Temperatures will reach the mid-40s throughout the weekend, with a forecast high of 59 degrees on Monday in Baltimore.

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

With last week's freeze being the second time temperatures dipped below freezing this winter, many are wondering if this ...

Extreme cold and snow smacked the Gulf Coast states this week, but the polar vortex may not be to blame.

Frigid temperatures engulfed the South on Monday ahead of a winter storm that’s expected to spread heavy snow and disruptive ...

Marylanders are bracing for the upcoming polar vortex, expected to bring temperatures into the single digits early this week.

Editor's Note for Sat. Jan. 18: A polar vortex is set to impact much of the US. Click here for the latest update. A polar vortex is forecasted to blanket most of the continental United States in ...

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

Tennessee, along with most of the lower 48 states, can expect a blast of cold air thanks to a polar vortex. The term has recently become popularized describe any blast of arctic air that gives us ...

A lobe of the polar vortex, a ring of cold air that typically circles the arctic, is moving toward the Rocky Mountains and is expected to hit much of the United States by Monday. The Baltimore Banner ...