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Chicago Heat Wave: Record Temps Ahead!
27 Jun
Summary
- Extreme Heat Watch effective Monday in Cook County.
- Heat index values could exceed 105 degrees for days.
- This heat wave may be the area's hottest in two years.

Cook County is under an Extreme Heat Watch beginning Monday. The National Weather Service anticipates dangerous heat index values exceeding 105 degrees Fahrenheit from Monday through Wednesday evening. "Feels like" temperatures could reach a sweltering 100 to 110 degrees, with highs nearing 98 degrees by Wednesday.
This approaching heat wave has the potential to deliver the area's hottest temperatures in two years. Furthermore, it might signify the longest period with daily highs surpassing 95 degrees in 14 years. Health officials are advising residents to seek air-conditioned environments, maintain fluid intake, and check on vulnerable neighbors.