* WHAT...Maximum heat index values of 105 to 109 expected both this afternoon and Tuesday afternoon.
* WHERE...Autauga, Bibb, Blount, Chilton, Dallas, Elmore, Fayette, Greene, Hale, Jefferson, Lamar, Lowndes, Marengo, Marion, Montgomery, Perry, Pickens, Shelby, Sumter, Tuscaloosa, Walker, and Winston Counties.
* WHEN...From 1 PM this afternoon to 9 PM CDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat illnesses.