Piasa Wind ForecastUnited StatesILMacoupin CountyPiasa1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Piasa wind forecast issued today at 10:35 am. Next forecast at approx. 10:35 pm.Piasa Wind Statistics March WindSt. Louis Regional Airport (16.2 miles)2026FebruaryMarchStrongest – Average March–Strongest 20 February, 202623mph WAverage February8.1mphStrongest 14 January, 202624.2mph NNWAverage 20268.6mphClimate (2010–Present)St. Louis Regional Airport (16.2 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 10 August, 2021113mph NAverage 2021–20268.1mphGet WillyWeather+ to remove ads