Look for cloudy skies for much of today before snow arrives this afternoon; it'll start soonest in Columbiana County and work its way north.
Expect mostly 2-3" and up to 4" in some spots in Columbiana County where there's a Winter Weather Advisory until 7am Sunday:

Mahoning and Lawrence counties can expect 1-3" while most of Trumbull County will see a coating to 1" as highs reach near 30.

The snow tapers off by early Sunday morning and skies will become mostly sunny by the end of the day; highs near 33.
Mostly sunny Monday with highs in the low 30s.
Clouds increase a bit Tuesday as temps reach the mid 30s.
Mostly cloudy Wednesday with perhaps a flurry north and highs in the mid 30s.
Thursday will see variably cloudy skies with highs in the upper 20s.
There could be a wintry mix Friday with rain and snow throughout the day and highs in the mid to upper 30s.