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 ...

I DON’T THINK IT’S GOING TO DO MUCH EITHER. THERE’S AN ARCTIC BLAST ON THURSDAY, BUT UNLIKE LAST WEEK WHEN IT HUNG AROUND FOR FOUR DAYS, THIS ONE’S GOING TO MOVE OUT FAST. SO THERE’S ...

Extreme cold could expose residents of several states to conditions like hypothermia and frostbite over the weekend.