Headline:
Heat Advisory issued September 4 at 2:54AM CDT until September 4 at 10:00PM CDT by NWS Chicago IL
Event:
Heat Advisory
Urgency:
Expected
Effective:
September 4, 2026 - 12:54am
Expires:
September 4, 2026 - 11:00am
Description:
* 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.
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; Kendall; Northern Cook; Central Cook; Southern Cook; Northern Will; Southern Will; Eastern Will; Lake; Porter
Forcast Office:
NWS Chicago IL
Sender:
w-nws.webmaster@noaa.gov