Catastrophic floods force thousands to evacuate after dams collapse

Central Michigan was hard hit by torrential rain, which caused at least two dams to collapse as swift rapids forced more than 10,000 residents to flee their homes.
2:32 | 05/20/20

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Transcript for Catastrophic floods force thousands to evacuate after dams collapse
flooding emergency. Thousands forced to flee their homes overnight. Alex Perez starts us off in Chicago with the latest. Good morning, Alex. Reporter: Hey, good morning, Michael. Take a look behind me. Can you see how swollen some waterways are across parts of the midwest this morning as people are struggling with problems created by relentless rain. Be advised the dam is about to fail. Please evacuate to a safe area. Reporter: Catastrophic flooding. Central Michigan one of the hardest hit areas after at least two dams collapsed under the force of days of rain. The roaring floodwaters easily taking down trees and barreling towards towns downstream. Oh, my god. That's somebody's house. Reporter: Watch as the swift rapids carry away the roof of this home like a piece of driftwood. The dam has failed. 100% failure. Evacuate the area. Reporter: The rising waters is stretching for miles as it's swallowing up entire neighborhoods and forcing more than 10,000 to three their homes. All of that is soon to be up this is going to be under water. Reporter: With downtown Midland expected to be under nine feet of water this morning the governor declaring a state of emergency and lifting covid-19 restrictions to ease evacuations and rescues. We are anticipating an historic high water level. To go through this in the midst of a global pandemic is almost unthinkable. Reporter: Since last Thursday, the midwest hammered by heavy rains with some areas receiving more than eight inches leading to flooded farms in Ohio and in Chicago, watch as this garage swiftly fills with water damaging almost 150 cars inside. The city experiencing its wettest may on record. A whopping 8.3 inches here in Chicago and in some areas, the rain is not done just yet. Ginger. Alex, they are so right. This is after the great Lakes had their wettest five-year period on record. Three to five inches. It's not just Michigan. These flood warnings that are represented with the red stretch all the way down to Arkansas through Indiana, Ohio into north Carolina and South Carolina. Now, as this low slides up we will get more rain and could end up from three to five into Virginia and West Virginia and you can have flash flooding. Greensboro, Durham all on alert today, robin.

This transcript has been automatically generated and may not be 100% accurate.

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