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.

Tornadoes are expected to touch down in parts of the U.S. South on Friday, from northeastern Texas and southeastern Oklahoma into western and central Arkansas.

Researchers are working to determine if there is any relationship between climate change and the number and severity of tornadoes

After hail, heavy rains and more than 30 tornadoes drenched the region, officials warned that a “generational flooding” disaster was possible.

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.

A powerful, wide-reaching spring storm is threatening parts of the central and eastern US, with a life-threatening outbreak of long-lived and strong tornadoes possible in some areas. Follow here for live updates.

A TV meteorologist, emergency manager and the entire National Weather Service office in Paducah kept their cool and the information flowing as tornadoes approached.

Dozens of tornado and severe thunderstorm warnings were issued Wednesday in parts of Arkansas, Illinois, Indiana, Missouri and Mississippi as storms hit those and other states in the evening. Numerous possible twisters were reported in the South overnight, particularly in Tennessee and Kentucky.

Indiana averages about 22 tornadoes a year, according to NWS, but there's a lot of myths out there about the weather phenomena.