The polar vortex can send cold air south for the winter. When it does, temperatures can drop 20 to 30 degrees colder, said David Phillips, a climatologist with Environment and Climate Change Canada.

Below-average precipitation is predicted in the lower southern states, including most of NC. Parts of WNC, however, may see ...

It’s a pattern responsible for holding back the coldest temperatures on the planet. The lowest readings ever recorded in Canada and around the northern hemisphere occurred when this Arctic feature ...

In fact, a polar vortex reversal had already happened earlier this year, and this one did affect our weather. On the National Oceanic and Atmospheric Administration’s polar vortex blog, climate ...

When the polar vortex stretches, North America feels the chill. New research reveals some of the stratospheric patterns ...

Kidd explains the polar vortex is a large area of cold air and low pressure that lives over the North Pole, weakening in the summer and strengthening in the winter. In the winter, the polar vortex ...

Gta As the polar vortex finally relents, Toronto reels from the deep freeze Temperatures dropped to nearly -30 C with the windchill but the worst is likely over.

WASHINGTON (AP) — The polar vortex hit its peak across much of America on Wednesday, with an icy grip that made Arctic Greenland seem like a toasty vacation spot in comparison. Even Mars has ...

CTV National News: How an RCMP vehicle sparked a wildfire threatening Lytton, B.C. 01:43 · July 03, 2025 at 6:03PM EDT ...

The Arctic polar vortex is a strong band of winds in the stratosphere, 10-30 miles above the surface. When this band of winds, normally ringing the North Pole, weakens, it can split.

Cooler weather expected next week might not have the chill of winter’s so-called polar vortex, but some people are calling it a summer polar vortex. “We call it a cold low at the weather ...