Portland Offshore Wind ForecastAustraliaVICWestern DistrictPortland Offshore1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Portland Offshore wind forecast issued today at 1:11 am. Next forecast at approx. 1:11 pm. Portland Offshore Wind Statistics View MoreJune WindCape Nelson Lighthouse (9km)2026MayJuneStrongest 3 June, 202687.1km/h WAverage June24.5km/hStrongest 7 May, 202683.2km/h SSWAverage May19.3km/hStrongest 10 April, 202696.1km/h WAverage 202620.7km/hClimate (2010–Present)Cape Nelson Lighthouse (9km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 August, 2025116.6km/h SSWAverage 2021–202621.4km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average June15%8.75%2.5%CalmGaleJune Wind RoseJune (5 Year Average)5 Year Average Annual5 Year Average June30%16.25%2.5%CalmGaleGet WillyWeather+ to remove ads