The polar vortex has returned to the U.S., and frostbite-inducing temperatures are blasting millions of Americans.

You might have heard the term “polar vortex” thrown around during the winter months, but what does it really mean and how ...

Meteorologists are forecasting a final Polar Vortex collapse for mid-March, with experts even expecting to impact to be more ...

A strong, stable vortex is like a skater spinning with their arms tucked closely in, holding in an area of cold air over the ...

Some big fronts are slated to pass through our viewing area over the next few days. Will this be the final move of winter ...

Every U.S. state but Hawaii, California and Florida have some or all parts forecast to have ... Obviously this isn’t the ...

It’s really, really cold again – as the US shivers through at least the eighth blast of air from the Arctic this winter. Here ...

The sheer scale of the cold is staggering, with 230 million Americans experiencing temperatures below freezing.

The polar vortex has taken on an unexpected pattern ... Parts of three states, Alaska, Florida and Hawaii, have recorded above-average temperatures so far this year. The five countries with ...

LOUISVILLE, Ky. (AP) — Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern ...

Polar vortices exist throughout the year at the poles. In the Northern Hemisphere, the polar vortex expands many times over the winter, pushing cold air south with the jet stream. This expansion is ...

he term “polar vortex” usually refers to the gigantic ... Every U.S. state but Hawaii, California and Florida have some or all parts forecast to have a good chance of windchills of 20 degrees ...