Defiance Wind ForecastUnited StatesIAShelby CountyDefiance1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Defiance wind forecast issued today at 5:31 am. Next forecast at approx. 5:31 pm.Defiance Wind Statistics June WindDenison (10.6 miles)2025MayJuneStrongest 2 June, 202519.7mph SSWAverage June7.8mphStrongest 16 May, 202528.9mph WAverage May9mphStrongest 5 March, 202538mph NNWAverage 202510.3mphClimate (2010–Present)Denison (10.6 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 April, 202241.4mph SAverage 2020–202510.1mphGet WillyWeather+ to remove ads