The Slopes Wind ForecastAustraliaNSWGreater Western SydneyThe Slopes1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time The Slopes wind forecast issued today at 12:33 pm. Next forecast at approx. 12:33 am. Wind Speed Wind Gust The Slopes Wind Statistics View MoreSeptember WindRichmond RAAF Base (10km)2026AugustSeptemberStrongest 5 September, 202679.6km/h WSWAverage September12.2km/hStrongest 10 August, 202663km/h NNWAverage August6.7km/hStrongest 5 September, 202679.6km/h WSWAverage 20267.7km/hClimate (2021–2026)Richmond RAAF Base (10km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 17 November, 202487.1km/h WAverage 2021–20269km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September30%16.25%2.5%CalmNear GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September32.5%17.5%2.5%CalmNear GaleGet WillyWeather+ to remove ads