Cold air is sweeping across the Great Lakes region, bringing lake-effect snow from Michigan's Upper Peninsula to Western New York.

The NBC5 First Warning Weather team is monitoring the potential for locally heavy lake-effect snow to impact the Thanksgiving Day holiday for some towns in Northern New York. Some areas could see several inches of snow,

Lake-effect snow could cause travel issues Thursday and Friday, especially on the I-90 east corridor between Cleveland and Erie/Buffalo.

On Tuesday at 1:08 p.m. the National Weather Service issued a lake effect snow warning valid from Thursday 1 a.m. until Saturday 1 a.m. for Northern Erie and Southern Erie.

Those driving through the snow belt for the Thanksgiving holiday find themselves preparing again this year to deal with lake effect snow.

The National Weather Service released a lake effect snow warning at 12:37 p.m. on Wednesday valid from Friday 1 a.m. until Saturday 7 a.m. for Oneida, Onondaga and Madison counties.

A LAKE EFFECT SNOW WARNING has been issued for Cuyahoga, Lake, Ashtabula and Geauga counties and a WINTER WEATHER ADVISORY has been issued for Trumbull County from Thursday night through Friday due to accumulating lake effect snow bands.

Lake-effect snow can seem confusing, but knowing the basics helps: For people in Metro Detroit, this means staying alert, watching the weather, and being ready for sudden changes. Winter around the Great Lakes always keeps things interesting, and lake-effect snow is one of the reasons why.