>>2288474>tldr?Incrementally build winter experience and test your gear on smaller and more forgiving mountains before attempting Marcy. There are a lot of considerations in winter (weather and visibility above treeline, daylight hours being shorter, regulations like snowshoes being required when snow depth is over 8", possibility of hazards like spruce traps and dangerously icy slopes, etc.) and the stakes are much higher. A lot of inexperienced hikers end up having to be rescued off the mountain - picrel shows just a few examples