Anvil Dome - A large overshooting top or penetrating top.
Anvil Rollover - [Slang], a circular or semicircular lip of clouds along the underside of the upwind part of a back-sheared anvil, indicating rapid expansion of the anvil.
anvil dome"See overshooting top.
anvil"Popular term for incus. See anvil cloud.
AP"Abbreviation for anomalous propagation.
A persistent and/or large overshooting top (anvil dome) often is present on a supercell. A short-lived overshooting top, or one that forms and dissipates in cycles, may indicate the presence of a pulse storm.
A back-sheared anvil often implies a very strong updraft and a high severe weather potential.
NOAA National Weather Service - Cite This Source - This Definition
Browse Related Terms: Anvil, Anvil Dome, Anvil Rollover, CB, CBMAM, Cumuliform Anvil, ...
(or Penetrating Top) - A dome-like protrusion above a thunderstorm anvil, representing a very strong updraft and hence a higher potential for severe weather with that storm. A persistent and/or large overshooting top (anvil dome) often is present on ...
However, strong updrafts will continue to rise past the EL before stopping, resulting in storm tops that are higher than the EL. This process sometimes can be seen visually as an overshooting top or anvil dome.
Overshooting Top(or Penetrating Top) - A dome-like protrusion above a thunderstorm anvil, representing a very strong updraft and hence a higher potential for severe weather with that storm. A persistent and/or large overshooting top (anvil dome) ...
 See also: Overshooting Top, Cloud, Anvil, Air, Thunderstorm
  
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