Johnson County UV ForecastUnited StatesTNJohnson CountyModerate3.3Mountain CityModerate UV, 3.3Moderate3.3Shady ValleyModerate UV, 3.3Moderate3.1TradeModerate UV, 3.1ButlerCherokee National ForestJohnson County AirportLaurel BloomeryMountain CityNevaShady ValleyTrade