An Arctic front moved across the Great Lakes on Dec. 3, triggering advisories for snow squalls in New England on Thursday, ...

Winter doesn't officially arrive until Dec. 21, which marks the first day of winter and the winter solstice, but much of the ...

Such events distort the polar vortex, which causes Arctic air to descend into the U.S. and causes temperatures to plummet.

The National Weather Service in Tallahassee said some areas could see 1-4 inches of rain through the weekend, with isolated amounts of 6 inches.

Thanks to the polar vortex, the first half of December will bring multiple waves of Arctic air to the U.S. Here's what to expect in Tennessee.