High temperatures in North Jersey will be in the 20s on Monday, Jan. 20, and then drop into the teens to around 20 degrees on Tuesday and Wednesday, according to the National Weather Service. Low temperatures Monday, Tuesday and Wednesday evenings will be in the single digits.

A powerful winter storm barreling toward the Northeast from the south that is likely to be the biggest snowstorm in years for many location will be followed by a dramatic drop in temperatures. Here's the latest as of Sunday morning,