January has produced some amazing and unbelievable weather patterns across the U.S. The lower elevations of North Idaho continue to struggle for snow as only 8.4 inches have been measured at Cliff’s ...

A bleak side-by-side image of the weather on opposite sides of the United States this week appears to show a stark shift in ...

The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...

A major winter storm that slammed Texas and blanketed the northern Gulf Coast with record-breaking snow moved east overnight, ...

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 ...