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

A severe winter storm in January 2026, impacting the U.S. from Texas to New England, highlights the dynamic role of the stratospheric polar vortex. Despite global warming, intense winter storms ...

A winter storm descending on the US is expected to deliver heavy snow and ice to more than 150 million people across roughly ...

Alabama braces for another polar vortex blast bringing well below freezing temperatures. How cold will temperatures get? Here ...

Environment Canada has issued weather warnings for most of Canada over a 'high or moderate impact level' cold blast that is ...

With over 170 million Americans facing below average temperatures, even colder air may be on the horizon thanks to the ...

With the Northern Hemisphere well into the winter months, it may seem like temperatures are cold enough already. However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is ...

The big freeze resulting from an Arctic weather phenomenon known as the polar vortex has affected 187 million Americans — more than half the country's population. It was loosening its grip Wednesday, ...

This browser does not support the Video element. Dust off the parkas. After a mild December, the polar vortex is set to send an arctic blast into the U.S. later this week. "That polar jet will be ...

Watch as a massive bowl of Arctic air is set to bring extreme, potentially record-breaking cold temperatures to parts of the ...

Jupiter and Saturn's different polar storms reveal clues about planet interiors: Saturn has harder bottom than Jupiter.

It's only early November, but here comes the “polar express,” weeks ahead of schedule. A cold blast more typical of early December will stretch from the Northeast all the way down the Atlantic Coast ...