New Delhi, Dec. 8 -- A fresh blast of cold Arctic air reportedly sent temperatures plunging below zero in parts of the upper Midwest this weekend after record cold hit the nation's Heartland last week.

According to Weather.com, this is the first of a series of clipper systems that are moving through the Midwest and the Northeast, bringing new shots of cold air and chances of more snow throughout the week.

As per the report, the colder air sweeps south and eastward on Monday, plunging temperatures across the Appalachians and I-95 corridor.

Temperatures at places like Philadelphia, New York, and Boston are expected to drop by as much as 10 degrees between Sunday and Monday.

Their high temperatures may not make it much above freezing on ...