Active Weather Alerts
Heat Advisory
Issued: 3:32 PM Jul. 23, 2025 – National Weather Service
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING... * WHAT...Peak afternoon heat index values of 105 to 108 expected. * WHERE...Boone, De Kalb, Lee, Ogle, Winnebago, and McHenry Counties. * 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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