"Snowstorms can blow in fast and hard. In the mountains, thick, wind-driven snowfalls can quickly cut visibility to a few yards or less. Travel–whether on foot, horseback, or even in a vehicle–can
be slow, dangerous, or completely halted. Trails and roads become impassable. It’s very easy to get lost, even in familiar country, and if not lost, then simply stranded and forced to survive the harsh elements. ..."