Illinois Moderate Heat Advisory | Effective 06/28/2026 14:41

Headline: 
Heat Advisory issued June 28 at 4:41PM CDT until July 1 at 10:00PM CDT by NWS Chicago IL
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
June 28, 2026 - 2:41pm
Expires: 
June 29, 2026 - 12:45am
Description: 
* WHAT...For the Wind Advisory, southeast wind gusts up to 45 to 55 mph. For the Heat Advisory, heat index values around 105 expected. * WHERE...DuPage, Kane, Lake IL, and McHenry Counties. * WHEN...For the Wind Advisory, until 8 PM CDT this evening. For the Heat Advisory, from noon Monday to 10 PM CDT Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Area Description: 
McHenry; Lake; Kane; DuPage
Forcast Office: 
NWS Chicago IL