23rd Conference on Severe Local Storms

15.4

Rapid-Scan 3D observations of a tornado

Joshua Wurman, Center for Severe Weather Research, Boulder, CO; and P. Robinson

Rapid-scan mobile radar observations with the mobile rapid-scan DOW were obtained in a tornado on 12 June 2005. These observations were compared with those from a conventional mobile radar, DOW3. The observations both confirm the viability of the Rapid-Scan DOW technology and reveal interesting 3D evolution of the tornado vortex. Preliminary analyses of the rapid-scan volumetric data, which updates every ~10 s, suggest that contraction of scale and intensification of the vortex occur at all levels simultaneously. This will be evaluated in the context of dynamic pipe and other genesis theories. .

Session 15, Finescale Observations II: Mobile Radars
Thursday, 9 November 2006, 4:30 PM-6:30 PM, St. Louis AB

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