Residents in northern New York and the Adirondack region should prepare for early snowfall in October, which could impact travel and outdoor activities. Areas like Syracuse, Buffalo, and Rochester may see snow by early November, while New York City and Long Island are expected to experience their first snow in December. The Farmers' Almanac warns of a winter with unpredictable weather patterns, including heavy snow, sleet, and ice, which could lead to hazardous conditions.