The polar vortex will engulf much of North America as we head into next week, with temperatures dipping down into the -20s and -30s in some Canadian provinces. Even states like the Carolinas, Georgia, ...

UNITED STATES (WGME) --It has been frigid not only in the Northeast but also throughout the central United States. An extreme ...

COLUMBUS, Ohio — Frigid air that normally stays trapped in the Arctic has escaped, plunging deep into central Ohio and much of the northern 2/3 of the United States and bringing teeth-chattering but ...

When the polar vortex stumbles, the weather at ground level can pivot from mild to brutal in a matter of days. A circulation that usually spins quietly above the pole can suddenly send lobes of Arctic ...