Portland Bay Wind ForecastAustraliaVICWestern DistrictPortland Bay1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Portland Bay wind forecast issued today at 12:34 am. Next forecast at approx. 12:34 pm. Portland Bay Wind Statistics View MoreMay WindPortland Airport (25km)2026AprilMayStrongest 7 May, 202664.8km/h SWAverage May23.4km/hStrongest 10 April, 202676km/h WAverage April15.7km/hStrongest 10 April, 202676km/h WAverage 202615.9km/hClimate (2010–Present)Portland Airport (25km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 2 September, 2024120.2km/h WAverage 2021–202616.7km/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 May25%13.75%2.5%CalmNear GaleGet WillyWeather+ to remove ads