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 ...

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

Central Indiana once again had highs around 40° on Saturday. However, this was early, around 12-1 a.m., before a cold front ...

Saturday morning, the arctic front pushed through the region. While it may not feel super cold yet, trust us, it's on its way ...

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

The cold will pose a danger to pipes, so be sure to cover exterior pipes, open cabinets with pipes so warm air can circulate, ...

A powerful winter storm that dumped heavy snow and glazed roads with ice across much of Texas and Oklahoma lumbered eastward into southern U.S. states Friday, prompting governors to decl ...

A developing winter storm is threatening to drop snow, sleet and freezing rain on parts of Texas, Oklahoma and Arkansas ...

The plunging polar vortex is bringing subfreezing temperatures to some of the southernmost points of the U.S. A forming storm ...

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...