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 8:34 am. Next forecast at approx. 8:34 pm. Grant Bay Wind Statistics View MoreJuly WindCape Nelson Lighthouse (8km)2025JuneJulyStrongest – Average July–Strongest 24 June, 202594.3km/h WAverage June22.8km/hStrongest 24 June, 202594.3km/h WAverage 202520.7km/hClimate (2010–Present)Cape Nelson Lighthouse (8km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 14 May, 2021105.5km/h WSWAverage 2020–202521.4km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July15%8.75%2.5%CalmGaleJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July32.5%17.5%2.5%CalmGaleGet WillyWeather+ to remove ads