Portland Harbour Wind ForecastAustraliaVICWestern DistrictPortland Harbour1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Portland Harbour wind forecast issued today at 1:39 am. Next forecast at approx. 1:39 pm. Portland Harbour Wind Statistics View MoreOctober WindCape Nelson Lighthouse (11km)2024SeptemberOctoberStrongest 6 October, 202481.4km/h WNWAverage October23.7km/hStrongest 2 September, 202498.3km/h WNWAverage September27.6km/hStrongest 2 September, 202498.3km/h WNWAverage 202421.3km/hClimate (2010–Present)Cape Nelson Lighthouse (11km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 14 May, 2021105.5km/h WSWAverage 2019–202421.7km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average October15%8.75%2.5%CalmGaleOctober Wind RoseOctober (5 Year Average)5 Year Average Annual5 Year Average October17.5%10%2.5%CalmGaleGet WillyWeather+ to remove ads