The polar vortex is expected to reach the Utah-Idaho border sometime in the late afternoon and evening Friday as it continues ...

The temperature is predicted to be around 22 degrees during the swearing-in, the coldest since Ronald Reagan’s second ...

Louisiana is forecasted to have a potential winter storm bringing a surge of cold air late Sunday into early next week.

The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...

A recent study explains how warmer temperatures at the top of the planet destabilize the jet stream and allow colder air to ...

Less than a week after a massive winter storm dropped a foot of snow on some parts of Sussex County, Delaware's southernmost ...

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

A winter storm is aiming at Delaware again. Where the snow will hit is the biggest question. Here's what we know.

The next round of bitter cold was set to envelop the southern U.S. on Tuesday, after the first significant winter storm of ...

Temperatures plunged into the teens and single digits in some spots, and the snow-dusted winds are driving the wind chill ...

As a deep winter chill begins to take over the northern half of the country, a new major winter storm will move across the ...

But the polar vortex conditions appear to be easing ... Those states include Kansas, Missouri, Illinois, Maryland, Delaware ...