"Thundersnow can be found where there is relatively strong instability and abundant moisture above the surface," says the NSSL.

With a Winter Storm Warning in effect, FOX 4 is bringing you live, minute-by-minute updates on North Texas temperatures, ice ...

The KXAN station camera caught a flash of lightning over the downtown Austin skyline as heavy sleet continued to fall Saturday night ...

About 240 million people are under cold weather advisories and winter storm warnings as a powerful system threatens to bring ...

By midday on Sunday, Gov. Kathy Hochul warned that the storm had already shattered records in upstate New York, with actual temperature readings of -34 degrees in Watertown and -49 in Copenhagen. “We ...

Cities are covered in several inches of snow and hundreds of thousands remain without power after a winter storm hit a large ...

A big winter storm dumped sleet, freezing rain and snow across much of the U.S. on Sunday. Here are some videos of the ...

A widespread winter storm is bringing snow, sleet and ice to millions of Americans in states from Texas to the East Coast.

At least 22 deaths were attributed to the weekend’s snowstorm. More than 700,000 homes and businesses, particularly in the South, remained without power on Monday, and officials said it could take ...

A massive winter storm continued Sunday morning, dumping sleet, freezing rain and snow across the South and up through New ...

A deadly winter storm that brought massive snowfall across the U.S. has knocked out power to hundreds of thousands of people in the South and is crippling travel in the Northeast.

Storm deaths were reported in the Northeast, the South and the Plains.