Harper Wind ForecastUnited StatesIAKeokuk CountyHarper1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Harper wind forecast issued today at 3:36 pm. Next forecast at approx. 3:36 am.Harper Wind Statistics March WindWashington (20.5 miles)2026FebruaryMarchStrongest 6 March, 202628.9mph SAverage March10.1mphStrongest 6 February, 202627.7mph NNWAverage February11.1mphStrongest 21 January, 202632.2mph WNWAverage 202611.3mphClimate (2010–Present)Washington (20.5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 26 November, 202536.9mph NWAverage 2021–202610.2mphGet WillyWeather+ to remove ads