Mercer Wind ForecastUnited StatesNDMcLean CountyMercer1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Mercer wind forecast issued today at 9:30 pm. Next forecast at approx. 9:30 am.Mercer Wind Statistics May WindGarrison (35.4 miles)2025AprilMayStrongest 12 May, 202553mph WNWAverage May12.1mphStrongest 14 April, 202548.1mph NNWAverage April11mphStrongest 17 January, 202563.1mph WNWAverage 202510.9mphClimate (2010–Present)Garrison (35.4 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 5 October, 202474mph WNWAverage 2020–202510.5mphGet WillyWeather+ to remove ads