Heat Advisory

* WHAT...Actual temperatures of 92 to 98 degrees expected. Heat index values between 97 and 104 expected. Overnight temperatures Monday night may struggle to get below 75 degrees. The hottest conditions are expected away from the immediate Lake Huron shore.

* WHERE...Alcona, Alpena, Arenac, Gladwin, Iosco, Montmorency, Ogemaw, Oscoda, and Presque Isle Counties.

* WHEN...From noon Monday to 8 AM EDT Tuesday.

* IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

* ADDITIONAL DETAILS...More heat is expected Tuesday, with potential for high temperatures to approach or exceed 100 degrees. Additional Heat Advisory headlines are likely in some places.