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 2:13 pm. Next forecast at approx. 2:13 am. Outer Sister Island Wind Statistics View MoreJanuary WindFlinders Island Airport (48km)2026DecemberJanuaryStrongest 10 January, 202687.1km/h WNWAverage January20.1km/hStrongest 14 December, 2025109.1km/h WAverage December28.3km/hStrongest 10 January, 202687.1km/h WNWAverage 202620.1km/hClimate (2010–Present)Flinders Island Airport (48km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 1 September, 2024111.2km/h NWAverage 2021–202623.8km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average January22.5%12.5%2.5%CalmGaleJanuary Wind RoseJanuary (5 Year Average)5 Year Average Annual5 Year Average January22.5%12.5%2.5%CalmGaleGet WillyWeather+ to remove ads