J Rock Airport Wind ForecastUnited StatesWIJefferson CountyJ Rock Airport1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time J Rock Airport wind forecast issued today at 1:32 am. Next forecast at approx. 1:32 pm.J Rock Airport Wind Statistics August WindWatertown (14.9 miles)2025JulyAugustStrongest – Average August–Strongest 5 July, 202516.1mph SSWAverage July6.5mphStrongest 15 March, 202524.2mph SWAverage 20258.3mphClimate (2010–Present)Watertown (14.9 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 6 March, 202230mph SWAverage 2020–20258mphGet WillyWeather+ to remove ads