A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...

Much of the U.S. from the Rockies into the Northern Plains will see colder than normal temperatures starting Sunday into the ...

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

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 ...

The National Weather Service in Mount Holly, New Jersey, is calling for 1 to 3 inches of snow throughout the state.

NORFOLK, Va. (AP) — The plunging polar vortex brought subfreezing temperatures Tuesday to some of the southernmost points of ...

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