Sioux County Wind ForecastUnited StatesIASioux CountymphRock Valleymph, mphHullmph, mphSioux Centermph, mphOrange Citymph, mphHawardenmph, AltonBig Sioux ParkBoydenCarmelChatsworthGranvilleHawardenHawarden Municipal AirportHospersHullIretonLebanonMatlockMauriceMcNallyMiddleburgNewkirkOak Grove State ParkOrange CityOrange City Municipal AirportPerkinsRock ValleySioux CenterSioux Center Municipal Airport