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 3:34 pm. Next forecast at approx. 3:34 am. Portsea Wind Statistics View MoreJuly WindSouth Channel Island (39km)2025JuneJulyStrongest – Average July19.8km/hStrongest 6 June, 202596.1km/h NAverage June29km/hStrongest 3 February, 2025101.9km/h NAverage 202526.4km/hClimate (2010–Present)South Channel Island (39km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 October, 2021135.4km/h WSWAverage 2020–202527.5km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July15%8.75%2.5%CalmStrong GaleJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July30%16.25%2.5%CalmStrong GaleGet WillyWeather+ to remove ads