One more day of extreme heat for Metro Detroit on Friday; strong storms also possible

Metro Detroit faces extreme heat with heat index values exceeding 100° on Friday, alongside a risk of strong to severe thunderstorms in the afternoon and evening. The National Weather Service has issued an Extreme Heat Warning for most of the region until Thursday night and a Heat Advisory for Sanilac County until Friday night, with high temperatures in the 90s and elevated humidity. Severe weather risks include damaging winds, large hail, and heavy rainfall.