Johnson County UV ForecastUnited StatesTNJohnson CountyModerate5.4Mountain CityModerate UV, 5.4Moderate5.4Shady ValleyModerate UV, 5.4Moderate5.5TradeModerate UV, 5.5ButlerCherokee National ForestJohnson County AirportLaurel BloomeryMountain CityNevaShady ValleyTrade