Over the years cold weather events have all been connected to the surface effects of sudden stratospheric warming ...

Millions are set to see temperatures plunge over the Thanksgiving holiday period as the destablizing polar vortex sends ...

A disturbance in the polar vortex could spill icy cold air south into the United States much earlier than usual, the National ...

A rare weather phenomenon that hasn't occurred since 1968 is expected to plunge temperatures across parts of the United States.

As we look toward mid-December into January, the door is opening for some potentially significant winter weather.

A polar vortex — a large area of low pressure — is heading south from the Arctic, bringing with it cold weather across many ...

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

A strange and unexpected phenomenon has been observed on the Sun: a section of its surface has broken off and is now ...

A SSW was the same weather phenomenon that led to the brutal ‘Beast from the East’ in 2018, which transported cold air from ...