Extreme Heat Watch: Emmet; Leelanau; Antrim; Otsego; Benzie; Grand Traverse; Kalkaska; Crawford; Manistee; Wexford; Missaukee; Roscommon; Mackinac Island/Bois Blanc Island; Beaver Island and surrounding islands; Charlevoix

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Extreme Heat Watch — Emmet; Leelanau; Antrim; Otsego; Benzie; Grand Traverse; Kalkaska; Crawford; Manistee; Wexford; Missaukee; Roscommon; Mackinac Island/Bois Blanc Island; Beaver Island and surrounding islands; Charlevoix Severity: Severe. Certainty: Likely. * 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.