Tarnma Wind ForecastAustraliaSAClare ValleyTarnma1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Tarnma wind forecast issued today at 2:04 pm. Next forecast at approx. 2:04 am. Tarnma Wind Statistics View MoreSeptember WindNuriootpa (PIRSA Research Centre) (12km)2025AugustSeptemberStrongest 2 September, 202557.2km/h WNWAverage September15km/hStrongest 29 August, 202581.4km/h SWAverage August14km/hStrongest 26 May, 202598.3km/h WAverage 202513.6km/hClimate (2010–Present)Nuriootpa (PIRSA Research Centre) (12km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 5 December, 202098.3km/h WAverage 2020–202513.9km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September12.5%7.5%2.5%CalmNear GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September17.5%10%2.5%CalmNear GaleGet WillyWeather+ to remove ads