Active Weather Alerts
Heat Advisory
Issued: 4:12 PM Sep. 13, 2026 – National Weather Service
...HEAT ADVISORY IN EFFECT FROM 11 AM CDT /NOON EDT/ TO 8 PM CDT /9 PM EDT/ TUESDAY... * WHAT...High temperatures in the mid to upper 90s, with stifling humidity creating Peak Heat Index values up to around 105 degrees. * WHERE...All of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...From 11 AM CDT /noon EDT/ to 8 PM CDT /9 PM EDT/ Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. &&
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