More than 10 million people across the Midwest remain under flood alerts Monday morning as heavy rainfall continues to pummel parts of Wisconsin, Oklahoma, Kansas and Missouri, triggering flash flooding in Milwaukee that has forced the Wisconsin State Fair to cancel its last day.

Large parts of the Midwest, including the city of Milwaukee, Wis., were experiencing flash flooding on Sunday as heavy rain fell across the region, prompting numerous water rescues, officials said. A strong storm dumped 5 inches to a foot of rain on the Milwaukee area Sunday morning,