"Heavy snow possible", the National Weather Service said in a winter weather message.
Heavy wet snow is possible with a total wet snow accumulation of 5 inches or more for the metro area.
"Plan on hard travel conditions, including during the evening commute on Wednesday", forecasters said.
Still several days out from the storm, the forecast could change.
This storm system will have two waves of accumulation.
Some meteorologists are optimistic given increased daylight hours, that the sun will be able to prevent snow accumulation from reaching the worst case scenario of 10 inches.
I raised my top snow contour to 4 to 8+ inches in my latest update.
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Columbiana County: 4 to 6 inches of snow.
We are expecting scattered snow showers starting after lunch on Tuesday into the afternoon.
While it's still a bit early to say, another potential storm could hit the East Coast early next week, Best said.
That's just the first phase of a two-part punch from a pair of storm systems drifting from the south and west and across the Mid-Atlantic region this week. The storm will travel north, expected to hit the entire state in the afternoon. Wind chill values of between 20 and 25 are expected because of a blustery, northeast wind at 15 to 20 mph.The snow will continue on Wednesday throughout the day. Northeast wind 10 to 15 miles per hour.
Some coastal flood issues, especially along the eastern MA coastline, around the early Thursday AM high tide. Gusts more than 50 miles per hour are predicted on Cape Cod, Martha's Vineyard and Nantucket.
By late afternoon on Tuesday, the first system will bring light snow or a mix of rain and snow, but whatever falls likely won't stick to the sidewalks or roads. As of Monday morning, model tracks were still far apart in their solutions for where this storm will go.
NY and the Northeast will greet spring with the fourth nor'easter in three weeks and a blanket of heavy, wet snow from Philadelphia to Boston.