South West Twin Island Wind ForecastAustraliaWAPilbaraSouth West Twin Island1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time South West Twin Island wind forecast issued today at 4:34 am. Next forecast at approx. 4:34 pm. South West Twin Island Wind Statistics View MoreOctober WindOnslow Airport (19km)2025SeptemberOctoberStrongest 14 October, 202557.2km/h WSWAverage October22.5km/hStrongest 6 September, 202561.2km/h SWAverage September19.3km/hStrongest 20 January, 2025100.1km/h NEAverage 202518.7km/hClimate (2010–Present)Onslow Airport (19km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 20 January, 2025100.1km/h NEAverage 2020–202519.7km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average October12.5%7.5%2.5%CalmNear GaleOctober Wind RoseOctober (5 Year Average)5 Year Average Annual5 Year Average October20%11.25%2.5%CalmNear GaleGet WillyWeather+ to remove ads