* WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected.
* WHERE...Portions of south central and southwest Alabama and southeast Mississippi.
* WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from 10 AM to 9 PM CDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat illnesses.