The first blast of cold air is sweeping through now. A second one this weekend may be even colder for some. Here's the latest ...

A wide swath of the western U.S. may be in for below-average temperatures as forecasts suggest an Arctic blast is looming.

A major winter storm brought on by a massive Arctic blast is making its way to Houston this weekend and could bring some of the coldest and most dangerous weather the region has had in thirty years.

Arctic air is creating chilly conditions for millions of Americans out shopping on Black Friday, as another shot of even colder air from a disrupted polar vortex is expected to further plunge ...