UPDATED at 6:00pm 2/20/11

The National Weather Service has issued a Winter Weather Advisory from 7pm tonight through 11am Monday morning for Niagara, Orleans, Monroe, Northern Erie, Genesee, Wyoming, Ontario and Southern Erie Counties.

A Winter Storm Warning has been issued for Chautauqua, Cattaraugus and Allegany Counties.

Moderate to heavy snow will start this evening and continue through early morning with accumulations of 3 to 6 inches likely and winds gusts up to 30 mph in the Advisory area and 6 -10 inches of snow expected in the Warning Area with 10-15 mph winds.  JOYfm and the Eyewitness News Weatherlab will monitor changing situations and provide updates.