Grose Island Wind ForecastAustraliaNTDarwinGrose Island1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Grose Island wind forecast issued today at 2:04 pm. Next forecast at approx. 2:04 am. Grose Island Wind Statistics View MoreAugust WindDum In Mirrie Island (8km)2025JulyAugustStrongest 3 August, 202529.5km/h EAverage August5.5km/hStrongest 1 July, 202533.5km/h ESEAverage July4.5km/hStrongest 14 March, 202550km/h ESEAverage 20255.3km/hClimate (2010–Present)Dum In Mirrie Island (8km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 14 March, 202272.4km/h EAverage 2020–20256.1km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August22.5%12.5%2.5%CalmModerateAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August25%13.75%2.5%CalmModerateGet WillyWeather+ to remove ads