National Weather Service forecasters warned Saturday that "messy" weather may impact Thanksgiving travel in the eastern half of the United States, including the potential for the coldest temperatures this season.

If the storm moves slowly, it could have lasting impacts from the Tennessee and Ohio valleys through the Northeast, but if the storm ends up going farther south and off the Caroli

There is also a slight risk of heavy snow across the Great Lakes and the northeast. High winds could also impact much of the eastern part of the country between Wednesday and Friday, particularly in the South away from the coast,