Days earlier, the same ferocious weather system spawned violent twisters, blinding dust storms and fast-moving wildfires, leaving at least 39 people dead in the South and lower Midwest. Here's what to know about the unusually erratic and damaging weather.

Residents are surveying damage from unusually vicious weather in multiple U.S. states where violent twisters, blinding dust storms and fast-moving wildfires decimated entire neighborhoods.

Millions of Americans across the country are on alert for a severe weather outbreak as violent, long-track tornadoes with damaging winds of up to 80 mph and large hail are expected across the Midwest and South with the cross-country storm moving east.

Large and destructive tornadoes are carving paths of destruction across the South for the second day in a row.

Tornadoes whipped through Missouri on Friday night, ripping apart homes, businesses, and the electrical system. Gov. Mike Kehoe’s Office says at least 12 people have been killed and one person is still missing from the severe weather.

Numerous significant tornadoes are expected Saturday afternoon and evening, with the highest risk across several states in the Deep South, forecasters say.