Heat Advisory: Tazewell; Mason; Logan; Menard; Sangamon; Christian; Macon; Moultrie; Shelby; Cumberland; Effingham; Jasper; Crawford; Clay; Richland; Lawrence

extract

Heat Advisory — Tazewell; Mason; Logan; Menard; Sangamon; Christian; Macon; Moultrie; Shelby; Cumberland; Effingham; Jasper; Crawford; Clay; Richland; Lawrence Severity: Moderate. Certainty: Likely. * WHAT...For the Dense Fog Advisory, visibility less than one mile in dense fog. For the first Heat Advisory, heat index values up to 104 expected. For the second Heat Advisory, heat index values up to 108 expected. * WHERE...Portions of central, east central, and southeast Illinois. * WHEN...For the Dense Fog Advisory, until 9 AM CDT this morning. For the first Heat Advisory, from 1 PM this afternoon to 7 PM CDT this evening. For the second Heat Advisory, from 11 AM Monday to midnight CDT Thursday Night. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Low visibility could make driving conditions hazardous.