The polar vortex is making a return to the forecast, but the counterintuitive weather feature is nothing to fear.

The forecast released Oct. 16 predicts where above- or below-normal temperatures and above- or below-normal precipitation are ...

CHICAGO (WLS) -- Polar Vortex? Not quite, but Chicago weather is on pace for a cool down next week. "The jet stream will be buckling unusually far south for mid-July, allowing a cross polar flow of ...

The NOAA has released its 2025-26 winter weather outlook, and it paints an interesting look ahead to how winter could unfold ...

CHICAGO — The polar vortex is back and the forecasts are dire: A quick punch of snow, followed almost immediately by a life-threatening level of cold that a generation of Midwesterners has never ...

A cold winter is in store for those in the northern U.S., with milder temperatures across the southern tier, according to ...

CHICAGO (WLS) -- "Polar Vortex" is a dreaded term that we all have become accustomed too over the past few years. But what is it? The polar vortex is always present in the Arctic Circle. It is a broad ...

Gov. Tony Evers of Wisconsin declared an emergency and told the National Guard to be ready to help. The University of Notre Dame announced it was closing its northern Indiana campus from Tuesday ...

The polar vortex, a mass of cold air over the Arctic, is beginning its seasonal strengthening. A strong polar vortex typically keeps the coldest air locked near the North Pole. A weaker or wobbling ...

From record heat to Arctic collapse, the planet’s climate systems are colliding in ways never seen before. Scientists warn ...

The polar vortex is beginning its seasonal strengthening, signaling a gradual shift toward cooler weather. Frost advisories were issued in parts of the Great Lakes region, New York, and New England as ...

In an early sign of the winter weather that's coming, the dreaded polar vortex is making news yet again. The polar vortex is "ramping up from its summer slumber," said meteorologist Judah Cohen in an ...