Butte County Weather ForecastUnited StatesSDButte County6288Belle FourcheSevere Tstms6287Castle RockChance ThunderstormsArpanBelle FourcheBelle Fourche Municipal AirportBelle Fourche National Wildlife RefugeBelle Fourche ReservoirCastle RockFruitdaleGuidinger ReservoirHerman ParkHighland ParkHooverNewellNewell LakeNislandRocky Point Recreation AreaVale