The infamous weather pattern is actually partly influencing our weather as February ends. And it may again throughout the month of March.

Add Yahoo as a preferred source to see more of our stories on Google. The polar vortex is expected to send another surge of bitterly cold air south from Canada, and it could usher in wintry weather ...

Florida has endured a winter few could have predicted. Since early November, the state has endured at least three rounds of ...

Add Yahoo as a preferred source to see more of our stories on Google. This winter’s harsh run in the East is intensifying, with some of the coldest air so far this season plunging into Vermont this ...

Michigan are bracing for the coldest weekend of winter as Arctic air plunges south.

The polar vortex is a large area of cold, spinning air that sits near the North Pole and exists year-round. When it weakens or shifts, Arctic air can spill south, increasing the risk of snow and ...

The polar vortex is expected to send another surge of bitterly cold air south from Canada, and it could usher in wintry weather for Tennessee and other areas of the south. During the week of Jan. 20, ...