* WHAT...For the first Heat Advisory, heat index values up to 110. For the second Heat Advisory, heat index values up to 108 expected.
* WHERE...Portions of south central and southwest Alabama, northwest Florida, and southeast Mississippi.
* WHEN...For the first Heat Advisory, until 9 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Thursday.
* IMPACTS...Hot temperatures and high humidity may cause heat illnesses.