South Dakota's Tornado Alley region includes much of the Sioux Empire in the southeast of the state. If you live in one of these 10 counties there's a pretty good chance of being near a tornado.
Let's get to the heart of the matter. Yes, there is a good-sized winter weather system that will sweep out of the northwest and bring snow and wind to parts of North and South Dakota, and Minnesota.
Did your basement get flooded? Let's look back five years to when Sioux Falls received over 2-1/2 inches of rain. The rain combined with some major snowmelt caused widespread flooding in and around the city.
In Wisconsin, residents recently experienced a unique natural phenomenon called frost quakes, resulting from freezing and expansion of water underground.