Chicago sizzles in 2023’s hottest air Friday—thermometer temps to approach 100 degrees first time in 11 years with dangerous heat indices—but a stormy break is in sight

Jul 31, 2023

by: Tom Skilling, Bill Snyder, Jennifer Kohnke

Posted: Jul 27, 2023 / 11:27 PM CDT

Updated: Jul 27, 2023 / 11:27 PM CDT

The Michigan City water temperature sensor is located at a water intake one mile offshore and 60 feet below the water surface. It is read every day of the year.

The official high of 115 degrees (while not a record) marked the 15th time this year the temp has reached or exceeded 115 degrees, the greatest number of 115-plus days since records began there in 1895.

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