Three rounds of cold Arctic air from a shifting polar vortex are expected to plunge much of the central and eastern U.S. into ...

For folks who long for cold, the weeks after Thanksgiving might just be a tease for some intense Arctic cold that could ...

The Upper Midwest and Northern Plains have been hit by Canada's freezing temperatures. On Thursday, Dec. 4, wind chills ...

As we head into the polar vortex, meteorologists are calling for up to a foot of snow in some parts of the U.S.

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

The polar vortex could be disturbed in a way that hasn't happened this early in 25 years. You’d be forgiven for being ...

A rare atmospheric collision is poised to deliver unprecedented Arctic air across North America in December 2025. On November ...

Meteorologists warn that a disruption of the polar vortex could lead to a snowier and colder winter. Tony Lugo, professor of atmospheric science at the University of Missouri, joins FOX Weather to ...

U.S. natural gas futures spiked to their highest levels in nearly three years as models now show a frigid first half of ...

Something unusual may be brewing in the stratosphere, and meteorologists say it could change the course of the winter forecast. The atmosphere is at a "critical juncture," and what happens in November ...

The polar vortex is forecast to weaken unusually early, and that could lead to more persistent cold weather in at least parts of the U.S. in December. Last week, almost 100 daily record lows were tied ...