NEW YORK — Residents in Buffalo and across western New York awoke on Saturday to several more feet of snow amid an unrelenting winter storm that has caused two deaths and paralyzed much of the area with road closures and flight cancellations. Bands of heavy snow whipping off Lake Erie and Lake Ontario continued to batter the region, producing snowfall rates of up to 3 inches per hour, according to the National Weather Service. The intense snowfall, considered historic for the area, was expected to continue through the weekend with few moments of relief. By Friday night, more than 5 feet of sno…