South Island Wind ForecastAustraliaQLDMackaySouth 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 Island wind forecast issued today at 6:38 pm. Next forecast at approx. 6:38 am. South Island Wind Statistics View MoreSeptember WindMiddle Percy Island (12km)2024AugustSeptemberStrongest 4 September, 202466.6km/h ESEAverage September20.4km/hStrongest 1 August, 202468.4km/h SEAverage August16.1km/hStrongest 13 March, 202485.3km/h SAverage 202420km/hClimate (2010–Present)Middle Percy Island (12km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 30 December, 2023114.8km/h SAverage 2019–202419.9km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September22.5%12.5%2.5%CalmNear GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September22.5%12.5%2.5%CalmNear GaleGet an account to remove ads