Johnson County UV ForecastUnited StatesTNJohnson CountyModerate3.8Mountain CityModerate UV, 3.8Moderate3.8Shady ValleyModerate UV, 3.8Moderate3.1TradeModerate UV, 3.1ButlerCherokee National ForestJohnson County AirportLaurel BloomeryMountain CityNevaShady ValleyTrade