Tornado Watch issued April 17 at 10:36PM CDT until April 17 at 11:00PM CDT by NWS Chicago IL
Details
THE NATIONAL WEATHER SERVICE WILL ALLOW TORNADO WATCH 131 TO
EXPIRE AT 11 PM CDT THIS EVENING FOR THE FOLLOWING AREAS
THIS ALLOWS TO EXPIRE THE FOLLOWING ADJACENT COASTAL WATERS
WINTHROP HARBOR TO WILMETTE HARBOR IL
WILMETTE HARBOR TO NORTHERLY ISLAND IL
NORTHERLY ISLAND TO CALUMET HARBOR IL