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

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,

Most of the country will likely be hit by an arctic blast this weekend into early next week as the polar vortex ushers in cold air from Siberia and multiple storms roll in and bring the potential ...

It looks like it could get even colder heading into next week. Within the last decade, the phrase 'polar vortex' has become popularized in the weather world. In fact, you may have heard it getting ...

As mentioned, the forthcoming polar vortex infiltration will be one of the most widespread Arctic air outbreaks in recent memory. A ridge into Alaska displaces the polar vortex southwards over ...

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 ...

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

Another blast of winter weather is expected in parts of the U.S. in the coming days, including bone-chilling wind in the Northern Plains and unusual snow and ice in the Gulf Coast area.

After some early sun, clouds will return Saturday and temperatures will warm up, reaching into the mid-40s. Rain will move in during the afternoon and continue through the evening. Expect wet ...

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A 4.1 magnitude earthquake struck Alaska on Thursday afternoon. The United States Geological Survey (USGS) reported the quake struck around 3:24 p.m. PT in the Chugach Mountains near the city of Valdez, which has a population of about 3,900. The epicenter was east of Anchorage.