A heat wave brought three consecutive days of heat indices near or above 105 degrees. Excessive heat occurred on the afternoons of the 27th and 28th, when heat indices peaked around 110 degrees. Peak heat indices ranged from 103 to 109 degrees on the 29th. The heat and humidity occurred in a southwest wind flow ahead of a cold front that progressed southeast from the Plains over the three-day period.

Excessive Heat in ALEXANDER, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in EDWARDS, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in FRANKLIN, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in GALLATIN, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in HAMILTON, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in HARDIN, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in JACKSON, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Excessive Heat in JEFFERSON, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in JOHNSON, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in MASSAC, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in PERRY, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in POPE, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in PULASKI, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in SALINE, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in UNION, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in WABASH, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in WAYNE, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in WHITE, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Excessive Heat in WILLIAMSON, ILLINOIS
From 27-JUL-23 11:00:00 to 28-JUL-23 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in ALEXANDER, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in EDWARDS, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in FRANKLIN, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in GALLATIN, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in HAMILTON, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in HARDIN, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in JACKSON, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in JEFFERSON, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in JOHNSON, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in MASSAC, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in PERRY, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in POPE, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in PULASKI, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in SALINE, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in UNION, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in WABASH, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in WAYNE, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in WHITE, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Heat in WILLIAMSON, ILLINOIS
From 29-JUL-23 11:00:00 to 29-JUL-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS