Extreme weather is sweeping across the United States. Last week, the polar vortex peaked, bringing freezing temperatures to ...

Snowy roads led to hundreds of crashes throughout Virginia and North Carolina, including a series of crashes on an interstate highway involving more than 50 vehicles ...

This weekend will start a warming trend for much of the nation, after a particularly brutal stretch of below-average temperatures.

The strong polar vortex which ushered in the record cold is being replaced by a warming trend. All this week high ...

It’s really, really cold again — as the US shivers through at least the eighth blast of air from the Arctic this winter.