A major storm spread heavy snow, sleet and freezing rain across the southern United States on Wednesday, breaking snow ...

Find out why Florida, Louisiana and other Souther states in the U.S. are experiencing a rare, historic snowstorm.

A rare frigid storm charged through Texas and the northern Gulf Coast on Tuesday, blanketing New Orleans and Houston with ...

The unseasonable chill that has swept through the eastern half of the US defies last year's mild winters and the South's ...

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

A comet not seen in the last 80,000 years is putting on a show over Alaska skies this week. Viewers are sending in amazing photos capturing the celestial event. A landslide in Ketchikan Sunday night ...

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 kept much of the country east of the Rockies in its frigid grip ...

While the term "polar vortex" might seem like a new phenomenon, the phrase has only recently become popularized in weather forecasts, especially when it reaches into the southern plains states ...

Learn more. The eastern U.S. is on track for a frigid week as a polar vortex stretches south, bringing below-normal temperatures to Maine. Starting Monday, much of the eastern two-thirds of the ...

In short, the answer is the polar vortex. But what does that mean? The polar vortex is a “constant feature” that begins to develop sometime in September and persist through sometime in spring ...

A polar vortex, a weather pattern similar to the historic winter storm that struck Texas in 2021 — when every county in the state experienced below-freezing temperatures for the first time ...