* WHAT...Dangerously hot conditions with heat index values between 95 and 103 possible.
* WHERE...Much of Northwest Lower Michigan. This includes Beaver Island and Bois Blanc Island.
* WHEN...From Tuesday afternoon through Thursday evening.
* IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
* ADDITIONAL DETAILS...Tuesday will likely feature the most extreme conditions for most, with heat indices exceeding 100 degrees. Although mid-week temperatures are dependent on thunderstorm development, prolonged high humidity and limited overnight cooling will lead to compounding heat stress throughout the week.