The storm system is forecast to produce severe thunderstorms, with flooding rains, hail, and possible tornadoes, from the Big Bend of Texas through the Great Lakes.

Millions of people were placed under the tornado watch on Tuesday afternoon ahead of damaging storms set to hit.

A full week of dangerous severe thunderstorms in the central US started with multiple tornadoes and huge hail battering parts of four states Monday.

With a blizzard burying the upper Midwest, wildfires spreading across the Plains, dangerous flooding in Hawaii and triple-digit temperatures in the Southwest, we followed wild weather all across the country.

Millions of Americans were told to remain on alert Tuesday night as destructive storms and isolated tornadoes were possible.

Flash flooding could be possible for parts of the area, according to the NWS.

Tornado Warnings are starting to be issued in Southwest Lower Michigan as intense storms continue to roll across the state. This is a large, tornadic supercell thunderstorm that has done heavy damage in the Three Rivers area, according to emergency officials there. It has large hail, high winds and heavy rain.