A wide swath of the western U.S. may be in for below-average temperatures as forecasts suggest an Arctic blast is looming.

Another Arctic blast is on the move toward the U.S., bringing the potential for bitter cold and heavy snow accumulations to ...

It's been a warm autumn, so far. But the polar vortex is forecast to change unusually early, and that could impact your ...

According to meteorologists and climatologists, critical changes in two major atmospheric patterns—La Nina and the polar ...

Another Arctic blast is on the move toward the U.S., bringing the potential for bitter cold and heavy snow accumulations to ...

A phenomenon capturing the attention of many on social media could lead to bitter cold in parts of the U.S. around and after ...

Sudden Stratospheric Warming (SSW) events occur during the winter months and can lead to Arctic outbreaks across the US. They ...

Meteorologists warn that a disruption of the polar vortex could lead to a snowier and colder winter. Tony Lugo, professor of ...

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 sudden, dramatic shift in temperatures high in the atmosphere will dance with the La Niña weather pattern. There won't be a clear winner.

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 ...

A potential polar vortex on the way means temperatures are going to tumble and electric bills are going to surge once ...