More than 400 flights were delayed or canceled at Denver International Airport on Monday as a polar vortex continued to ...

In Indiana, around zero degrees was likely, the map showed, with temperatures of around three degrees possible in Northern ...

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

Snow and winds are likely to trigger flight cancellations and cause headaches for people traveling to DC for Inauguration Day ...

It's going to get cold in Tennessee. Meteorologists predict freezing temperatures for much of the state. Here's the latest.

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.

We start the following work week with a polar vortex. This will bring in unseasonably cold air to the region and wind chill ...

Abnormal weather events and severe winter storms could be caused by a disrupted polar vortex. Find out here how the polar ...

Temperatures are expected to plummet over the weekend, bringing life-threatening conditions to large stretches of the United ...

A rare winter storm is getting set to slam the Gulf Coast and South, with cities from Texas to Florida under Winter Storm Warnings.