Imperial Wind ForecastUnited StatesMOJefferson CountyImperial1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Imperial wind forecast issued today at 4:37 pm. Next forecast at approx. 4:37 am.Imperial Wind Statistics March WindSt. Louis Downtown Airport (18 miles)2026FebruaryMarchStrongest – Average March–Strongest 22 February, 202640mph NNWAverage February7.5mphStrongest 14 January, 202645mph NNWAverage 20268.1mphClimate (2010–Present)St. Louis Downtown Airport (18 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 14 March, 202577mph SSWAverage 2021–20267mphGet WillyWeather+ to remove ads