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

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

There are two of these polar vortexes -- one in the troposphere that affects weather every winter, and one in the ...

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

A rare stratospheric event is forecast to unleash bone-chilling air from a weakening vortex across the US and New England, ...

A blast of polar vortex cold air is expected to hit parts of the country around Thanksgiving. What to expect in Tennessee.

The polar vortex is weakening, which means New England is in for a colder than usual December, with episodic cold snaps.

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

There may be a disruption to the polar vortex due to an unusually early Sudden Stratospheric Warming event. Judah Cohen, a ...

Forecasters are expecting a weakened polar vortex to bring cold air after Thanksgiving. An uncommon occurrence at this time ...

But across the country, AccuWeather meteorologists are predicting major travel disruptions as a storm system is set to batter ...

A sudden stratospheric warming could soon disturb the polar vortex, causing frigid air to spill from the North Pole to North ...