Grant Lake Wind ForecastUnited StatesWIIron CountyGrant Lake1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Grant Lake wind forecast issued today at 11:23 pm. Next forecast at approx. 11:23 am.Grant Lake Wind Statistics April WindManitowish Waters Airport (9.3 miles)2025MarchAprilStrongest – Average April–Strongest 17 March, 202521.9mph SSWAverage March8.9mphStrongest 6 February, 202526.4mph WAverage 20258.4mphClimate (2012–Present)Manitowish Waters Airport (9.3 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 May, 202230mph SSWAverage 2020–20257.5mphGet WillyWeather+ to remove ads