Illinois, Indiana Moderate Heat Advisory | Effective 06/28/2026 00:47

Headline: 
Heat Advisory issued June 28 at 2:47AM CDT until July 1 at 10:00PM CDT by NWS Chicago IL
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
June 28, 2026 - 12:47am
Expires: 
June 28, 2026 - 11:00am
Description: 
* WHAT...Heat index values around 105 expected each afternoon. * WHERE...Portions of central, east central, north central, and northeast Illinois and northwest Indiana. * WHEN...From noon CDT /1 PM EDT/ Monday to 10 PM CDT /11 PM EDT/ Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Area Description: 
Winnebago; Boone; McHenry; Lake; Ogle; Lee; De Kalb; Kane; DuPage; La Salle; Kendall; Grundy; Kankakee; Livingston; Iroquois; Ford; Northern Will; Southern Will; Eastern Will; Lake; Porter; Newton; Jasper; Benton
Forcast Office: 
NWS Chicago IL