A stretched polar vortex will bring subzero temperatures and heavy snow to 230 million Americans. Michigan utility customers ...

The possibility of snow in Tampa, Fla. Record heat and fires in Australia. Scientists say climate change is exacerbating ...

Winter Storm Fern is a stark reminder that the Trump administration's attempted cuts to weather related research impacts the ...

WASHINGTON (AP) — Warm Arctic waters and cold continental land are combining to stretch the dreaded polar vortex in a way ...

If you couldn’t get enough of the cold temperatures in early December, there’s more on the way for Tennessee.

Montrealers awoke Saturday to the first wave of frosty temperatures expected to last into the coming week. Despite the ...

The term "polar vortex" has gained popularity in recent years, but the phenomenon itself is not new. According to the U.S. National Weather Service, the polar vortex refers to the counterclockwise ...

The bitter cold temperatures that are descending across the northern tier of the United States are caused by a break in the polar vortex. The polar vortex "is a large area of low pressure and cold air ...

The Toronto area is dealing with a cold snap. Temperatures plummeted in many areas, with Toronto feeling like -24 on Tuesday ...

Another round of frigid weather is making its way to the Eastern United States and will affect most of Tennessee. If you couldn’t get enough of the cold temperatures in early December, there’s more on ...

A polar vortex is bringing another round of frigid, Arctic air to the Eastern United States. Temperatures across Tennessee are expected to drop into the low 20s and upper teens over the weekend. There ...