Polar Vortex collapse set to send temperatures plunging in the US and Canada - The weather event could unleash extreme winter conditions and disrupt travel ...

A group of people walk toward the pedestrian tunnel that connects Hyde Park to Promontory Point as Presidents Day temperatures dropped and stayed cold across the Chicago area on Monday. Tyler ...

Spring officially arrived Thursday morning, but winter still has some fight left and will send rounds of cold air and snow across the northern states, from the Plains to the Midwest and Northeast. At ...

A senior meteorologist with AccuWeather foresees shots of cold air infiltrating the Northeast in the coming weeks.

Winter weather lingers as a major shift in the weather pattern could have millions across the United States once again ...

There is a sudden warming about to happen high up in the atmosphere. This warming usually affects the Polar Vortex.

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The annual Polar Plunge Chicago, benefiting Special Olympics Illinois and Special Children’s Charities, took place Sunday, March 2, 2025, at North Avenue Beach. Over 4,000 people jumped into the ...

Because this is the Polar Vortex Blog, we would love to be able to tell you how the stratospheric polar vortex is doing super cool things that can explain how cold and snowy it’s been in many ...

An ice encrusted ladder hangs on the edge of the Lakefront trail next to The Playpen, as a polar vortex brought frigid temperatures to the Chicago area, Wednesday, Feb. 19, 2025. LaRiviere noted t ...

Bitter cold temperatures are expected to continue throughout the week in Chicago, with wind chills plunging to minus 20, the National Weather Service said. A cold weather advisory is in effect ...