That's Snow Ghost

The gang stays at a rundown lodge during their skiing trip. But the proprietor warns them to lock their doors at night, or the Snow Ghost will get them. Snow Ghost? Scooby and the gang have another mystery to solve. They'll meet Mr. Chi from Tibet, a white timber wolf, the creepy Mr. Leech; and they'll explore a hidden cave and a deserted sawmill before finding out what's really behind the fearsome flying snow beast.