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 10:10 pm. Next forecast at approx. 10:10 am. Outer Sister Island Wind Statistics View MoreApril WindFlinders Island Airport (48km)2025MarchAprilStrongest 5 April, 202581.4km/h WSWAverage April19.1km/hStrongest 16 March, 202576km/h WSWAverage March21.5km/hStrongest 27 January, 202596.1km/h NAverage 202521.5km/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 April22.5%12.5%2.5%CalmGaleApril Wind RoseApril (5 Year Average)5 Year Average Annual5 Year Average April25%13.75%2.5%CalmGaleGet WillyWeather+ to remove ads