Tornado Warnings lifted in Metro Detroit; flash flood, thunderstorm warnings in place Published Tornado warnings that were issued for parts of Oakland and Macomb Counties were both lifted around 8:30 p.m. Saturday as a severe storm pushed into the Metro Detroit area. The tornado warning was issued just before 8 p.m. for parts of both counties and included Pontiac, Troy, Rochester Hills, Warren, Sterling Heights, and more. The Macomb County tornado warning was dropped by 8:20 p.m., 10 minutes before it was set to expire. Rotation spotted in the Oakland County area, which was focused north of West Bloomfield around 8:15, was pushing east in Pontiac and moving southeast at 25 MPH.