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 1:33 pm. Next forecast at approx. 1:33 am. Wind Speed Wind Gust Grassy Harbour Wind Statistics View MoreOctober WindKing Island Airport (25 km)2026SeptemberOctoberStrongest 6 October, 202672.4 km/h WSWAverage October21.9 km/hStrongest 3 September, 2026127.8 km/h WAverage September23.5 km/hStrongest 3 September, 2026127.8 km/h WAverage 202621.9 km/hClimate (2021–2026)King Island Airport (25 km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 1 September, 2024157.3 km/h WNWAverage 2021–202622.6 km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average October15%8.75%2.5%CalmGaleOctober Wind RoseOctober (5 Year Average)5 Year Average Annual5 Year Average October17.5%10%2.5%CalmGaleGet WillyWeather+ to remove ads