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    • Fire whirl - Wikipedia

      Not usually classifiable as tornadoes

      • Fire whirls are not usually classifiable as tornadoes as the vortex in most cases does not extend from the surface to cloud base. Also, even in such cases, those fire whirls very rarely are classic tornadoes, as their vorticity derives from surface winds and heat-induced lifting, rather than from a tornadic mesocyclone aloft.
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  1. en.wikipedia.org › wiki › Fire_whirlFire whirl - Wikipedia

    The phenomenon is sometimes labeled a fire tornado, firenado, fire swirl, or fire twister, but these terms usually refer to a separate phenomenon where a fire has such intensity that it generates an actual tornado. Fire whirls are not usually classifiable as tornadoes as the vortex in most cases does not extend from the surface to cloud base.

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  3. Aug 2, 2023 · Fire whirls are related to other extreme weather events, such as dust devils, water spouts and fire tornadoes, experts say.

    • Joe Hernandez
  4. Sep 2, 2021 · Fire whirls, much like dust devils, are not uncommon on a fire when the atmosphere is unstable, and are much smaller than fire tornados. In 1978 a researcher for the National Weather...

  5. May 16, 2014 · A fire tornado, however, picks up burning embers, ash, flaming-hot gases and flammable debris, creating a terrifying tower of flame that can extend hundreds of feet into the air.

    • 45 sec
  6. Aug 1, 2018 · In general, they are known as fire whirls but are also called fire devils, fire twisters or fire tornadoes, though experts discourage that name since they are not formed in the same way as...

  7. Aug 2, 2023 · Following an earthquake in Tokyo in 1923, fire whirls torched parts of three neighborhoods and killed nearly 40,000 people, according to the Association for Asian Studies. In the U.S., fire whirls have injured firefighters and forced others to deploy emergency shelters, the U.S. Forest Service said.

  8. Aug 23, 2021 · Jason Forthofer, mechanical engineer at the Missoula Fire Sciences Laboratory, looks into a fire whirl he generated to demonstrate how fire whirls and fire tornadoes form in wildland fires.

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