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 9:34 pm. Next forecast at approx. 9:34 am. Grassy Harbour Wind Statistics View MoreApril WindKing Island Airport (25km)2025MarchAprilStrongest – Average April–Strongest 16 March, 202579.6km/h SWAverage March19.4km/hStrongest 16 March, 202579.6km/h SWAverage 202521.8km/hClimate (2010–Present)King Island Airport (25km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 1 September, 2024157.3km/h WNWAverage 2020–202522.8km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average April12.5%7.5%2.5%CalmNear GaleApril Wind RoseApril (5 Year Average)5 Year Average Annual5 Year Average April15%8.75%2.5%CalmNear GaleGet WillyWeather+ to remove ads