South West Vernon Island Swell ForecastAustraliaNTDarwinSouth West Vernon Island1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIISouth West Vernon Island swell forecast issued today at 5:41 pm. Next forecast at approx. 5:41 pm. Wave Height Sea TemperatureGet WillyWeather+ to remove ads