The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...

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

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

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 Texas and other parts of the South ahead of a rare winter storm expected to bring heavy snow and ...

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

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 temperatures across the country, reaching as far south as the Gulf Coast. The brutal ...

Forty years ago today, temperatures in Chicago dipped to an all-time low of minus 27 degrees. The cold stretched to D.C., where it forced Ronald Reagan’s presidential inauguration ceremony indoors. As ...

Prepare for an Arctic blast as Chicago faces bitter cold overnight, with temperatures plummeting near zero and wind chills dipping as low as -25 degrees.

An arctic air mass settled over New York City and much of the country Sunday evening, bringing a deep freeze and the chance ...