According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...
Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.
A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend ...
People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...
A recent study explains how warmer temperatures at the top of the planet destabilize the jet stream and allow colder air to ...
The next round of bitter cold was set to envelop the southern U.S. on Tuesday, after the first significant winter storm of ...
Tens of millions of people were bracing Sunday for a massive winter storm forecast to bring the heaviest snowfall and coldest ...
A Siberian chill is on the horizon, threatening to plunge the U.S. into a deep freeze in parts of the east coast ...