Polk County Weather ForecastUnited StatesNEPolk County1220StromsburgIncreasing Clouds1219OsceolaIncreasing Clouds1219ShelbyChance Snow1119PolkChance SnowBerck ReservoirBuckley ParkClear Creek ReservoirMidwest Park ArboretumMiller ReservoirOlson ReservoirOsceolaPolkRosenquist ReservoirShelbyStromsburgStromsburg Municipal Airport