Happy Valley Wind ForecastUnited StatesCACalaveras CountyHappy Valley1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Happy Valley wind forecast issued today at 1:33 am. Next forecast at approx. 1:33 pm. Wind Speed Wind GustHappy Valley Wind Statistics October WindCOLUMBIA (23 miles)2026SeptemberOctoberStrongest – Average October–Strongest 12 September, 202612.8mph WSWAverage September5.8mphStrongest 17 February, 202619.7mph SSEAverage 20265.5mphClimate (2021–2026)COLUMBIA (23 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 24 October, 202123mph SEAverage 2021–20265.6mphGet WillyWeather+ to remove ads