Dum In Mirrie Island Swell ForecastAustraliaNTDarwinDum In Mirrie Island1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIDum In Mirrie Island swell forecast issued today at 5:40 am. Next forecast at approx. 5:40 am. Wave Height Sea TemperatureGet WillyWeather+ to remove ads