NPR Story
10:06 am
Fri January 25, 2013

Cold Snap Shakes Up Winter Weather Outlook

Originally published on Fri January 25, 2013 11:03 am

Unusual activity in the atmosphere over the Arctic Circle is triggering snow and frigid temperatures across Canada, the U.S. and parts of Europe. Climatologist Jeff Weber, of the University Corporation of Atmospheric Research, explains why this winter could pack a punch.