A powerful storm system will bring several life-threatening weather hazards to Tennessee starting Wednesday night, including the threat of flash flooding and tornados, warns the National Weather Service.

As Nashville braces for more severe weather through the weekend, those with homes in a floodplain face the highest risk of dangerous flooding.

Potentially historic flooding is underway Thursday in the Mississippi and Ohio valleys, as repeated rounds of rain pummel several states in America's heartland. More than a foot of rain could fall on the region by Sunday.

A deadly tornado outbreak ripped through the South and Midwest Wednesday and Thursday, destroying homes and neighborhoods, damaging vehicles, bringing down trees and utility lines and knocking out power.

A life-threatening outbreak of long-lived and strong tornadoes is expected today in parts of the central and eastern US from a powerful, wide-reaching spring storm.

Over 10 inches of rain could fall through Saturday, pushing rivers well above flood stage in a "particularly dangerous situation." If that wasn't enough, multiple rounds of severe thunderstorms with hail,

Over 10 inches of rain could fall through Saturday, pushing rivers well above flood stage in a "particularly dangerous situation." If that wasn't enough, multiple rounds of severe thunderstorms with hail,