Grant City Wind ForecastUnited StatesIASac CountyGrant City1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Grant City wind forecast issued today at 5:31 am. Next forecast at approx. 5:31 pm.Grant City Wind Statistics June WindCarroll (15.5 miles)2025MayJuneStrongest 2 June, 202526.4mph SAverage June9.7mphStrongest 16 May, 202533.3mph WAverage May10.7mphStrongest 5 March, 202542.5mph NNWAverage 202512.3mphClimate (2010–Present)Carroll (15.5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 April, 202242.5mph SAverage 2020–202511.4mphGet WillyWeather+ to remove ads