AccuWeather meteorologists warn a lake-effect setup could bring over a foot of snow in several states, with disruptions expected to mount as the week progresses. The same storm that produced feet of snow in the Rockies over Thanksgiving pushed into the Great Lakes on Sunday, bringing a round of snow starting what will be several days of wintry weather for the new week. Behind this swath of snow, a fresh batch of cold air is expected to sail over the warmer Great Lakes, creating intense bands ref