A sudden stratospheric warming event that occurred March 4-8 is starting to show its effects, and its impacts will continue ...

This is not a drill, y'all. This weekend will actually be chilly with a side of gloom.

Ohio and the Great Lakes are bracing for another cold shot later this month — down to single digits in places — as a polar vortex split in the stratosphere nudges frigid Arctic air southward. Polar ...

A rapidly intensifying storm system over the northern High Plains will move eastward toward the Great Lakes Thursday night, ...

A strong cold front is barreling toward Texas, bringing a sharp cooldown and a stormy weekend. The Texas Panhandle gets the ...

Temperatures are uncomfortably cold this morning as a blast of Arctic air settles over Southern New England. Climate normals have gone out the window when it comes to today’s temperature extremes. The ...

Arctic air has moved into western Montana today with gusty winds, 20-30 mph, and bitter cold. Snow showers will remain in the forecast today with a light accumulations of a dusting up to two inches in ...

CHICOPEE, Mass. (WWLP) – Scientists are investigating whether a warming Arctic is changing the behavior of the polar vortex, a natural atmospheric phenomenon responsible for recent waves of intense ...

Thursday and Friday will bring a welcome warming trend with afternoon temperatures reaching the upper 30s to mid 40s, and ...