Leger Dam Wind ForecastUnited StatesSDHarding CountyLeger Dam1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Leger Dam wind forecast issued today at 12:36 am. Next forecast at approx. 12:36 pm.Leger Dam Wind Statistics October WindBuffalo (22.4 miles)2025SeptemberOctoberStrongest 12 October, 202538mph WAverage October11.9mphStrongest 4 September, 202543.8mph NWAverage September9.7mphStrongest 20 June, 202584.1mph NWAverage 202512.1mphClimate (2010–Present)Buffalo (22.4 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 27 June, 202489.9mph WAverage 2020–202512.5mphGet WillyWeather+ to remove ads