Dense Fog Advisory

* WHAT...For the Heat Advisory, peak heat index values up to 100 to 110 degrees expected. For the Dense Fog Advisory, visibility less than one quarter mile in dense fog.

* WHERE...Benton, Jasper, Lake IN, and Newton Counties.

* WHEN...For the Dense Fog Advisory, until 8 AM CDT /9 AM EDT/ this morning. For the Heat Advisory, until 9 PM CDT /10 PM EDT/ this evening.

* IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Low visibility could make driving conditions hazardous.