Editing Cumulonimbus cloud (section)

=====Supplementary features=====
* [[Cumulonimbus incus|Incus]] (species capillatus only): cumulonimbus with flat anvil-like cirriform top caused by wind shear where the rising air currents hit the [[inversion (meteorology)|inversion]] layer at the tropopause.<ref>{{cite web|url=http://epod.usra.edu/blog/2009/08/cumulonimbus-incus.html|title=Cumulonimbus Incus|date=5 August 2009|publisher=Universities Space Research Association|access-date=23 October 2012|archive-date=28 June 2012|archive-url=https://web.archive.org/web/20120628015404/http://epod.usra.edu/blog/2009/08/cumulonimbus-incus.html|url-status=live}}</ref>
* Mamma or [[Mammatus cloud|mammatus]]: consisting of bubble-like protrusions on the underside.
* Tuba: column hanging from the cloud base which can develop into a [[funnel cloud]] or tornado. They are known to drop very low, sometimes just {{convert|20|ft|m|order=flip|0}} above ground level.<ref name="Features"/>
* [[Flanking line (meteorology)|Flanking line]] is a line of small cumulonimbus or cumulus generally associated with severe thunderstorms.
* An [[overshooting top]] is a dome that rises above the thunderstorm; it is associated with severe weather.