Shearing instability

From Glossary of Meteorology



shearing instability


  1. Same as Helmholtz instability.

  2. A complex hydrodynamic instability phenomenon exhibited by a stratified shear flow.

    A necessary condition for this type of instability is that the local Richardson number is somewhere less than one-quarter.

    Drazin, P. G., and W. H. Reid 1981. Hydrodynamic Stability. Cambridge University Press, . 325–333.


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