The National Weather Service forecasts up to four inches of snowfall hitting the Philadelphia area Monday night.
So far the 1.5-inch snowfall on Jan. 6 was the heaviest snowfall of the winter.
Snowfall is expected to end after 8 a.m. Temps are forecast to remain below 30 degrees all day.
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Feb. 16 saw temperatures of just 3 degrees around 6:30 a.m., the coldest temperature in the area in a decade.