South Dunes Picnic Area Swell ForecastUnited StatesGAGlynn CountySouth Dunes Picnic Area1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIISouth Dunes Picnic Area swell forecast issued yesterday at 6:45 pm. Next forecast at approx. 6:45 pm.Get WillyWeather+ to remove ads