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  2. Fujita scale - Wikipedia

    en.wikipedia.org/wiki/Fujita_scale

    The 1977 Birmingham–Smithfield F5 tornado's damage was surveyed by Ted Fujita and he "toyed with the idea of rating the Smithfield tornado an F6". [13] In 2001, tornado expert Thomas P. Grazulis stated in his book F5–F6 Tornadoes; "In my opinion, if there ever was an F6 tornado caught on video, it was the Pampa, Texas tornado of 1995". [14]

  3. Enhanced Fujita scale - Wikipedia

    en.wikipedia.org/wiki/Enhanced_Fujita_scale

    The National Weather Service's arrow showing the EF scale. This includes a description word for each level of the scale. The Enhanced Fujita scale (abbreviated as EF-Scale) is a scale that rates tornado intensity based on the severity of the damage they cause.

  4. List of F5, EF5, and IF5 tornadoes - Wikipedia

    en.wikipedia.org/wiki/List_of_F5,_EF5,_and_IF5...

    The Moore, Oklahoma tornado of May 20, 2013, is the most recent tornado to be rated EF5 as of 2025. The Xenia, Ohio, F5 tornado of April 3, 1974.This was one of two tornadoes to receive a preliminary rating of F6, which was downgraded later to a rating of F5.

  5. Disagreements on the intensity of tornadoes - Wikipedia

    en.wikipedia.org/wiki/Disagreements_on_the...

    Grazulis later discussed the Pampa event in F5-F6 Tornadoes and declared "In my opinion, if there ever was an F6 tornado caught on video, it was the Pampa, Texas tornado of 1995". [39] The same supercell responsible for the Pampa tornado cycled and produced another significant tornado near Hoover, Texas, which was officially rated F2.

  6. Tornado intensity - Wikipedia

    en.wikipedia.org/wiki/Tornado_intensity

    Tornado intensity is the measure of wind speeds and potential risk produced by a tornado. ... Though this reading is just short of the theoretical F6 rating, the ...

  7. Tornado outbreak of April 1977 - Wikipedia

    en.wikipedia.org/wiki/Tornado_outbreak_of_April_1977

    The F5 tornado touched down near the end of the path of three other violent tornadoes that struck the Birmingham region in 1956, 1998, and 2011. The 1956 tornado was an F4 that struck McDonald Chapel and continued through Edgewater , northern Birmingham, Fultondale , and Tarrant before dissipating, killing 25.

  8. Tornadoes in the United States - Wikipedia

    en.wikipedia.org/wiki/Tornadoes_in_the_United_States

    This article's lead section may be too long. Please read the length guidelines and help move details into the article's body. (August 2024) Tornadoes in the United States 1950-2019 A tornado strikes near Anadarko, Oklahoma. This was part of the 1999 Oklahoma tornado outbreak on May 3, 1999. Tornadoes are more common in the United States than in any other country or state. The United States ...

  9. List of Ohio tornadoes - Wikipedia

    en.wikipedia.org/wiki/List_of_Ohio_tornadoes

    Tornado damage in Lorain, Ohio The Xenia, Ohio tornado from the 1974 Super Outbreak. This tornado was rated by Ted Fujita himself as an F6 , but it was retroactively downgraded to F5 [ 1 ] Tornadoes in the state of Ohio are relatively uncommon, with roughly 16 tornadoes touching down every year since 1804, the year with the first recorded event ...