A combination of weather conditions may make it colder than usual across parts of the Central and Northern U.S. next week.

A highly unusual disruption of the polar vortex is taking shape in the upper atmosphere this November, raising the odds of a ...

A harsh drop in temperatures is being delivered to the eastern two thirds of the U.S. thanks to a polar vortex dipping down ...

A rare weather phenomenon that hasn't occurred since 1968 is expected to plunge temperatures across parts of the United States.

Two rounds of winter weather are set to inch across the U.S., bringing the potential for freezing temperatures as far south ...

Here's what this winter could have in store for residents of New York's mid-Hudson Valley. See predicted snow amounts, ...

National Oceanic and Atmospheric Administration data shows snow has already appeared across much of the northern U.S. and the ...

Massachusetts and Rhode Island are set to experience the coldest temperatures of the season, while some higher elevations ...

Here's how much snow Ohio could see as a blast of arctic air sweeps across the eastern U.S., bringing frigid, winter-like ...

A sudden shift in the early season Arctic blast is set to bring freezing temperatures and a possible blizzard to the West.

An early blast of Arctic air is sweeping across the eastern U.S. this week, bringing frigid temperatures and the season’s first significant snow to parts of New York.