Secret Harbour Wind ForecastAustraliaWAPerthSecret Harbour1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Secret Harbour wind forecast issued yesterday at 10:11 pm. Next forecast at approx. 10:11 am. Secret Harbour Wind Statistics View MoreMay WindMandurah (13km)2025AprilMayStrongest 3 May, 202550km/h WAverage May10.9km/hStrongest 4 April, 202559.4km/h EAverage April11.6km/hStrongest 30 March, 202561.2km/h ENEAverage 202512.8km/hClimate (2010–Present)Mandurah (13km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 2 August, 2022109.1km/h WAverage 2020–202513.7km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May15%8.75%2.5%CalmGaleMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May12.5%7.5%2.5%CalmGaleGet WillyWeather+ to remove ads