The polar vortex, which is a big circulation across the northern part of the globe, could play a role. In El Niño years, the polar vortex usually stays strong, and it keeps a lot of cold air ...

After a mild December, the polar vortex is set to send an arctic blast ... Nashville in Tennessee and Chicago through Jan. 18. El Niño is partly to blame for the mild winter so far in the US.

The girdle of Arctic air around the north pole, known as the polar vortex, is poised to weaken and send a cold blast into the US. And because the El Niño weather pattern is in full force ...

CLEVELAND, Ohio - El Niño winters are warm and dry, with reduced snow, a forecast that has so far come true in Cleveland this season. But that may be about to change, thanks to the polar vortex ...

The easy answer is a deep southward dip in the polar ... the vortex isn’t the only thing that influences the jet stream. Other factors include atmospheric waves around the globe, El Niño ...

The organization blames climate change — along with a lack of weather patterns that blocked cold air as well as a strong El ...

What will drive the patterns this winter After experiencing a relatively strong El Niño last winter ... as recently as 2022-2023. The Polar Vortex is also something we'll be tracking in the ...

But if the Greenland block sets up frequently during a stronger El Niño winter, parts of the Southeast and mid-Atlantic can have a colder, snowier winter. T he Polar Vortex Another winter wild ...

Sorry to be an ice queen, but there are two other weather phenomena happening this winter that strengthen the likelihood of a polar vortex reaching Chicago: 1. The ol’ El Niño–Southern ...