pStorm Alberto brought flooding to the Chicago suburb of Hoffman Estates after it swept north into Illinois and onto the Great Lakes on Wednesday, May 30.ppThis video of the scene was captured by Hoffman Estates Police officer Alexander Chung.ppThe storm also brought flooding to Elgin, Aurora, Oswego and Sleepy Hollow, according to the Chicago Tribunea. This was Chicago’s third-wettest May on record, the report said.