Letts Wind ForecastUnited StatesIALouisa CountyLetts1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Letts wind forecast issued today at 7:34 pm. Next forecast at approx. 7:34 am.Letts Wind Statistics August WindMuscatine (5 miles)2025JulyAugustStrongest 6 August, 202516.1mph SSEAverage August6.6mphStrongest 16 July, 202520.8mph WAverage July7.3mphStrongest 15 March, 202531.1mph WSWAverage 20259.4mphClimate (2010–Present)Muscatine (5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 5 March, 202231.1mph WAverage 2020–20259.2mphGet WillyWeather+ to remove ads