Jet Stream Connection: A disrupted polar vortex often affects the polar jet stream, making it wobble and allowing cold air to push farther south while warm air moves north in other regions ...

Several days with temperatures of 10-20 degrees below the historical average could be dangerous to plants and ruin outdoor ...

the storm may also bring snow to the Ohio Valley, Midwest, Mid-Atlantic and Northeast on Wednesday and Thursday. Because there will be plenty of cold air in place due to the polar vortex ...

"The large polar vortex disruption from the second week of March is playing ... with an inch or less in northeast Ohio. Weather service forecast offices across the central U.S. are already warning ...

The Polar Vortex in the upper atmosphere has disintegrated ... a huge portion of the eastern US by Tuesday afternoon, covering Ohio Valley, Great Lakes, Mid-Atlantic, and Northeast.

BISMARCK, N.D. (AP) — Harsh cold descended on the nation’s midsection Monday as a polar vortex gripped the Rockies ... Virginia and Ohio. In Nebraska, where much of the state was under ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe.

Another polar vortex disruption will stretch Arctic air across the top of the globe, with expected frigid conditions in the nation's capital severe enough to force Donald Trump's second ...

"The large polar vortex disruption from the second week of ... with an inch or less in northeast Ohio. Weather service forecast offices across the central U.S. are already warning about the ...