South Mountain Reservoir Wind ForecastUnited StatesCAModoc CountySouth Mountain Reservoir1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time South Mountain Reservoir wind forecast issued today at 5:33 am. Next forecast at approx. 5:33 pm. Wind Speed Wind GustSouth Mountain Reservoir Wind Statistics July WindAlturas (22.4 miles)2026JuneJulyStrongest – Average July–Strongest 26 June, 202636mph WNWAverage June5.9mphStrongest 3 January, 202647mph SSEAverage 20265.1mphClimate (2021–2026)Alturas (22.4 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 16 March, 202565.1mph SAverage 2021–20266.2mphGet WillyWeather+ to remove ads