Alcoa Jetty Wind ForecastAustraliaWAPerthAlcoa Jetty1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Alcoa Jetty wind forecast issued today at 7:33 am. Next forecast at approx. 7:33 pm. Alcoa Jetty Wind Statistics View MoreJuly WindGarden Island (10km)2025JuneJulyStrongest 24 July, 2025105.5km/h SAverage July22.8km/hStrongest 21 June, 202583.2km/h SSWAverage June20.7km/hStrongest 24 July, 2025105.5km/h SAverage 202522.7km/hClimate (2010–Present)Garden Island (10km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 13 September, 2023113km/h NNWAverage 2020–202522.8km/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 July15%8.75%2.5%CalmGaleGet WillyWeather+ to remove ads