A massive storm system that brought tornadoes, rain, high winds and wildfires killed dozens of people in the Midwest and South over the weekend.

Officials confirmed Saturday at least 13 people are dead after multiple storms tore through Missouri and Arkansas.

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.

At least 14 people were dead and dozens injured after violent tornadoes swept across the central United States, officials said Saturday.

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