Most of Virginia is expected to receive 1-4 inches of snow on Monday, just three days after a similar snowfall covered all ...

The Pacific Northwest is expected to see up to seven inches of rain this week, as the eastern United States braces for arctic cold.

The polar vortex is a circular current of strong winds high in the atmosphere over the Arctic that keeps brutally cold air ...

The surges of Arctic air will generate rounds of flurries and squalls in certain locations and may assist igniting storms ...

A shifting polar vortex will send multiple rounds of Arctic air into the central and eastern United States through the first ...

A weather expert has confirmed Brits across the country will need to prepare for strong winds and snowy conditions as the ...

A new wave of intense winter weather is preparing to sweep across the United States, as meteorologists warn that a triple-dip ...

For instance, in January 2019, a polar vortex event resulted in record-breaking low temperatures across much of Canada and the northern U.S., with some areas experiencing wind chills as low as -30°C.

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.

Polar air is descending over Canada dropping temperatures nation-wide. The Weather Network's meteorologist Laura Power has ...