The powerful storm, fueled by a whirling mass of cold air that usually extends across the Arctic, was expected to leave much of the South in the low-teens or single-digit degrees.

A rare winter storm is sweeping the Gulf Coast, bringing unprecedented snowfall in parts of Texas all the way to northern Florida, a region that's not accustomed to such frigid conditions. Thousands ...

Lingering frigid conditions could continue to disrupt the South in cities not accustomed to the deep freeze that has gripped ...

Dangerous below-freezing temperatures with even colder wind chills were also expected to last over much of the week in the ...