Colorado woke up Sunday to extremely cold temperatures and dangerous wind chills. We started at -11 at Denver International ...

Lake-effect snow could accumulate over a foot for some along the lakeshore by Tuesday evening. Travel could be treacherous as ...

An arctic air mass settled over City and much of the country Sunday evening, bringing a deep freeze and the chance of more ...

What is the polar vortex? How it’s responsible for dangerous cold Ronald Reagan had both the warmest and the coldest January ...

Major winter storm brings heavy snow to East Coast as Arctic blast puts millions under warnings from Plains to Maine ...

A potent surge of Arctic air starts settling in Monday evening as a massive dip in the jet stream pulls in frigid air across ...

Temperatures are projected to remain frigid in Hampton Roads, with highs only reaching the 20s on both Tuesday and Wednesday.

President-elect Donald Trump's second inauguration will mark the coldest presidential ceremony in more than 40 years. Washington is forecast to have temperatures struggling to reach the mid-20s, along ...

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...

Once the snow starts to come in, the temperature will essentially drop like a rock,” Fox Forecast Center Meteorologist ...

A polar vortex sun and below-zero wind chills marked the opening day for the Art Shanty Projects on Lake Harriet.

The 10 Weather Impact team issued Alert Days for next week because of the polar vortex being responsible for the cold ...