Piasa Wind ForecastUnited StatesILMacoupin CountyPiasa1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Piasa wind forecast issued today at 5:32 pm. Next forecast at approx. 5:32 am.Piasa Wind Statistics April WindSt. Louis Regional Airport (16.2 miles)2025MarchAprilStrongest – Average April–Strongest 14 March, 202524.2mph SAverage March9.8mphStrongest 14 March, 202524.2mph SAverage 20259mphClimate (2010–Present)St. Louis Regional Airport (16.2 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 10 August, 2021113mph NAverage 2020–20258.1mphGet WillyWeather+ to remove ads