Whats the snow cover on Greylock | New England New York Backcountry . . . Skiing Greylock Hello fellow Berkshire County VFT members I would like to weigh in on the conditions of the Thunderbolt trail We just recently got a good bit of snow and many areas in the Berks are open to Backcountry skiing (Ski Trails in Pittsfield State Forest, Petersburg Pass)