Michigan is set for several days of frigid temperatures and heavy lake-effect snow as Arctic air continues its slow march across the eastern U.S.

A strong blast of Arctic air will drive temperatures sharply lower from the Midwest to the interior Northeast this weekend, bringing the season's coldest weather so far for many, forecasters say.

TOLEDO, Ohio (WTVG) - The polar vortex is a large area of low pressure encompassing the Earth’s poles. It can weaken and split up, causing the polar jet stream to move southward. This pushes cold ...

The cosmos has served up a gift for a group of scientists who have been searching for one of the most elusive phenomena in the night sky. Their study, presented in Science Advances, reports on the ...

A Polar vortex has covered the Philadelphia region under a canopy of frigid temperatures, but many people may not realize what a Polar vortex actually is, and the dangers — like frostbite — such ...

If you’ve ever wondered why winter sometimes flips from mild to brutally cold, the answer might be hiding 20 miles above your head. That’s where a rare atmospheric phenomenon called sudden ...

Temperature outlook for early winter (The Weather Network) An exceptionally early disruption of the polar vortex has set the stage for a steady supply of Arctic air into southern Canada, especially ...

Scientists are still trying to understand the atmospheric disturbances. A significant change in the atmosphere means the weeks after Thanksgiving could be colder and snowier than normal across ...

Fall weather in Massachusetts may be in for a cold snap in the next few weeks. The National Weather Service's Climate Prediction Center is forecasting temperature drops throughout the country in the ...

A potential wobble in the polar vortex could bring Arctic air to Michigan and the northern U.S. around Thanksgiving. A weakened polar vortex, combined with other atmospheric patterns, increases the ...