Outer Sister Island Wind ForecastAustraliaTASNorthernOuter Sister Island1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Outer Sister Island wind forecast issued today at 4:33 am. Next forecast at approx. 4:33 pm. Outer Sister Island Wind Statistics View MoreAugust WindFlinders Island Airport (48km)2025JulyAugustStrongest 6 August, 202574.2km/h NWAverage August18.4km/hStrongest 26 July, 202590.7km/h NNEAverage July22.7km/hStrongest 27 January, 202596.1km/h NAverage 202521.1km/hClimate (2010–Present)Flinders Island Airport (48km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 1 September, 2024111.2km/h NWAverage 2020–202523.5km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August22.5%12.5%2.5%CalmStrong GaleAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August20%11.25%2.5%CalmStrong GaleGet WillyWeather+ to remove ads