Minnesota is also prone to both river flooding and localized flash flooding by extended periods of heavy late-spring and summer rainfall . The Great Flood of 1993 on the Mississippi River was caused by copious amounts of rain that fell after the spring snow melt . The 2007 Midwest flooding , which affected the hilly Driftless area of southeast Minnesota was the result of a training pattern of storms mixing warm moist air from Tropical Storm Erin with cooler Canadian air , resulting in record 24-hour rainfall totals of up to , with a similar flooding event in 2010 as a result of the remnants of tropical storm Georgette in the eastern Pacific and Hurricane Karl in the Gulf of Mexico
2007 Midwest flooding
2007 Midwest flooding
Climate of Minnesota