Cape Portland Wind ForecastAustraliaTASNorthernCape Portland1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Cape Portland wind forecast issued yesterday at 11:34 pm. Next forecast at approx. 11:34 am. Cape Portland Wind Statistics View MoreJuly WindSwan Island (12km)2025JuneJulyStrongest – Average July22.3km/hStrongest 24 June, 202598.3km/h NNWAverage June20km/hStrongest 24 June, 202598.3km/h NNWAverage 202521.1km/hClimate (2010–Present)Swan Island (12km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 2 September, 2024124.2km/h NNWAverage 2020–202522.6km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July17.5%10%2.5%CalmGaleJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July22.5%12.5%2.5%CalmGaleGet WillyWeather+ to remove ads