Students who live in Oklahoma have a very good reason to be interested in tornadoes. They live in an area that is more likely to experience a tornado than any other state. The sources listed below will help you find information about where, when and how tornadoes occur and how you can be safe.

• Tornado Warning Systems
• Tornadoes
• Tornadoes-Oklahoma
• Tornadoes--Safety measures
• Browse call numbers 551.553

• Those Terrible Twisters: and the Weather of Oklahoma by Gary England
• Tornado by Christopher Lampton
• The Tornado by Thomas P. Grazulis
• Tornadoes by Michael Allaby

• Encyclopedia of Climate and Weather, Vol 2 . Edited by Stephen Henry Schneider. New York: Oxford University Press, 1996. 551.503/EN56e
• New Book of Popular Science, Vol. 2 . Danbury CT: Grolier, 2002. 500/N532n

• The Oklahoman and Times newspapers dating back to 1894 on microfilm
• The Oklahoman 1901-present online
• The library system has a subscription to the EbscoHost database that you may use either from home or in the library to search for magazine articles about tornadoes

• The Central Oklahoma Chapter of the American Red Cross offers tornado-safety information, including preparing a home tornado plan and assembling a disaster-supplies kit. See it at: http://chapters.redcross.org/ok/okc/
• The National Oceanic and Atmospheric Administration discusses and maps Tornado Alley and describes the Fujita Damage Scale at: http://www.oar.noaa.gov/spotli t e/archive/spot_climatology.html
• News 9 and The Oklahoman provide an interactive Weather Safety Classroom to help you test your knowledge and rate your risk in Tornado Alley and a slide presentation showing how a tornado forms. Go to News OK (Weather) and look for links to these two helps.
• The National Severe Storms Laboratory has a wealth of tornado and weather-related information as well as a series of printable coloring books about weather safety at: www.nssl.noaa.gov/edu/
• The Oklahoma Department of Libraries' web page on tornadoes provides a wide variety of information for schools, businesses and individuals at http://www.odl.state.ok.us/usinfo/topiclists/us-weather.htm

• "Hurricanes & Tornadoes." Examines both tornadoes and hurricanes, from their early beginnings to the full-blown storms that wreak havoc on land. Also takes a look at how meteorologists use data such as location, movement, wind speed, temperature and air pressure to predict the course of these storms and provide early warnings to people living in their path.
• "Weather safety II: be prepared to weather the storm." Provides easy-to-follow steps on how to be prepared and stay safe when severe weather threatens, including information on how to make a weather safety kit for your home, devise a plan for your family to seek shelter, how OG&E handles power outages, and more.
• "Deadly force." Provides behind-the-scenes footage as meteorologists and storm trackers keep watch while severe storms unleash deadly tornadoes and widespread devastation on the state of Oklahoma.