Storm Summary for November 20-21, 2024

A strong November storm system brought the first snow of the season to parts of the western Great Lakes. Due to the warmth of Lake Michigan and that the surface low moved over Lake Michigan it developed an “Eye” like feature during the afternoon of Thursday, November 21, 2024.

Winter Weather Expected Over Most of Lower Michigan Friday!

The National Weather Service offices across the western Great Lakes have all issued Winter Weather Advisories for this snowfall event that is expected to continue, even over Iowa into northern Illinois and Wisconsin into early Friday afternoon and over Lower Michigan into the early evening of Friday.

The following slides will show you the details of this event that is expected to bring up to 10″ of snow in about 12 hours to some locations in western Great Lakes. It will likely be the heaviest snowfall over most of the area since mid February.