The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...

Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout ...

WASHINGTON — Get ready for extreme cold weather in D.C. and most of the U.S. over the next few days. The polar vortex has ...

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

Here's the latest on the winter storm.A historic winter storm is poised to produce potentially record-breaking snows from ...

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures as tens of millions of residents along the East Coast contend ...

Mountain rescue teams arrive by helicopter to help skiers injured in Aston resort chair lift collapse Guardia Civil ...

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.

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...

The mere mention of the term "polar vortex" can set your head spinning (and maybe eyes rolling). It’s got to be clickbait, ...