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 ...

Why has April in Chicago been cold so far? A big factor is the disruptions in the polar vortex, even as the “polar vortex ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

The city of Beijing advised residents to stay home as forecasters said the winds could be the city’s strongest in April in 70 ...

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

The Old Farmers Almanac has predicted the last frost dates across the U.S. for 2025 -- and some in the Chicago area might be ...

On March 9, the polar vortex wobbled and then snapped back the other way as mighty winds, suddenly shifting from the west to the east - something that typically happens once a year - usually in the ...

Warm conditions across much of Europe are forecast to give way to periods of unseasonably cool temperatures and stormy ...

Researchers say a spinning mass of cold air in the stratosphere above the Arctic in 2022 made it up to three times more likely there would be intense storms in the UK and Ireland.

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