Letts Wind ForecastUnited StatesIALouisa CountyLetts1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Letts wind forecast issued today at 1:35 am. Next forecast at approx. 1:35 pm.Letts Wind Statistics October WindMuscatine (5 miles)2025SeptemberOctoberStrongest 4 October, 202520.8mph SAverage October7.8mphStrongest 3 September, 202517.2mph NNWAverage September7.1mphStrongest 15 March, 202531.1mph WSWAverage 20258.8mphClimate (2010–Present)Muscatine (5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 5 March, 202231.1mph WAverage 2020–20259.1mphGet WillyWeather+ to remove ads