Cape Sir William Grant Wind ForecastAustraliaVICWestern DistrictCape Sir William Grant1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Cape Sir William Grant wind forecast issued today at 12:33 am. Next forecast at approx. 12:33 pm. Cape Sir William Grant Wind Statistics View MoreSeptember WindCape Nelson Lighthouse (7km)2025AugustSeptemberStrongest 2 September, 202574.2km/h WNWAverage September28.7km/hStrongest 29 August, 2025116.6km/h SSWAverage August20.9km/hStrongest 29 August, 2025116.6km/h SSWAverage 202520.9km/hClimate (2010–Present)Cape Nelson Lighthouse (7km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 August, 2025116.6km/h SSWAverage 2020–202521.3km/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