Meteorologists blame a stretched polar vortex, moisture, lack of sea ice for dangerous winter blast

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States.

What is a polar vortex? Wind chill temperature? Winter weather terms to know

As a winter storm approaches Western North Carolina and other regions, here's what to know about deciphering forecaster terms ...

January polar vortex to bring arctic chill, usher in TN winter storm

A polar vortex is expected to bring two surges of extremely cold air to the U.S. in January. Here's what to know in Middle ...
MySuncoast.com on MSN

Polar vortex disruption brings severe winter conditions to multiple states as we see warmer weather here

The severe weather pattern is caused by disruption of the polar vortex, which normally remains uniform over the North Pole.
WLRN

The science behind the Polar Vortex; could Florida be impacted?

The big winter (and popular) topic is dusted off very early this season as frigid air plunges south next weekend. But what is ...
mlive on MSN

Polar Vortex coming south to Lake Superior, Michigan will plunge well below zero

Extremely cold air is going to take over Michigan, as the center of the Polar Vortex drops far south to just north of ...

Polar vortex on repeat: Frigid temps expected to blast much of US

The majority of the United States will experience chilling temperatures due to a blast of arctic air from Canada. The Midwest ...