Sioux County UV ForecastUnited StatesNDSioux CountyLow1.5Fort YatesLow UV, 1.5Low1.4Cannon BallLow UV, 1.4Low1.5SelfridgeLow UV, 1.5Cannon BallCedar River National GrasslandFort YatesFort Yates Recreation AreaFroelich Dam State Game Management AreaLake OahePorcupineSelfridgeSlaughterhouse BaySolenStanding Rock Airport