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 9:34 pm. Next forecast at approx. 9:34 am. Outer Sister Island Wind Statistics View MoreDecember WindFlinders Island Airport (48km)2025NovemberDecemberStrongest 2 December, 202559.4km/h WAverage December25.7km/hStrongest 13 November, 202585.3km/h WNWAverage November29.5km/hStrongest 27 January, 202596.1km/h NAverage 202523.8km/hClimate (2010–Present)Flinders Island Airport (48km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 1 September, 2024111.2km/h NWAverage 2020–202523.9km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December22.5%12.5%2.5%CalmGaleDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December27.5%15%2.5%CalmGaleGet WillyWeather+ to remove ads