It is difficult to say with any certainty which tornado in Texas was the most famous. Here are some candidates:
The most famous tornado today is most likely the Oklahoma City tornado of May 3, 1999. That tornado caused approximately $1 billion in damage.
Texas
tornado alley or in Texas which half the state is part of tornado alley
The most recent tornado in Texas was an EF1 that touched down on February 1, 2011.
tornado ally, texas
Texas
Most U.S. tornadoes occur in Tornado Alley, which stratches from Texas to Iowa.
Tornadoes most frequently hit the northern and eastern parts of Texas
There are a number of famous tornados. These include the 1977 Madaripur-Shibchar tornado, the 1951 Comoro tornado, the 1964 Narail-Magura tornado, and the 1851 Sicily tornado.
Tornadoes are sometimes given unofficial names for the places they hit. For example, a few famous tornadoes are known as the Moore, Oklahoma tornado (1999), the Wichita Falls Texas tornado (1979), and the Waco, Texas tornado (1953).
The most recent tornado in Texas was an EF1 that touched down near Clarksville, Texas in Red River County on March 8, 2011.
Tornado Alley is locate mainly on the Great Plains and extends from Texas to South Dakota and into Iowa. The most active part of Tornado Alley is in northern Texas, Oklahoma, and Kansas.