Coal Cliff Harbour Swell ForecastAustraliaNSWIllawarraCoal Cliff Harbour1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIICoal Cliff Harbour swell forecast issued today at 12:54 pm. Next forecast at approx. 12:54 pm. Wave Height Sea TemperatureGet WillyWeather+ to remove ads