The vortex is essentially an area of low pressure in the upper layers of the atmosphere over the polar region up north. This ...

As we continue to warm moving into February, it appears latest trends suggest a classic "what goes up, must come down" type ...

The upcoming midweek storm is one of several systems that promises to bring precipitation and eventually the month's coldest ...

Forecasters warn that a split polar vortex is set to bring a 'large supply of cold air' to North America in mid-February as a ...

The University of Wisconsin-Madison faced a frigid start to the semester, with the polar vortex expected to bring more icy ...

Nor has there been a “sudden stratospheric warming” event of the kind that sometimes fractures the stratospheric polar vortex ... is no sequel to The Day After Tomorrow in the works.

"Weather connects people to each other and to places, and I hope we all saw a bit of magic and possibility in the world and ...

A polar vortex ... and through the day tomorrow as well” says Neil. Temperatures on the Avalon could drop to about -6 by mid-day tomorrow, and plunge into the minus double digits by tomorrow night.