Presents an illustrated description of a tornado that hit Xenia, Ohio, in 1974, as well as a group of 148 tornadoes that struck thirteen states within a sixteen hour period, and includes information on how tornadoes form and how they are spotted and tracked.

It's a tornado! -- A town torn apart -- A super outbreak -- How does a tornado form? -- The F scale -- Could a tornado hit your town? -- More tornadoes, fewer deaths -- New tools for tracking -- Looking for trouble -- Doppler on wheels -- Warnings that work -- A town back together.