Castlecrag Marine Wind ForecastAustraliaNSWSydneyCastlecrag Marine1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Castlecrag Marine wind forecast issued yesterday at 11:34 pm. Next forecast at approx. 11:34 am. Wind Speed Wind Gust Castlecrag Marine Wind Statistics View MoreSeptember WindSydney Harbour (Fort Denison) (6km)2026AugustSeptemberStrongest 5 September, 202688.9km/h WAverage September15.2km/hStrongest 10 August, 202670.2km/h NWAverage August13.1km/hStrongest 5 September, 202688.9km/h WAverage 202614.5km/hClimate (2021–2026)Sydney Harbour (Fort Denison) (6km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 30 May, 202296.1km/h NNWAverage 2021–202615.4km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September22.5%12.5%2.5%CalmGaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September25%13.75%2.5%CalmGaleGet WillyWeather+ to remove ads