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

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

The colder-than-normal temperatures in Houston are part of a larger pattern of Arctic air sweeping through Texas and much of ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...

Here's the latest on the winter storm.A historic winter storm is poised to produce potentially record-breaking snows from ...

Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.

The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...

The coldest weather of the season to date will be due to a phenomenon called a polar vortex, an upper-level ... Monday night across portions of Texas that may spread as far south as the Gulf ...

Snow and ice will develop in Texas and Louisiana Monday night before ... Life-threatening' cold temperatures generated by a polar vortex will be fueling Winter Storm Enzo, bringing potentially ...

It's a term you hear every couple of winters, when we get stuck in the coldest of cold patterns – polar vortex. But what exactly is it and how does it impact our weather? The polar vortex is ...

A polar vortex is slated to sweep most of the continental ... See pictures of snow blanketing Florida, Texas and more Tuesday A major climate pattern shift has finally happened.