Alton Wind ForecastUnited StatesINCrawford CountyAlton1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Alton wind forecast issued yesterday at 11:33 pm. Next forecast at approx. 11:33 am.Alton Wind Statistics January WindFort Knox (28.6 miles)2026DecemberJanuaryStrongest – Average January–Strongest 18 December, 202523mph SAverage December8.4mphStrongest – Average 2026–Climate (2010–Present)Fort Knox (28.6 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 22 April, 202540.3mph NAverage 2021–20267.5mphGet WillyWeather+ to remove ads