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 11:43 pm. Next forecast at approx. 11:43 pm.Get WillyWeather+ to remove ads