A severe weather threat is moving to the Southeast and East Coast on Sunday after deadly tornado-spawning storms pummeled Texas and Mississippi, tearing through homes and leaving at least two people dead.

Authorities confirmed Saturday the unidentified individual was killed as a result of the devastating tornado, which sparked a warning from the National Weather Service Friday

Severe storms in southeast Louisiana prompt tornado warnings, flash flood alerts, traffic closures, and power outages, affecting thousands of residents.

West Feliciana Parish and north Pointe Coupee Parish are under a tornado warning until 6:15 p.m. Saturday after a severe thunderstorm, capable of producing a tornado, was located 11 miles northwest of St. Francisville, moving east at 50 mph, according to the National Weather Service.

Millions in the South were under tornado watches on Saturday as an outbreak of severe weather hits the region just in time for post-holiday travel. January's reputation for cold and snow is well deserved, but it can also deliver tornadoes and damaging atmospheric rivers. Another house in danger of collapse in St. Charles County is being demolished.

A "tornado outbreak" is threatening parts of eastern Texas, Louisiana and Mississippi on Saturday, with forecasters warning the severe weather also brings the potential for flooding, powerful wind gusts and hail.

The National Weather Service warned of a "tornado outbreak" across some Southern states on Saturday, with imminent danger in Texas.