The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...

WASHINGTON — We are in the middle of a blast of extreme cold weather in D.C. The polar vortex has shifted, spilling cold air ...

A major cold blast is in store for millions of Americans as a lobe of a polar vortex will bring brutally cold temperatures to ...

Most of the U.S. will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send ...

Corbett, who had lived in Afghanistan with his family at the time of the 2021 collapse of the U.S.-backed government, was ...

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...

While the term "polar vortex" might seem like a new phenomenon, the phrase has only recently become popularized in weather forecasts, especially when it reaches into the southern plains states ...

This week’s frigid temperatures come from a familiar culprit: the polar vortex. Typically confined ... temperatures to Texas and caused the near-collapse of the state grid.

Learn more. The eastern U.S. is on track for a frigid week as a polar vortex stretches south, bringing below-normal temperatures to Maine. Starting Monday, much of the eastern two-thirds of the ...

In short, the answer is the polar vortex. But what does that mean? The polar vortex is a “constant feature” that begins to develop sometime in September and persist through sometime in spring ...

A polar vortex, a weather pattern similar to the historic winter storm that struck Texas in 2021 — when every county in the state experienced below-freezing temperatures for the first time ...