Play Live Radio
Next Up:
0:00
0:00
Available On Air Stations
Watch Live

Really Cool Video: 'Shroud Of Cold Air Descends On The U.S.'

An image from the animated look at how cold air has spread over the nation.
NPR
An image from the animated look at how cold air has spread over the nation.

It's been really cold across much of the nation this week, and the winter weather's expected to continue through the weekend across much of the Midwest and East.

But right now, we just want to pass along this video from the National Oceanic and Atmospheric Administration, which shows how the cold air spread from last Saturday (Jan. 19) through Thursday. See if you agree with Discovery.com that it's mesmerizing.

Copyright 2013 NPR. To see more, visit www.npr.org.

A big decision awaits some voters this July as the race for San Diego County’s Supervisor District 1 seat heats up. Are you ready to vote? Check out the KPBS Voter Hub to learn about the candidates, the key issues the board is facing and how you can make your voice heard.