McDonald Observatory Wind ForecastUnited StatesTXJeff Davis CountyMcDonald Observatory1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time McDonald Observatory wind forecast issued today at 5:35 pm. Next forecast at approx. 5:35 am.McDonald Observatory Wind Statistics September WindMarfa (28 miles)2025AugustSeptemberStrongest – Average September–Strongest 23 August, 202521.9mph ENEAverage August7.5mphStrongest 23 August, 202521.9mph ENEAverage 20257.8mphClimate (2010–Present)Marfa (28 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 2 March, 202345mph WAverage 2020–20259.2mphGet WillyWeather+ to remove ads