At least 19 people have died since the storms developed Wednesday, according to authorities and media reports.

A rare High Risk is in today's severe weather outlook from the Storm Prediction Center as a major tornado outbreak commences in the central and southern United States. Nearly 70 million people ...

Millions are at risk from powerful storms bringing hail ... As the rain picked up, rural areas and major cities became submerged in floodwaters. Emergency water rescues were reported in Nashville ...