Harold Island Wind ForecastAustraliaQLDMackayHarold Island1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Harold Island wind forecast issued today at 6:33 am. Next forecast at approx. 6:33 pm. Wind Speed Wind Gust Harold Island Wind Statistics View MoreAugust WindHamilton Island Airport (25km)2026JulyAugustStrongest 13 August, 202674.2km/h SSEAverage August30.5km/hStrongest 21 July, 202676km/h SEAverage July30.3km/hStrongest 11 January, 2026116.6km/h NEAverage 202631.2km/hClimate (2021–2026)Hamilton Island Airport (25km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 11 January, 2026116.6km/h NEAverage 2021–202627.2km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August25%13.75%2.5%CalmNear GaleAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August30%16.25%2.5%CalmNear GaleGet WillyWeather+ to remove ads