Mercer Wind ForecastUnited StatesNDMcLean CountyMercer1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Mercer wind forecast issued today at 1:34 pm. Next forecast at approx. 1:34 am.Mercer Wind Statistics October WindGarrison (35.4 miles)2025SeptemberOctoberStrongest 12 October, 202532.2mph WAverage October11.6mphStrongest 4 September, 202535.8mph NWAverage September8.9mphStrongest 27 July, 202569.1mph WAverage 20259.7mphClimate (2010–Present)Garrison (35.4 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 5 October, 202474mph WNWAverage 2020–202510.4mphGet WillyWeather+ to remove ads