Johnson County UV ForecastUnited StatesTNJohnson CountyModerate3.4Mountain CityModerate UV, 3.4Moderate3.4Shady ValleyModerate UV, 3.4Moderate3.4TradeModerate UV, 3.4ButlerCherokee National ForestJohnson County AirportLaurel BloomeryMountain CityNevaShady ValleyTrade