From wind chills near 20 degrees below zero on Tuesday morning to temperatures in the mid-40s next week, Chicago is in for a ...

A cold weather advisory is in effect until noon Tuesday, with wind chills ranging between minus 15 and minus 25 before ...

We are tracking the return of the polar vortex next week as a wavy jet stream brings a blast of Arctic air to the Great Lakes ...

Meteorologists warn that the coldest burst of Arctic air this season is coming to put an icy and prolonged exclamation point ...

Harsh weather moved west as a polar vortex was expected to grip the Rockies and the northern Plains after winter storms ...

BISMARCK, North Dakota — More than 95 million people in the United States were facing numbing cold on Tuesday as a polar ...

A bitter blast of Arctic air is roaring south across the central U.S. Tuesday, bringing with it record cold temperatures and ...

Old Man Winter will begin to ease his icy grip on much of the central and eastern United States in the coming days and weeks, but there will still be some periodic outbursts from the Arctic, ...

A burst of frigid air across the Midwest will pummel the US East next week, testing power grids and sending heating-fuel ...

More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, ...

two bands of fast-moving air – the polar jet stream and the stratospheric polar vortex – sometimes tango together to influence weather in the northern hemisphere. As the Arctic continues ...

CHICAGO (CBS) — A Weather Alert will be ... We are tracking the return of the polar vortex next week as a wavy jet stream brings a blast of Arctic air to the Great Lakes. Air temperatures ...