Active Weather Alerts
Heat Advisory
Issued: 7:54 AM Sep. 4, 2026 – National Weather Service
...HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... * WHAT...Peak heat index values this afternoon of 100 to locally 110 degrees. * WHERE...Portions of north central and northeast Illinois and northwest Indiana. * WHEN...Until 10 PM CDT this evening. * 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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