Excessive Heat in Southern Will County, Illinois

Excessive Heat July 26, 2023 – July 28, 2023 · Southern Will County, Illinois

The wider storm

High temperatures ranging from the middle 80s to middle 90s and dewpoint temperatures in the upper 70s and lower 80s resulted in a few days of uncomfortably hot weather across northern and central Illinois from the 26th through the 28th. Each of the three days was progressively hotter than the previous with the 28th being the hottest. The afternoon of the 28th saw widespread heat indices in the 105-110 range with some spots seeing heat indices between 110 and 115.

Source: NOAA Storm Events Database, event 1136276. Narratives are written by the National Weather Service forecast office that issued the report.

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