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

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.

Tornadoes ripped across a wide swath of central and southern United States on Wednesday, destroying homes and businesses and bringing down power lines and trees.

"Tropical moisture raises the risk of excessive rainfall." He said it will behave like a tropical storm moving slowly across the area. However, with multiple rounds forecast in four to five days,

Tornadoes devastated multiple states on Wednesday, April 2, while others prepare for 'catastrophic' flooding and hundreds of thousands are without power.

Dozens of deadly tornadoes and 'catastrophic' flooding hit the Mid-West and Mid-South regions of the US overnight.