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

The Polar Vortex in the upper atmosphere has disintegrated after the intense warming of the stratosphere in mid-March.

When the polar vortex collapsed in the middle of March, the planet's weather patterns were redrawn. That could mean snow for ...

"The large polar vortex disruption from the second week ... Judah Cohen of Atmospheric and Environmental Research told USA TODAY. Following a deadly and devastating week of weather across a ...

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.

Cold weather is expected to blanket New York through mid-April, bringing the chance of freezing temperatures, snowfall, as ...

April 5, 2025 - By Laura Ciasto and Amy Butler - After spending much of the season with super strong wind speeds, the polar vortex bowed out two weeks ago, with the core west-to-east winds sliding ...

Warm conditions across much of Europe are forecast to give way to periods of unseasonably cool temperatures and stormy weather during April. The first such shift will take place over the weekend ...

Overnight low temperatures in the upper 50s are normal for February, not April, but we may see them this weekend in South ...