A polar vortex is bringing arctic air into the country next week. Forecast maps show when freezing temperatures will sweep ...

A polar vortex is hitting most of the country in the next few days. What does it mean? How to protect yourself and pets ...

Bitter temperatures are forecast to hit swathes of the U.S. this weekend as a polar vortex—the area of cold air that ...

Storm Blair is expected to move through Ohio on Sunday, bringing snow and sleet accumulations of between 5 and 9 inches on ...

The vortex is essentially an area of low pressure in the upper layers of the atmosphere over the polar region. This vortex ...

A massive winter storm has enveloped the central and northeastern US with heavy snow and icy conditions, leading to dangerous travel situations and multiple state emergencies. Major disruptions have ...

AccuWeather forecast that the state's "RealFeel" temperature could be as cold as between 10-20 degrees from January 8-10.

An expanding polar vortex is expected to lower temperatures across the eastern half of the U.S., with the potential for ...

The cold is expected to persist throughout January, with relief coming once February rolls around. Such plunges occur when ...

Multiple rounds of frigid, arctic air could sweep across the eastern half of U.S. in the coming weeks, ushering in an ...

A polar vortex is set to bring freezing temperatures to much of the country over the next week. Here's what you need to do to ...

The effects of the polar vortex are expected to reach Texas on Monday and bring freezing or below-freezing temperatures ...