"How much snow is actually on the ground by the time the event ends is still kind of a big question mark, since there could be some melting as we change over from snow to rain on Saturday night to Sunday morning," said Robert Megnia, a NWS meteorologist.

Roads are expected to become quickly covered in snow with chilly temperatures in place, making travel challenging for most of the day.

Massachusetts could get 3 to 6 inches of snow from weekend storm, then forecasters will be ‘closely watching’ possible coastal storm

According to Meteorologist Shiri Spear’s latest weather blog post, the storm looks like it will move in between about 8 p.m. and 11 p.m. on Saturday night, with the heaviest snow falling from midnight through 7 a.m. on Sunday.

Snow is expected to stop in Worcester and the western part of the state before 9 a.m., gradually moving out of eastern Massachusetts by noon. Essex, Suffolk and Middlesex counties in the northeast part of the state may see snow showers through 5 p.m. on Sunday.

A winter weather advisory is in effect in Massachusetts today as several inches of snow is expected to fall across the state, according to the National Weather Service's Boston office. Snow is already beginning in western Massachusetts as of 8 a.

How much ice will Massachusetts get? Perhaps of greatest concern with this storm is the ice. Freezing rain will fall for several hours on Sunday near and west of I-495. We could s