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

New York City could see its first snow of the season on Tuesday as a powerful polar vortex sweeps across the eastern half of ...

The Polar Vortex serves as a powerful barrier that confines cold air within the polar regions. When this barrier weakens, frigid air can escape into mid-latitude areas, leading to severe winter ...

Sudden stratospheric warming events, which can send temperatures plunging despite what the name suggests, are rare this early ...

More than 84 million are under winter weather bulletins with several states expected to see lows 10 to 25 degrees below ...

The forecast calls for cold weather across the central and eastern U.S., with temperatures 10-15 degrees below average, ...

Next week’s pre-winter arctic plunge might be a sign of things to come for the Eastern U.S., as several key weather patterns ...

The big winter (and popular) topic is dusted off very early this season as frigid air plunges south for Veterans' Day. But ...

As the winter season unfolds, meteorologists are looking at many things in the atmosphere that can influence our temperatures and snowfall. The polar vortex is one ...

The polar vortex is an area of low pressure, a wide expanse of swirling cold air that is parked in polar regions, according ...

North Carolina's first freeze typically occurs between late October and mid-November, depending on the specific location. The NOAA predicts a winter with above-normal temperatures and below-average ...