Arctic air and dangerous wind chills are plunging the Midwest and Northeast into record-breaking sub-zero temperatures, with ...

Tuesday is the coldest day so far this winter, but it was far from a record. The coldest temperature on the books for Jan. 21 ...

Frigid temperatures engulfed the South on Monday ahead of a winter storm that's expected to spread heavy snow and disruptive ...

Extreme cold warnings and cold advisories were in effect across the Chicago area Tuesday, already leading to hundreds of ...

Residents across parts of the Gulf Coast and South are bracing for a rare winter storm expected to drop heavy snow and create ...

Trains on multiple Amtrak lines are canceled Tuesday and Wednesday as a blast of Arctic air continues to grip the Chicago area.

An intense blast of Arctic air blanketed the Mid-Atlantic and the Northeast with frigid temperatures, and a rare winter storm along the Gulf Coast.

The cold is about to get even colder in the Chicago area, with another advisory set to take effect across the region Monday ...

Millions of Americans are bracing for life-threatening cold as an arctic blast driven by the polar vortex plunges ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

Forty years ago today, temperatures in Chicago dipped to an all-time low of minus 27 degrees. The cold stretched to D.C., ...

Preparations are underway as an arctic blast dives into the nation's interior and southern regions and pushes a snowstorm ...