Cape Northumberland Wind ForecastAustraliaSALimestone CoastCape Northumberland1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Cape Northumberland wind forecast issued today at 4:43 am. Next forecast at approx. 4:43 pm. Cape Northumberland Wind Statistics View MoreAugust WindMount Gambier Airport (36km)2020JulyAugustStrongest 1 August, 202048.2km/h NNWAverage August16.8km/hStrongest 19 July, 202085.3km/h WAverage July12.6km/hStrongest 19 July, 202085.3km/h WAverage 202016.1km/hClimate (2010–Present)Mount Gambier Airport (36km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 6 July, 2018114.8km/h WNWAverage 2010–Present16.4km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August20%11.25%2.5%CalmGaleAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August25%13.75%2.5%CalmGaleGet an account to remove ads