Union County RainfallUnited StatesSDUnion County60%Elk Point 60% Chance 65%Richland 65% Chance 80%Beresford 80% Chance 80%Alcester 80% Chance 60%North Sioux City 60% Chance Adams Homestead and Nature PreserveAlcesterBeresfordBig SpringsBurbank LakeDakota DunesElk PointEmmetGraham FieldHorseshoe LakeJeffersonLake NixonMcCook LakeMJ Aviation Airport IINoraNorth Sioux CityRichlandUnion GroveWynstone