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

One person died as one of those tornadoes swept through Texas' Brazoria County, south of Houston, according to officials. The National Weather Service has issued a "Particularly Dangerous Situation" Tornado Watch that covers nearly 2.

A tornado that touched down in Brazoria County struck some homes and other structures on Saturday, the authorities said. It was a day of tornado warnings in Texas, Louisiana and Mississippi.

There was widespread damage all across Brazoria County. A school was damaged, houses were destroyed and one person was killed.

One tornado swirled through fields near El Campo, Texas, on Thursday, about midway between Houston and Victoria. Another twister touched down near Atascocita in Harris County, then moved over Lake Houston.

Severe weather disrupted holiday travel on Saturday across the U.S. with deadly tornadoes in the southeast and heavy snow and wind on the west coast, delaying or canceling thousands of flights across the country.

Severe weather continues to hamper the journey home after the holidays for millions of travelers this weekend as thousands of flights were canceled of delayed across the US. More than 18,000 flights into,