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

It will feel like winter for many across the Midwest and Northeast at the start of the week as Arctic air surges south from ...

With the start of spring just a month away, Central Texans will face some subfreezing temperatures over the next four days as an Arctic blast settles into the area, according to the National ...

Weather maps show that the UK has more snow ahead from an Arctic blast bringing heavy flurries to many parts of the country as temperatures fluctuate wildly over the coming weeks ...