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 6:33 pm. Next forecast at approx. 6:33 am. Wind Speed Wind Gust Portland Offshore Wind Statistics View MoreJune WindCape Nelson Lighthouse (9km)2026MayJuneStrongest 3 June, 202687.1km/h WAverage June20.9km/hStrongest 7 May, 202683.2km/h SSWAverage May19.3km/hStrongest 10 April, 202696.1km/h WAverage 202620.5km/hClimate (2021–2026)Cape Nelson Lighthouse (9km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 August, 2025116.6km/h SSWAverage 2021–202621.3km/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