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.

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

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 ...

A winter storm that is expected to begin in Texas next week could end up bringing snow and ice to parts of Florida.