Altona Wind ForecastUnited StatesCOBoulder CountyAltona1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Altona wind forecast issued today at 8:32 am. Next forecast at approx. 8:32 pm.Altona Wind Statistics May WindVance Brand Airport (6.2 miles)2026AprilMayStrongest 5 May, 202615mph NAverage May6mphStrongest 22 April, 202619.7mph SWAverage April6.6mphStrongest 5 January, 202621.9mph WAverage 20266.4mphClimate (2011–Present)Vance Brand Airport (6.2 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 16 April, 202425.3mph NWAverage 2021–20266mphGet WillyWeather+ to remove ads