Polar vortex isn’t new & describes low pressure cold air circling Earth’s poles. Why we are feeling it in Kentucky and its effect on weather ...

Definition: The polar vortex is a flow of wind aloft that is always present above the cold, North and South Pole areas. In the Northern Hemisphere this results in a counter-clockwise flow of air ...

Harsh cold descended on the nation's midsection Monday as a polar vortex gripped the Rockies and Northern Plains after winter storms pummeled the eastern U.S. over the weekend, killing at least 15 ...

Kentucky under winter storm threat amid deadly floods, thousands without power 01:40. More than 95 million people in the U.S. are facing gripping cold Tuesday as a polar vortex sends temperatures ...

Texas has declared a state of emergency in response to the polar vortex. Maryland, Virginia, West Virginia, Kansas, Missouri, Kentucky and Arkansas have also declared a state of emergency. Snow depth ...

LOUISVILLE, Ky. — Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter storms pummeled the eastern U.S. over the weekend, killing ...

In Kentucky’s biggest city, ... The polar vortex of ultra-cold air usually spins around the North Pole, but it sometimes plunges southward into the U.S., Europe and Asia.

The polar vortex is to blame. The United States has been at the epicenter of the planet’s most unusually cold conditions early in 2025. Accessibility statement Skip to main content ...

The polar vortex has taken on an unexpected pattern this winter - one that’s made part of the United States the most unusually cold place on the planet, at least so far this year.

Harsh weather moved west on Monday as a polar vortex was expected to grip the Rockies and the northern Plains after winter storms pummeled the eastern U.S. over the weekend, ... In Kentucky, Gov ...

Highways, including major routes like I-64 and US Route 41, were also shut down due to snow and ice. The polar vortex also left over 300,000 without power in Kentucky, Indiana, Virginia, and West ...