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

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

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

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 combination of weather conditions may make it colder than usual across parts of the Central and Northern U.S. next week.

The culprit behind the country’s somewhat wacky weather, or at least part of it, is the (aforementioned) probable sudden stratospheric warming event (SSW) disrupting the stratosphere’s polar vortex ...

A chilling forecast looms over the East Coast, with a polar vortex promising a hellish winter storm next week.

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 wide swath of the western U.S. may be in for below-average temperatures as forecasts suggest an Arctic blast is looming.

Polar air is descending over Canada dropping temperatures nation-wide. The Weather Network's meteorologist Laura Power has ...