Polar vortexes can bring waves of extremely low temperatures, but they don't have to mean destruction in your garden. Here's ...

The polar vortex is beginning its seasonal strengthening, signaling a gradual shift toward cooler weather. Frost advisories were issued in parts of the Great Lakes region, New York, and New England as ...

The polar vortex is stirring up and bringing the earliest signs of changing weather. Here's when and what to know about the ...

The southern hemisphere's polar vortex is weakening in response to a rare episode of stratospheric warming above Antarctica.

During the winter the polar vortex spreads out, shooting cold air southward. Here's what to know as we head into the cooler ...

The United States could be headed for some extreme weather this winter. That’s the early prediction from Severe Weather Europe, a website that tracks weather patterns around the globe. Three factors ...

The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a normal pattern that is stronger in the winter and keeps some of the coldest ...

The polar vortex is stirring up, bringing the earliest hints that the weather is changing. Here's what to know.

Because this is the Polar Vortex Blog, we would love to be able to tell you how the stratospheric polar vortex is doing super cool things that can explain how cold and snowy it’s been in many parts of ...

The polar vortex can't be felt in the United States or anywhere on Earth. Brutally cold temperatures are heading to the Midwest and Northeast this week -- but don't mistake this for a polar vortex ...

Its strength and position shift with the seasons, according to the National Weather Service. When the vortex is strong, the coldest air tends to stay near the North Pole. When it weakens or wobbles, ...