Merri Island Swell ForecastAustraliaVICWestern DistrictMerri Island1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIMerri Island swell forecast issued today at 7:26 am. Next forecast at approx. 7:26 am.Get WillyWeather+ to remove ads