Mark Twain National Wildlife Refuge Wind ForecastUnited StatesILMercer CountyMark Twain National Wildlife Refuge1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Mark Twain National Wildlife Refuge wind forecast issued today at 7:30 pm. Next forecast at approx. 7:30 am.Get WillyWeather+ to remove ads