Union County Weather ForecastUnited StatesIAUnion County1534CrestonChance Rain/Snow1634AftonChance Rain/Snow1533LorimorSnow Likely1634ArispeChance Rain/SnowAftonArispeCrestonCreston Municipal AirportCromwellGreen Valley State ParkKentLorimorMercer FieldShannon CityTalmage Hill Wildlife AreaThayerThree Mile Lake County ParkThree Mile Lake Wildlife Management AreaTwelve Mile Lake Wildlife Management AreaWallace Field Ultralight Flightpark