Major cities across the Northeast and Midwest are facing temperatures 10-20 degrees below average, according to forecasters.
Morning Overview on MSN
Polar vortex map reveals which states are about to freeze in Arctic air
A fresh blast of Arctic air is poised to spill across a wide swath of the United States, and the latest polar vortex map ...
1don MSN
Polar Vortex Weather Forecast: Which Regions Of US Will Face The Brutal Arctic Blast Next Week?
A significant portion of the U.S. is experiencing below-average temperatures due to a disrupted polar vortex, affecting over ...
2d
Polar vortex to spread treacherous arctic air across US, making already bad winter chill even worse
The displaced polar vortex will bring prolonged periods of cold to the eastern portion of the Lower 48 through the end of ...
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