Cold temperatures are moving through New Jersey, bringing the possibility of the first snowflakes of the season.

A freeze warning is in effect until 9 a.m. Wednesday for Morris, Passaic, western Bergen, western Essex, western Union, Hunterdon, Somerset, Middlesex, western Monmouth, Salem, Gloucester, Camden, Burlington, Ocean and Cumberland counties.

Tuesday's overnight hours should see mostly clear skies with temperatures dropping into the mid-30s.

Wednesday is expected to see mostly clear skies with temperatures in the upper-40s and low-50s.

Thursday should see mostly cloudy skies with scattered rain showers. High temperatures should only reach 50 degrees.