Illinois Weather Trivia for September 20th

9/20/1986
Flash flooding occurred in parts of central Illinois, primarily from near Peoria and Lincoln eastward to Bloomington, as rainfall amounts ranged from 3 to 7 inches. Bloomington reported 7.12 inches between midnight and 4 am, causing significant flooding.
9/20/1991
Peoria recorded its earliest freeze on record; the normal first freeze isn't until October 17th. This is also the only time in Peoria's recorded history that a freeze has occurred during astronomical summer.

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  • Page last modified: 13-Sep-2010 5:47 PM UTC