National Weather Service United States Department of Commerce

An upper level low pressure trough will bring thunderstorms to the region today and tonight. Some of the storms could be severe mainly in central/northeast South Dakota.
A warm and humid air mass will remain across the region through the early part of the weekend. Showers and thunderstorms will form, mainly in the evening and overnight hours, and a few of those could become severe. Wind and hail are the main threats. #sdwx #mnwx
Expect storms to develop around 6pm west-river, however it looks like after sunset convection should become more pronounced and expand east.