* WHAT...Snow expected, with a chance of some patchy freezing drizzle as well Tuesday evening. Total snow accumulations 3 to 6 inches across the higher terrain, but only 1 to 2 inches for lower elevations. * WHERE...The Eastern Lake Ontario Region. The greatest snow accumulations will be limited to the higher terrain of the Tug Hill Plateau and western foothills of the Adirondacks. * WHEN...Until 7 AM EST Wednesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Tuesday evening and Wednesday morning commutes.