Grassy Harbour Wind ForecastAustraliaTASNorth WesternGrassy Harbour1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Grassy Harbour wind forecast issued today at 8:12 am. Next forecast at approx. 8:12 pm. Wind Speed Wind Gust Grassy Harbour Wind Statistics View MoreJuly WindKing Island Airport (25km)2026JuneJulyStrongest 2 July, 202690.7km/h NNWAverage July37.2km/hStrongest 10 June, 202670.2km/h NNWAverage June19.5km/hStrongest 17 January, 202690.7km/h EAverage 202621.3km/hClimate (2021–2026)King Island Airport (25km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 1 September, 2024157.3km/h WNWAverage 2021–202622.8km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July12.5%7.5%2.5%CalmGaleJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July15%8.75%2.5%CalmGaleGet WillyWeather+ to remove ads