The 1990 Plainfield tornado was a devastating tornado that occurred on the afternoon of Tuesday, August 28, 1990. The violent tornado killed 29 people and injured 353. It is the only F5 tornado ever recorded in August and the only F5 tornado to strike the Chicago area.^[1][2] There are no known videos or photographs of this heavily rain-wrapped tornado. The Plainfield tornado was part of a small outbreak that produced several tornadoes in the northern US and in Canada.

• http://en.wikipedia.org/wiki/1990 Plainfield tornado