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

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

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

A mass of air called the polar vortex has escaped the Arctic and plunged southward. Some scientists see the fingerprints of climate change.

As snow begins to cover the Texas Panhandle amid the polar vortex, here's what the state can expect as weather conditions ...

The unseasonable chill that has swept through the eastern half of the US defies last year's mild winters and the South's ...

A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen ...

A rare winter storm is getting set to slam the Gulf Coast and South, with cities from Texas to Florida under Winter Storm Warnings.

People in Texas and much of the U.S. South are facing record snowfalls and icy conditions, with both New Orleans and Houston ...

Part of Mississippi under extreme cold warning after winter storm dropped snow across the Gulf Coast. When will temperatures ...

Nearly 300M Americans face an arctic blast with sub-zero wind chills, heavy snow, and record-low temperatures ahead ...

With an arctic blast on the way, Texas officials want to make sure people understand weather conditions are about to change.