Swan Wind ForecastUnited StatesIAMarion CountySwan1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Swan wind forecast issued today at 11:32 pm. Next forecast at approx. 11:32 am. Wind Speed Wind GustSwan Wind Statistics September WindKnoxville (14.9 miles)2026AugustSeptemberStrongest – Average September–Strongest 1 August, 202620.8mph NAverage August7.3mphStrongest 15 March, 202635.8mph NWAverage 20269.5mphClimate (2021–2026)Knoxville (14.9 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 15 December, 202138mph SWAverage 2021–20269.7mphGet WillyWeather+ to remove ads