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March 9, 2012Monthly Weather Review

The LaGrange Tornado during VORTEX2. Part II: Photogrammetric Analysis of the Tornado Combined with Dual-Doppler Radar Data

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Authors

NANolan T. AtkinsLyndon State CollegeAMAnthony McGeeLyndon State CollegeRDRachel DucharmeLyndon State College

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Implication

Demonstrates the relationship between tornado intensities and mesocyclone dynamics in a tornado, implying complex interactions within supercell storms.

Key Points

  • The study aims to analyze the tornado dynamics using dual-Doppler radar and photogrammetric data during the VORTEX2 experiment.
  • Synthesis of dual-Doppler radar data and cloud photography from the 5 June 2009 tornado.
  • Focus on the hook region of the parent supercell and its associated features.
  • Examination of angular momentum distribution and its relationship with the mesocyclone.
  • Radar-determined tornadogenesis occurred 14 minutes prior to visual confirmation of the funnel cloud.
  • Funnel diameter showed weak correlation with maximum vertical vorticity of the mesocyclone.
  • Tornado intensified while angular momentum within the mesocyclone weakened.

Cite This Study

Atkins et al. (2012) studied this question.

synapsesocial.com/papers/6a20ee81c9150832be181546https://doi.org/10.1175/mwr-d-11-00285.1
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Also Consider

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  5. 5Vertical Vorticity Generation and Mesocyclone Sustenance in Tornadic Thunderstorms: The Observational Evidence1984 · 73 citations