A significant disruption to the polar vortex over far Northern Canada will keep the pattern’s influence locked in our neck of ...

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

A "major disruption" has recently rocked the Arctic polar vortex, causing it to weaken and reverse direction from ...

The Polar Vortex in the upper atmosphere has disintegrated after the intense warming of the stratosphere in mid-March.

On March 9, the polar vortex wobbled and then snapped back the other way as mighty winds, suddenly shifting from the west to the east - something that typically happens once a year - usually in the ...

Several days with temperatures of 10-20 degrees below the historical average could be dangerous to plants and ruin outdoor plans.

The Polar Vortex in the upper atmosphere has disintegrated ... since the mid-level air mass will be 12–16 °C cooler than normal. As a result, Tuesday is going to be chilly.

Experts say the polar vortex will play a role in next week's cold snap. The polar vortex is a gigantic, circular area of cold air high up in the atmosphere that typically spins over the North Pole (as ...