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

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

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

A "major disruption" has recently rocked the Arctic polar vortex, causing it to weaken and reverse direction from ...

April 5, 2025 - By Laura Ciasto and Amy Butler - After spending much of the season with super strong wind speeds, the polar ...

Don't put away those winter coats just yet. An April cold snap is forecast for much of the eastern half of the U.S. early next week, forecasters said, with freezes likely across portions of the ...

A polar vortex collapse is expected over the next two weeks, causing extreme winter weather and travel disruption across North America. The weather phenomenon is expected to develop in mid-March, ...

The reversed polar vortex has simply "moved off the pole, meandering around over Northern Europe," officials wrote. NOAA's latest forecasts suggest the polar vortex is unlikely to wander back to ...

a meteorologist at NOAA’s Climate Prediction Center who specializes in the polar vortex. “What we’re observing right now is interesting, but not unprecedented,” said Martin Stendel ...