Gretna Wind ForecastAustraliaTASSouthernGretna1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Gretna wind forecast issued today at 11:14 am. Next forecast at approx. 11:14 pm. Gretna Wind Statistics View MoreDecember WindBushy Park (5km)2025NovemberDecemberStrongest 3 December, 202555.4km/h NNWAverage December11.9km/hStrongest 12 November, 202566.6km/h NAverage November13.1km/hStrongest 16 September, 202590.7km/h NNWAverage 202510.6km/hClimate (2010–Present)Bushy Park (5km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 May, 202496.1km/h NNWAverage 2020–202510.9km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December25%13.75%2.5%CalmNear GaleDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December17.5%10%2.5%CalmNear GaleGet WillyWeather+ to remove ads