The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, ...

As for the orientation of the polar vortex, it is somewhat tilted over North America. But forecasters with NOAA who monitor the vortex say that shouldn't influence weather patterns much at this point.

says the National Oceanic and Atmospheric Administration (NOAA) Is climate change affecting the polar vortex? It is believed that climate change is impacting the polar vortex by causing frequent ...

says the National Oceanic and Atmospheric Administration (NOAA) It is believed that climate change is impacting the polar vortex by causing frequent disruptions, which leads to extreme cold ...

Winter is making its presence known in New York City, as the polar vortex is bringing brutally cold temperatures to the ...

This strong circulation is known as a polar vortex. This story was updated to fix a typo. CONTRIBUTING Anthony Robledo SOURCE NOAA, Climate.gov, NASA and Royal Meteorological SocietyThis story was ...