Piedra State Beach Swell ForecastUnited StatesCALos Angeles CountyLa Piedra State Beach1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIILa Piedra State Beach swell forecast issued yesterday at 9:44 pm. Next forecast at approx. 9:44 pm.Get WillyWeather+ to remove ads