Rock Valley Wind ForecastUnited StatesIASioux CountyRock Valley1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Rock Valley wind forecast issued today at 7:32 am. Next forecast at approx. 7:32 pm.Rock Valley Wind Statistics April WindSheldon (23 miles)2026MarchAprilStrongest 1 April, 202620.8mph ESEAverage April13.4mphStrongest 13 March, 202633.3mph WNWAverage March11.7mphStrongest 18 February, 202638mph WAverage 202611mphClimate (2010–Present)Sheldon (23 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 15 December, 202146.1mph WAverage 2021–202610.8mphGet WillyWeather+ to remove ads