Shellback Island Swell ForecastAustraliaVICGippslandShellback Island1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIShellback Island swell forecast issued yesterday at 7:35 pm. Next forecast at approx. 7:35 pm.Get WillyWeather+ to remove ads