An Arctic air mass, sometimes known as a Siberian Express, is expected to move over Michigan by Sunday and will leave Michigan residents with below-zero temperatures for days, the National Weather ...

Right now, arctic air is starting to push its way into the region. By Tuesday, high temperatures will be in the 20s. The ...

Imagine it as a giant, icy whirlpool far above the Earth, keeping frigid Arctic air contained near the pole. But here’s where things get interesting: the polar vortex’s behavior is closely ...

Toasty isn't exactly how you will describe the bone-numbing coming days. "Multiple waves of arctic air continue to gather over northern Canada with eyes for the central and eastern United States ...

A dangerously cold Colorado weekend is approaching. Arctic air with windchills as cold as 30 degrees below zero is set to blanket Denver, and it will bring some snow. We are still 72 hours away ...