Castle Bay Wind ForecastAustraliaWASouth WestCastle Bay1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Castle Bay wind forecast issued today at 12:34 am. Next forecast at approx. 12:34 pm. Castle Bay Wind Statistics View MoreSeptember WindCape Naturaliste (8km)2025AugustSeptemberStrongest 6 September, 202585.3km/h SSWAverage September24km/hStrongest 3 August, 2025114.8km/h SWAverage August26.2km/hStrongest 3 August, 2025114.8km/h SWAverage 202525.4km/hClimate (2010–Present)Cape Naturaliste (8km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 27 July, 2021124.2km/h WAverage 2020–202525.1km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September15%8.75%2.5%LightGaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September12.5%7.5%2.5%LightGaleGet WillyWeather+ to remove ads