Castalia Wind ForecastUnited StatesIAWinneshiek CountyCastalia1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Castalia wind forecast issued today at 2:37 am. Next forecast at approx. 2:37 pm.Castalia Wind Statistics December WindDecorah (11.8 miles)2025NovemberDecemberStrongest 2 December, 202512.8mph SAverage December6.2mphStrongest 26 November, 202523mph NWAverage November8.2mphStrongest 5 March, 202531.1mph NNWAverage 20257.8mphClimate (2010–Present)Decorah (11.8 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 5 March, 202531.1mph NNWAverage 2020–20257.9mphGet WillyWeather+ to remove ads