Slight warm-up heading to Northeast after dangerously cold temperatures: Forecast

Much of the U.S. will see above-average temperatures this week, except for the Northeast, where a below-average cold will prevail.

​Much of the U.S. will see above-average temperatures this week, except for the Northeast, where a below-average cold will prevail.  US Much of the U.S. will see above-average temperatures this week, except for the Northeast, where a below-average cold will prevail.