Isabel Wind ForecastUnited StatesSDDewey CountyIsabel1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Isabel wind forecast issued today at 2:35 am. Next forecast at approx. 2:35 pm.Isabel Wind Statistics August WindFaith (37.9 miles)2025JulyAugustStrongest 16 August, 202553.9mph WAverage August10.7mphStrongest 9 July, 202557.9mph NWAverage July11.1mphStrongest 15 May, 202565.1mph WNWAverage 202512mphClimate (2010–Present)Faith (37.9 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 17 September, 202493.1mph WSWAverage 2020–202512.5mphGet WillyWeather+ to remove ads