An arctic blast will send temperatures across the United States plummeting as bitterly cold air that originated in Siberia will arrive from Canada by week’s end, bringing with it dangerously cold wind chills for millions of Americans.

Sign up for the Morning Brief email newsletter to get weekday updates from The Weather Channel and our meteorologists.J​anuary's shivering weather pattern east of the Rockies shows no signs of letting up as we head into the month's final stretch.