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 6:34 pm. Next forecast at approx. 6:34 am. Grass Tree Hollow Campground Wind Statistics View MoreMay WindManjimup (36km)2025AprilMayStrongest 21 May, 2025105.5km/h WAverage May12.2km/hStrongest 30 April, 2025105.5km/h NNEAverage April12km/hStrongest 26 March, 2025105.5km/h NAverage 202513km/hClimate (2010–Present)Manjimup (36km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 19 July, 2020105.5km/h SAverage 2020–202513.7km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May10%6.25%2.5%CalmViolentMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May20%11.25%2.5%CalmViolentGet WillyWeather+ to remove ads