Accumulations of heavy, wet snow -- up to 10 inches -- are expected to hit the region within the next 24 hours by late Thursday night.
A winter weather watch is in place starting tonight late Thursday night through Friday afternoon.
Winds will be 10 to 20 mph from the northeast.
The storm will reach from all of Western New York into Central New York.
During heavy snowfall, visibility will be cut to quarter mile.
Temperatures will be around 32 at the start of the storm, dropping to the 20s, according to the weather service.
The forecaster confidence: High for the Southern Tier to the Finger Lakes, medium for Buffalo to Rochester and the North Country.