Isabel Lake Wind ForecastUnited StatesSDDewey CountyIsabel Lake1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Isabel Lake wind forecast issued today at 10:28 am. Next forecast at approx. 10:28 pm.Isabel Lake Wind Statistics May WindFaith (40.4 miles)2026AprilMayStrongest 14 May, 202648.1mph WNWAverage May12.5mphStrongest 23 April, 202661.1mph WNWAverage April13.6mphStrongest 16 January, 202672.9mph NWAverage 202612.9mphClimate (2010–Present)Faith (40.4 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 17 September, 202493.1mph WSWAverage 2021–202612.5mphGet WillyWeather+ to remove ads