Every year, weather enthusiasts eagerly watch and wait for signs that the polar vortex, a mass of cold air spinning around the Arctic, might meander south, sending cold and snow into the lower ...

A polar vortex is unleashing extreme winter weather across the United States, affecting millions with dangerous cold, heavy snowfall, and treacherous icy conditions. The US National Weather ...

Specifically, the National Weather Service in Cleveland said a couple of inches of snow are possible in northwest Pennsylvania, with an inch or less in northeast Ohio.. Cover your plants! Weather ...

A polar vortex could bring the coldest January the U.S. has faced in years. National Weather Service experts told Newsweek ...

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need to know. Hotspots ranked Start the day smarter ☀️ Funniest cap ...

The polar vortex always exists near the poles, however, it weakens during summer and strengthens during winter, says the U.S. National Weather Service,. New COVID-19 variant 'Nimbus' causes "razor ...

A National Oceanic and Atmospheric Administration graphic shows cold air surging south into the U.S. from the polar vortex above the north pole.

A polar vortex is descending on the U.S. What does that mean? ... a meteorologist with the National Weather Service's Weather Prediction Center. "Particularly the Rockies, ...

The National Weather Service said last week: "Below-normal temperatures are favored across the central and eastern U.S. during much of January." What Happens Next ...

What the polar vortex is and isn’t. The polar vortex, as explained by the National Weather Service, is a large area of low pressure and cold air that encircles the Earth’s poles. Even though ...

Bitter temperatures are forecast to hit swathes of the U.S. this weekend as a polar vortex—the area of cold air that circulates around the Arctic—expands, with the National Weather Service ...

The polar vortex is frequently discussed during the winter ... It is “a large area of low pressure and cold air surrounding both of Earth’s poles,” according to the National Weather Service.