Jamestown Wind ForecastUnited StatesCATuolumne CountyJamestown1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Jamestown wind forecast issued today at 3:33 am. Next forecast at approx. 3:33 pm. Wind Speed Wind GustJamestown Wind Statistics September WindCOLUMBIA (5 miles)2026AugustSeptemberStrongest 12 September, 202612.8mph WSWAverage September5.8mphStrongest 1 August, 202610.3mph WSWAverage August5.8mphStrongest 17 February, 202619.7mph SSEAverage 20265.5mphClimate (2021–2026)COLUMBIA (5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 24 October, 202123mph SEAverage 2021–20265.6mphGet WillyWeather+ to remove ads