Defiance Wind ForecastUnited StatesIAShelby CountyDefiance1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Defiance wind forecast issued today at 7:33 am. Next forecast at approx. 7:33 pm.Defiance Wind Statistics March WindDenison (10.6 miles)2026FebruaryMarchStrongest 15 March, 202639.1mph NAverage March11.2mphStrongest 18 February, 202628.9mph WSWAverage February9.6mphStrongest 15 March, 202639.1mph NAverage 202610.1mphClimate (2010–Present)Denison (10.6 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 April, 202241.4mph SAverage 2021–202610mphGet WillyWeather+ to remove ads