St. Louis (KSDK) -- National Weather Service survey teams have been investigating Friday's severe storms across Missouri and Illinois.
A total of 18 tornado tracks have been confirmed in Missouri by NWS meteorologists in Springfield, St. Louis and Paducah.
Two tornado tracks have been confirmed in Illinois with one investigation still underway.
The storms claimed the lives of four people in Missouri, all in mobile homes. The worst damage was on the Army Post of Fort Leonard Wood, Rolla and Sunset Hills. All of those tornadoes were rated EF3 on the Enhanced Fujita Scale.
Click on the links below to see the storm summaries:
Storm summary from NWS St. Louis
Storm summary from NWS Springfield, MO
Storm summary from NWS Lincoln, IL
Storm summary from NWS Paducah, KY