Savannah River - Cockspur Island Swell ForecastUnited StatesGAChatham CountySavannah River - Cockspur Island1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIISavannah River - Cockspur Island swell forecast issued today at 1:47 pm. Next forecast at approx. 1:47 pm.Get WillyWeather+ to remove ads