Grass Tree Hollow Campground Wind ForecastAustraliaWASouth WestGrass Tree Hollow Campground1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Grass Tree Hollow Campground wind forecast issued today at 7:33 am. Next forecast at approx. 7:33 pm. Grass Tree Hollow Campground Wind Statistics View MoreAugust WindManjimup (36km)2025JulyAugustStrongest 6 August, 2025105.5km/h NAverage August15.1km/hStrongest 30 July, 2025105.5km/h NAverage July14.3km/hStrongest 26 March, 2025105.5km/h NAverage 202513.3km/hClimate (2010–Present)Manjimup (36km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 11 December, 2020105.5km/h NEAverage 2020–202513.7km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August12.5%7.5%2.5%CalmStrongAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August17.5%10%2.5%CalmStrongGet WillyWeather+ to remove ads