Johnson County UV ForecastUnited StatesTNJohnson CountyModerate3.9Mountain CityModerate UV, 3.9Moderate3.9Shady ValleyModerate UV, 3.9Moderate3.9TradeModerate UV, 3.9ButlerCherokee National ForestJohnson County AirportLaurel BloomeryMountain CityNevaShady ValleyTrade