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

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

Erin Davis/Axios Visuals An invasion of frigid air from the Arctic is sweeping south from the Plains and Ohio Valley Sunday, moving towards the Southeast and East. Threat level: The ...

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

Temperatures as low as 14 degrees below zero will hit Denver on Monday night. With the wind chill, it could feel as cold as ...

State Climatologist Jay Grymes said there could be lows of 20 degrees across the state between Monday and Wednesday and the ...

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

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

The polar vortex, a swirling mass of cold air typically confined to the Arctic, has weakened, spilling its icy grip across North America. This Siberian chill has swept down from the North Pole, ...

A combination of frigid air with a low pressure system over the Gulf are behind the storm, which could bring heavy snow just ...

The state's Governor Phil Murphy made the announcement Saturday night ahead of an Arctic Blast which is set to barrel in on ...

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