Grant Bay Wind ForecastAustraliaVICWestern DistrictGrant Bay1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Grant Bay wind forecast issued today at 12:33 am. Next forecast at approx. 12:33 pm. Wind Speed Wind Gust Grant Bay Wind Statistics View MoreSeptember WindCape Nelson Lighthouse (8km)2026AugustSeptemberStrongest 5 September, 202685.3km/h WNWAverage September23.4km/hStrongest 12 August, 202668.4km/h WAverage August19.2km/hStrongest 28 July, 202698.3km/h WAverage 202620.8km/hClimate (2021–2026)Cape Nelson Lighthouse (8km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 August, 2025116.6km/h SSWAverage 2021–202621.2km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September15%8.75%2.5%CalmGaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September17.5%10%2.5%CalmGaleGet WillyWeather+ to remove ads