Swan Island Wind ForecastAustraliaNSWHunterSwan Island1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Swan Island wind forecast issued today at 10:33 pm. Next forecast at approx. 10:33 am. Swan Island Wind Statistics View MoreSeptember WindWilliamtown RAAF Base (18km)2025AugustSeptemberStrongest 11 September, 202568.4km/h WNWAverage September10.2km/hStrongest 2 August, 202581.4km/h SEAverage August12.8km/hStrongest 15 January, 2025120.2km/h WNWAverage 202512.8km/hClimate (2010–Present)Williamtown RAAF Base (18km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 15 January, 2025120.2km/h WNWAverage 2020–202514.9km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September17.5%10%2.5%CalmGaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September20%11.25%2.5%CalmGaleGet WillyWeather+ to remove ads