Chicago weather tomorrow: Heat Advisory issued for Monday; heat index expected to exceed 100 degrees in parts of area
Share this @internewscast.com

CHICAGO (WLS) — Potentially dangerous heat is expected to impact the Chicago area on Monday.

A few storms are set to pass through the Chicago area on Sunday, with potential for further storms before sunrise on Monday, according to AccuWeather Meteorologist Jaisol Martinez.

ABC7 Chicago is now streaming 24/7. Click here to watch

But those storms are not expected to hinder the building heat and humidity.

The National Weather Service has issued a Heat Advisory for Boone, Cook, DeKalb, Will, Grundy, Kane, Kankakee, Kendall, LaSalle, Lake (IL), Livingston, McHenry, Ogle, Winnebago, Newton, Jasper, Lake (IN), and Porter counties, effective from noon until 8 p.m. on Monday.

Peak heat indices are forecast to be in the 100-110 degree range, especially on Monday, the NWS said.

AccuWeather Meteorologist Greg Dutra said temperatures in parts of the area will exceed 105 degrees on Monday afternoon.

Tuesday is expected to remain hot and humid before rain chances increase again on Wednesday as a cold front approaches the area.

READ MORE | OEMC, cooling centers, AC and more: What’s changed since the deadly 1995 Chicago heat wave

Temperatures will drop below average, into the 70s, later this week. Low humidity is expected on Thursday through Sunday.

RELATED | Rising summer heat increases risk of child deaths in hot cars

Cook County Radar DuPage County Radar Will County Radar Lake County Radar (IL) Kane County Radar Northwest Indiana Radar


Copyright © 2025 WLS-TV. All Rights Reserved.

Share this @internewscast.com
You May Also Like
NY gives final approval to three NYC casinos, but with a warning

New York Greenlights Three NYC Casinos with Cautionary Measures in Place

New York City is set to welcome three new casinos in its…
New videos and photos released of Brown University shooting person of interest as manhunt continues

Manhunt Intensifies: New Footage Released of Brown University Shooting Person of Interest

The recent developments unfolded as law enforcement intensified their search efforts on…
FBI arrests 4 alleged members of radical pro-Palestinian group accused of plotting New Year’s Eve bombings

FBI Foils Alleged New Year’s Eve Bomb Plot: Four Radical Pro-Palestinian Group Members Arrested

In a significant development, federal authorities have reportedly thwarted a credible terrorist…
Struggling to pay Cook County property tax bill, some homeowners fighting Cook County assessor

Cook County Homeowners Challenge Property Tax Assessments Amid Rising Financial Strain

CHICAGO (WLS) — As the deadline for Cook County property tax payments…
Brown University shooting victim identified as Ella Cook: 'An incredible light'

Tragic Loss at Brown University: Remembering Ella Cook, a Beacon of Light

The tragic shooting at Brown University on Saturday claimed the life of…
Trump signs order declaring illicit fentanyl a 'weapon of mass destruction,' citing national-security risks

Trump Issues Executive Order Designating Illicit Fentanyl as a National Security Threat

In a groundbreaking move, President Donald Trump has signed an executive order…
At least 10 dead after mass shooting during Hanukkah event on Australia's Bondi Beach

Revealed: Months-Long Intelligence Alert on Iranian-Linked Terror Threats Prior to Bondi Incident

Senior Israeli intelligence officials have disclosed that Australia received warnings months in…
Judge rules Boston fraudster Brian Walshe competent to stand trial in wife's murder

Brian Walshe Found Guilty in Wife’s Murder Following Her Mysterious New Year’s Day Disappearance

Brian Walshe has been found guilty of murdering his wife, Ana Walshe,…
Nick Reiner’s hotel room was covered in blood after his parents died: TMZ

Tragic Discovery: Nick Reiner’s Hotel Room Scene Unfolds After Parents’ Passing

In a shocking turn of events, Nick Reiner’s hotel room in Southern…
Trump Treasury Adopts Biden Stance on Brazil Courts; Bolsonaro

Trump Treasury Aligns with Biden’s Approach on Brazilian Judiciary and Bolsonaro

The Trump administration has lifted sanctions on Brazilian Supreme Court Judge Alexandre…
Police: Bondi Beach shooting suspects had bombs, ISIS flags and recently traveled to Philippines

Bondi Beach Shooting Suspects Found with Explosives and ISIS Flags After Philippines Trip, Say Police

On Tuesday, Australian officials revealed that the father-and-son duo behind the Hanukkah…
Brown University was ‘soft target’ for shooter who remains at large, criminal profiler says

Criminal Profiler Identifies Brown University as Vulnerable Target in Ongoing Search for At-Large Shooter

In what experts are calling a tragic breach of security, Brown University…