A Tornado Warning has been issued by the National Weather Service for Richland County and northeastern Clay County in southeastern Illinois, effective until 8:30 PM CDT on September 20. At 7:39 PM CDT, a severe thunderstorm capable of producing a tornado was detected near Sailor Springs, moving southeast at 30 mph, posing a critical threat to life and property. Post navigation Tornado Warning Issued for Clay and Effingham Counties, IL Tornado Warning Issued for Northeastern Vinton County, OH