Winter is ending, but the polar vortex is still in March's forecast

The infamous weather pattern is actually partly influencing our weather as February ends. And it may again throughout the ...

Split in Polar Vortex to usher in warm weather across winter-weary Eastern US near beginning of March

The polar vortex is splitting — an exceedingly rare phenomenon for this time of year that will be an unusual driver of warmer temperatures, as the calendar flips to March and meteorological spring.

Polar vortex to keep the cold in South Jersey

The cold weather appears to be here to stay in South Jersey, at least until mid-February. A polar vortex is expected to keep ...

Here’s What to Know About the Polar Vortex Collapse

As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of Earth’s poles 10 to 30 miles above the surface. The term vortex is used to ...

When will the Polar Vortex return? Here's your late-winter forecast.

Folks in the central and eastern United States may be wondering: Is winter on the way out? Here's what meteorologists say.

Warm weekend, cold start next week as polar vortex to hit DC area

DC swings from a warm 50 weekend to a cold start to the week, with highs in the 30s and a wintry mix as the polar vortex and ...

Ask Ellen: Was the harsh January cold caused by the polar vortex?

Bitterly cold conditions can be a result of more than one thing, and in the case of January's deep freeze, the blame shouldn't rest on the polar vortex.