Excessive Heat in Crawford, Illinois

Excessive Heat August 20, 2023 – August 25, 2023 · Crawford, Illinois

What the National Weather Service wrote

A prolonged stretch of dangerous heat and humidity occurred across the Midwest. Peak afternoon heat indices were near or over 110 degrees each day, and heat indices remained above 80 degrees overnight. The Robinson Airport (KRSV) recorded a maximum heat index of 115 degrees on August 25.

The wider storm

A strong heat dome over the Midwest resulted in a six-day stretch of dangerous heat and humidity, which began on August 20 and continued through August 25. High temperatures were routinely above 90 degrees, while afternoon dewpoints were near 80 degrees, resulting in heat indices exceeding 110 degrees. During the overnight hours, lows only fell into the upper 70s, keeping heat indices in the 80s.

Source: NOAA Storm Events Database, event 1122037. Narratives are written by the National Weather Service forecast office that issued the report.

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