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Numerous severe thunderstorms formed ahead of an approaching cold front during the late afternoon and evening of Friday December 10th, 2021.  Large hail, damaging winds and tornadoes occurred across central and eastern Missouri as well as south central Illinois.  Unfortunately two of the tornadoes were very strong (rated EF-3 on the Enhanced Fujita Scale) and responsible for 7 fatalities (one near Defiance, Missouri and six at an Amazon Facility near Edwardsville, Illinois). 

This page is a collection of the damage surveys, photographs, radar imagery, and storm reports for this event.  All information listed here is preliminary and subject to change as new information becomes available. 

Please visit our event summary through ArcGIS StoryMaps for more detailed information on the event.

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