A winter storm warning is in effect for all of CNY as heavy snow, wind, and bitterly cold temperatures are expected to settle in for the holiday weekend. Snow begins Saturday afternoon across the region, becoming steadier and heavier throughout Saturday evening. The heaviest snow falls overnight, with snowfall rates up to 2-3" per hour. Heavy snow ends early Sunday, with light snow and windy conditions expected Sunday afternoon. Blowing and drifting snow is expected throughout Sunday, with whiteout conditions possible. Bitterly cold temperatures will follow on Monday, with wind chills between -25 to -35.