Showalter stability index

Showalter stability index

[′shō‚wȯl·tər stə‚bil·əd·ē ‚in‚deks]
(meteorology)
A measure of the local static stability of the atmosphere, expressed as a numerical index.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.