Millions of people across the U.S. will experience subzero or below-average temperatures in the coming days as a polar vortex coming from Siberia will usher in a new cold front ... according to the ...

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

A procession of winter storms is forecast to bring snow, sleet, ice and potentially flood-inducing rain to sprawling bands of the U.S. this week.

A forecast map released on January 13 for the period of January 19 to January 23 indicates that much of the Lower 48 states will likely experience below-average temperatures, as a powerful cold front ...

Giulia Carbonaro is a Newsweek Reporter based in London, U.K. Her focus is on U.S. and European politics, global affairs and housing. She has covered the ups and downs of the U.S. housing market ...