Isthmus Bay Wind ForecastAustraliaWAGreat SouthernIsthmus Bay1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of Meteorology Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Isthmus Bay wind forecast issued today at 9:10 pm. Next forecast at approx. 9:10 am. Isthmus Bay Wind Statistics View MoreNovember WindRocky Gully South (13km)2024OctoberNovemberStrongest 5 November, 202450km/h SWAverage November15.1km/hStrongest 2 October, 202468.4km/h NWAverage October14.7km/hStrongest 29 August, 202479.6km/h WAverage 202411.6km/hClimate (2010–Present)Rocky Gully South (13km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 August, 202479.6km/h WAverage 2019–20248.9km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average November25%13.75%2.5%CalmFreshNovember Wind RoseNovember (5 Year Average)5 Year Average Annual5 Year Average November12.5%7.5%2.5%CalmFreshGet WillyWeather+ to remove ads