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03:16:38
(a)
(b)
190m
Figure 6.10b. Doppler radar imagery of multiple-vortex tornadoes. (top) Tornado east of
Newcastle, OK on May 24, 2011, as detected by RaXPol, (left) radar reflectivity in dBZ
e
,
(right) Doppler velocity in m s
1
, range markers given every 500m, circles mark vortex couplet
signatures of multiple vortices, at 8
elevation angle, near 180m ARL; (bottom) tornado near
Mulhall, OK on May 3, 1999, at 190m ARL, (left) power returned to DOW radar, (right)
vortex couplet signatures of multiple vortices marked by circles (from Lee and Wurman, 2005).
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