A rare and abrupt disruption in the Arctic polar vortex is expected to impact spring temperatures across Europe and parts of ...

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 ...

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 ...

When the polar vortex begins to wobble and allows arctic air to spill south into northern Illinois in January, we usually end ...

A significant disruption to the polar vortex over far Northern Canada will keep the pattern’s influence locked in our neck of ...

The Polar Vortex's collapse will cause a major Arctic blast from central Canada into the Northeast United States, even if a progressive and dynamic weather pattern will persist across North ...

A new study has shed unprecedented light on the highly variable and climate-sensitive routes that substances from Siberian ...

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

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

A new study has shed light on the highly variable and climate-sensitive routes that substances from Siberian rivers use to ...

It's a normal pattern that's stronger in the winter and usually tends to keep the coldest weather bottled up in the Arctic. Previously this winter: Icy air has descended on the US. Is the polar vortex ...