Cowell Wind ForecastUnited StatesCAContra Costa CountyCowell1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Cowell wind forecast issued today at 9:36 pm. Next forecast at approx. 9:36 am.Cowell Wind Statistics October WindConcord, Buchanan Field (4.3 miles)2025SeptemberOctoberStrongest – Average October–Strongest 13 September, 202517.2mph SAverage September8.7mphStrongest 12 March, 202561.1mph SWAverage 20258.6mphClimate (2010–Present)Concord, Buchanan Field (4.3 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 12 March, 202561.1mph SWAverage 2020–20257.8mphGet WillyWeather+ to remove ads