Houston has been experiencing below-average temperatures as a polar vortex ushers in cooler conditions across the state.

A historic winter storm is poised to produce potentially record-breaking snows from coastal Texas to northern Florida late ...

A major storm could drop significant amounts of snow, ice pellets, and freezing rain across the U.S. Deep South through Tuesday ...

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures as tens of millions of residents along the East Coast contend ...

A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

The polar vortex, a swirling mass of cold air located over the polar regions, is responsible for the impending cold. It will bring extreme cold as far as the Deep South as we head into the start ...