Overhill Wind ForecastUnited StatesCAContra Costa CountyOverhill1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Overhill wind forecast issued today at 9:32 pm. Next forecast at approx. 9:32 am.Overhill Wind Statistics July WindConcord, Buchanan Field (10.6 miles)2025JuneJulyStrongest – Average July–Strongest 19 June, 202538mph SSWAverage June11.5mphStrongest 12 March, 202561.1mph SWAverage 20257.8mphClimate (2010–Present)Concord, Buchanan Field (10.6 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 12 March, 202561.1mph SWAverage 2020–20257.7mphGet WillyWeather+ to remove ads