Grass Flat Wind ForecastAustraliaVICWimmeraGrass Flat1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Grass Flat wind forecast issued today at 4:33 am. Next forecast at approx. 4:33 pm. Grass Flat Wind Statistics View MoreMay WindHorsham Airport (27km)2026AprilMayStrongest 2 May, 202676km/h NAverage May17.9km/hStrongest 10 April, 202666.6km/h WAverage April16.5km/hStrongest 27 February, 2026124.2km/h WSWAverage 202618.5km/hClimate (2010–Present)Horsham Airport (27km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 27 January, 2022139km/h NWAverage 2021–202618.2km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May12.5%7.5%2.5%CalmNear GaleMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May12.5%7.5%2.5%CalmNear GaleGet WillyWeather+ to remove ads