Some storm-weary residents of the Great Lakes region saw additional snow Monday and faced the prospect of even more accumulations this week after U.S. travelers battled harsh weather to get home after Thanksgiving,

The snow storm led to an emergency declaration in parts of New York and a disaster declaration in Pennsylvania, with officials warning of dangerous conditions for Thanksgiving travelers returning home.

The first big snowfall of the season is blanketing towns along Lake Erie in upstate New York and northwestern Pennsylvania in the middle of the hectic holiday travel and shopping weekend, while numbing cold and heavy snow could persist into next week and cause hazards in the Great Lakes,