A stalled series of storm systems is set to slam parts of the Mid-South and Ohio Valley through Sunday with severe thunderstorms, tornadoes, and potentially "catastrophic" flooding. Threat level: The National Weather Service is predicting a "high risk" of excessive rainfall in parts of Arkansas and Missouri on Friday,

The 36-hour period from Friday evening into Sunday morning will be the most dangerous, as an additional 6 to 12 inches of rain will fall over already drenched areas.

Parts of the Midwest and South faced the possibility of torrential rains and life-threatening flash floods even as many communities were still reeling from tornadoes that killed several people.

At least six people have been killed in a wide swath of violent storms and tornadoes that hit the South and Midwest

The National Weather Service warned on Thursday of "generational" floods in the U.S. South and Midwest as storms ripped across a swath of the country from Texas to Michigan, whipping up tornadoes and killing two people.

Violent storms and tornadoes tore through cities from Oklahoma to Indiana during what could be a record-setting period of deadly weather and flooding, destroying homes and

Parts of the Midwest and South faced the possibility of torrential rains and life-threatening flash floods Friday, while many communities were still reeling from tornadoes that destroyed whole neighborhoods and killed at least seven people.

Violent storms have cut through a wide swath of the South and Midwest, spawning tornadoes and killing at least one person, knocking down power lines and trees and ripping roofs off homes

CNN’s Ryan Young reports from the middle of the destruction after powerful tornadoes tore through the central US. The storms ripped homes into unrecognizable shreds and tossed vehicles like toys. Arkansas,