 The first severe thunderstorms developed during the early morning of October 17 across much of northern and eastern Texas and parts of Oklahoma and Kansas with only one reported tornado in east Texas . Several severe thunderstorms then later developed across eastern Oklahoma , Arkansas , Louisiana , western Mississippi , eastern Kansas , Missouri and parts of Nebraska , Iowa , Kentucky , Illinois and Tennessee . Twelve additional tornadoes were reported in Missouri and Louisiana during the late afternoon and early evening with damage reported in Lawrence and Greene counties in Missouri . One of the tornadoes located near Verona destroyed several barns and homes but did not cause any injuries and was later confirmed as an EF2 . The storms persisted throughout the night and an additional tornado killed 2 people inside a mobile home in Greene County , Missouri near Paris . 
