ESS5
Prof.
Jin-Yi Yu
Supercell Tornado
Development
qVertical wind shear
creates a horizontal vortex.
qThe vortex is tilted
vertically by strong updrafts and forms a
mesocyclone.
qThe vortex stretches
downward when the mesocyclone
intensified.
qA wall cloud id formed
under the cloud base, which then
develops into a tornadoes.
qOnly about 1/2 of all
mesocyclones actually spawn a
tornado
