On May 4–6, 1960, a large tornado outbreak sequence affected parts of the Midwestern and Southern United States.
Two tornadoes struck parts of southern Oklahoma, causing significant damage to the Konawa and Soper areas.
A much more significant tornado outbreak began on the afternoon of May 5 and continued overnight, spreading from eastern Oklahoma into portions of southern Missouri and Central Arkansas.
At least 35 tornadoes developed between 6:00 a.m. CST on May 5–6, including a long-tracked F5 that struck rural areas in Northeastern Oklahoma and killed five people.
Two other tornadoes killed 21 people in and near Sequoyah County in the eastern portion of the state.