Grattai Mountain Wind ForecastAustraliaNSWNew England and North West SlopesGrattai Mountain1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Grattai Mountain wind forecast issued today at 6:34 am. Next forecast at approx. 6:34 pm. Grattai Mountain Wind Statistics View MoreJuly WindNarrabri Airport (33km)2025JuneJulyStrongest – Average July–Strongest 24 June, 202566.6km/h NNEAverage June10.1km/hStrongest 14 January, 202583.2km/h WAverage 202513.3km/hClimate (2010–Present)Narrabri Airport (33km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 3 December, 202094.3km/h SSWAverage 2020–202513.5km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July22.5%12.5%2.5%CalmStrongJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July22.5%12.5%2.5%CalmStrongGet WillyWeather+ to remove ads