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| | USATODAY.com (Site not responding. Last check: 2007-11-03) |
 | | In May 1970 a tornado in Lubbock, Texas, moved an empty fertilizer tank weighting 26,000 pounds about 3,900 feet, Investigators couldn't determine whether it was airborne all the way or whether it rolled and tumbled. |
 | | The Plainfield information is from T. Theodore Fujita, "The Plainfield Tornado of August 28, 1990" in The Tornado: Its Structure, Dynamics, Prediction, and Hazards edited by C. Church, D. Burgess, C. Doswell, and R. Davies Jones, published by the American Geophysical Union in 1993. |
 | | Tornadoes are not straight-line winds, even on the scale of a house, so the strongest wind may be blowing from any direction. |
| www.usatoday.com /weather/resources/askjack/wfaqtsf.htm (1225 words) |
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