Calmar Wind ForecastUnited StatesIAWinneshiek CountyCalmar1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Calmar wind forecast issued yesterday at 11:36 pm. Next forecast at approx. 11:36 am.Calmar Wind Statistics September WindDecorah (9.3 miles)2025AugustSeptemberStrongest 3 September, 202517.2mph NNWAverage September6.7mphStrongest 23 August, 202518.3mph NNWAverage August6.1mphStrongest 5 March, 202531.1mph NNWAverage 20258mphClimate (2010–Present)Decorah (9.3 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 5 March, 202531.1mph NNWAverage 2020–20258mphGet WillyWeather+ to remove ads