Warm conditions across much of Europe are forecast to give way to periods of unseasonably cool temperatures and stormy ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

Advertisement Advertisement As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of Earth’s poles 10 to 30 miles above the ...

Article continues below The Met Office said on Friday that over the last few days ... which disrupted the polar vortex and pushed cold air from Siberia westward into Europe.

This SSW will bring a warm-up of over 100 degrees at around 50,000 feet. The warmth expands the atmosphere and sends the Polar Vortex off the polar region and southward to either Eurasia or ...

A polar vortex collapse is set to send the mercury plunging as "extreme conditions" sweep across the US and Canada. The meteorological switch-up is set to develop by the middle of the month and ...

A polar vortex collapse is expected over the next two weeks, causing extreme winter weather and travel disruption across North America. The weather phenomenon is expected to develop in mid-March ...

The Met Office said on Friday that over the last few days ... which disrupted the polar vortex and pushed cold air from Siberia westward into Europe. This resulted in extreme winter weather ...