However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

MINNEAPOLIS — An arctic blast arrived in Minnesota on Monday, bringing frigid temperatures and bitter wind chills. Highs across the state will be in the single digits, and even colder in spots.

The most potent blast will enter the north-central U.S. on Friday, the National Weather Service warned, before roaring across much of the rest of the nation over the weekend. Arctic air will ...

Temperatures will plummet by up to 40 degrees this weekend as an arctic blast spreads across much of the U.S., including the Deep South.

Frigid, below-zero temperatures from this weekend’s expected arctic blast have forced organizers ... Whether the annual Dr. King Legacy Bike Ride will be canceled remains undecided.