Swan River - Johnson Parade Boat Ramp Wind ForecastAustraliaWAPerthSwan River - Johnson Parade Boat Ramp1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Swan River - Johnson Parade Boat Ramp wind forecast issued today at 10:34 am. Next forecast at approx. 10:34 pm. Swan River - Johnson Parade Boat Ramp Wind Statistics View MoreMay WindSwanbourne (5km)2026AprilMayStrongest 1 May, 202650km/h SAverage May12.5km/hStrongest 20 April, 202670.2km/h WAverage April12.7km/hStrongest 20 April, 202670.2km/h WAverage 202615.7km/hClimate (2010–Present)Swanbourne (5km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 May, 2024100.1km/h WAverage 2021–202615.8km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May17.5%10%2.5%CalmNear GaleMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May22.5%12.5%2.5%CalmNear GaleGet WillyWeather+ to remove ads