A Siberian chill is on the horizon, threatening to plunge the U.S. into a deep freeze in parts of the east coast

A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans. See maps of the arctic blast.

The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Another polar vortex disruption will stretch Arctic air across the top of the globe and make Donald Trump's second inauguration the coldest in 40 years,

Millions of people across the U.S. will experience subzero or below-average temperatures in the coming days as a polar vortex coming from Siberia will usher in a new cold front. The Rockies ...

This will be due to a polar vortex, an area of strong winds that encircle the Arctic and typically keeps the coldest air locked near the Pole, according to the FOX Forecast Center. This weekend ...

NEW ORLEANS — The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Another polar vortex disruption will stretch Arctic air across the top of the globe, with expected frigid conditions in the nation’s capital severe enough to force Donald Trump’s second inauguration indoors on Monday.

Anchorage residents like Raven McCormac experienced firsthand the ferocity of the storm. The largest populated city in Alaska is still recovering from the hurricane-force winds that battered homes ...

But during the winter, it is joined by a second atmospheric phenomenon dubbed the polar vortex. This swirl of frigid air, located more than 10 miles above Earth’s surface, strengthens each year ...

A historic winter storm is poised to produce potentially record-breaking snows from coastal Texas to northern Florida late Monday into Tuesday. The event comes as an Arctic blast affects more than half the U.

Snow is expected to taper off around Denver by the early afternoon, while temperatures will remain well-below freezing through Monday night.

About 80 million Americans are likely to have subzero temperatures at some point in coming days, meteorologists predict.

Alaska offers a respectable first class fare, but turn to the airline's partners for a truly luxe experience. Many or all of the products on this page are from partners who compensate us when you ...