known as the polar vortex, that extends from the Earth's surface high into the atmosphere. When the vortex is strong, the enhanced jet stream traps cold air within the Arctic Circle, often resulting ...

ELMIRA, N.Y.(WETM) – We start the following work week with a polar vortex. This will bring in unseasonably cold air to the region and wind chill temperatures back to the negatives. But what is a polar ...

TALLAHASSEE, Fla. (WCTV) — Almost everyone has been talking about it the last few days. But it shouldn’t be a surprise as it has turned much of the Midwest and Great Lakes into Hoth. It’s the polar ...

Above the Arctic Circle and below the Antarctic, the sun can stay high through the night or fail to rise at all. Here’s where ...