Johnson County UV ForecastUnited StatesTNJohnson CountyModerate3.2Mountain CityModerate UV, 3.2Moderate3.2Shady ValleyModerate UV, 3.2Low2.8TradeLow UV, 2.8ButlerCherokee National ForestJohnson County AirportLaurel BloomeryMountain CityNevaShady ValleyTrade