Union County RainfallUnited StatesSDUnion County5%Elk Point 5% Chance 5%Richland 5% Chance 5%Beresford 5% Chance 5%Alcester 5% Chance 10%North Sioux City 10% Chance Adams Homestead and Nature PreserveAlcesterBeresfordBig SpringsBurbank LakeDakota DunesElk PointEmmetGraham FieldHorseshoe LakeJeffersonLake NixonMcCook LakeMJ Aviation Airport IINoraNorth Sioux CityRichlandUnion GroveWynstone