Butte County RainfallUnited StatesSDButte County35%Belle Fourche 35% Chance 25%Castle Rock 25% Chance ArpanBelle FourcheBelle Fourche Municipal AirportBelle Fourche National Wildlife RefugeBelle Fourche ReservoirCastle RockFruitdaleGuidinger ReservoirHerman ParkHighland ParkHooverNewellNewell LakeNislandRocky Point Recreation AreaVale