Portsea Wind ForecastAustraliaVICMornington PeninsulaPortsea1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Portsea wind forecast issued today at 7:10 am. Next forecast at approx. 7:10 pm. Portsea Wind Statistics View MoreMay WindSouth Channel Island (39km)2025AprilMayStrongest 26 May, 202588.9km/h NAverage May25.8km/hStrongest 5 April, 202572.4km/h SWAverage April24.2km/hStrongest 3 February, 2025101.9km/h NAverage 202526.1km/hClimate (2010–Present)South Channel Island (39km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 October, 2021135.4km/h WSWAverage 2020–202527.4km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May15%8.75%2.5%CalmStrong GaleMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May22.5%12.5%2.5%CalmStrong GaleGet WillyWeather+ to remove ads