Harper Wind ForecastUnited StatesIAKeokuk CountyHarper1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Harper wind forecast issued today at 5:30 pm. Next forecast at approx. 5:30 am.Harper Wind Statistics April WindWashington (20.5 miles)2026MarchAprilStrongest 8 April, 202632.2mph SWAverage April14.1mphStrongest 13 March, 202635.8mph WNWAverage March12.6mphStrongest 13 March, 202635.8mph WNWAverage 202612.2mphClimate (2010–Present)Washington (20.5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 26 November, 202536.9mph NWAverage 2021–202610.3mphGet WillyWeather+ to remove ads