A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

Snow is expected to taper off around Denver by the early afternoon, while temperatures will remain well-below freezing ...

The polar vortex is expected to reach the Utah-Idaho border sometime in the late afternoon and evening Friday as it continues ...

Still, several Colorado school districts will start late on Tuesday as the state waits out the last of subzero temperatures.

Are you ready for the coming arctic storm? Here’s the latest Colorado weather forecast and everything else you need to know ...

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

A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this weekend and next week.

Under the Rotunda of the U.S. Capitol, Donald Trump was again inaugurated, this time as the 47th president of the United ...

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

The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...