Polar vortex disturbance is causing frigid Artic air to surge southward, bringing cold temperatures and possibly snow to many ...

The atmosphere is very unsettled, especially with the recent weakening of the polar vortex, which has increased the chances ...

The polar vortex is on the move with its Arctic blasts, but so are storms packing snow and ice. The weather pattern setting ...

Early-season stratospheric warming events spark hype around frigid temperatures. Learn the myths and the science about the ...

It's been a warm autumn, so far. But the polar vortex is forecast to change unusually early, and that could impact your ...

The phrase "polar vortex" has captured public attention and is now often misused to describe short-term bouts of frigid ...

This dramatic-sounding phenomenon is a naturally occurring component of the Earth’s atmosphere that can play a huge role in ...

A significant change in the atmosphere means the weeks after Thanksgiving could be colder and snowier than normal across ...

Over the next 10 days, scientists say, changes in the stratosphere will upend weather patterns and set the stage for a cold, snowy December across parts of the Northern Hemisphere.

A rare stratospheric warming event high above the Arctic could disrupt the polar vortex and send colder air toward Texas in ...

A polar vortex is bringing colder air to parts of the U.S. But how much will Alabama be impacted as December begins? Here’s ...

Arctic air is creating chilly conditions for millions of Americans out shopping on Black Friday, as another shot of even ...