Genus cumulonimbus: Towering vertical List of cloud types
cumulonimbus calvus (v-57) single-cell cumulonimbus capillatus (v-58) incus abbreviation: cb clouds of genus cumulonimbus have dark gray black flat bases , high tops can penetrate tropopause. develop cumulus when airmass convectively highly unstable. produce thunderstorms, rain or showers, , hail, strong outflow winds, and/or tornadoes @ ground level. species cumulonimbus calvus (v-57) cumulonimbus high domed top. cumulonimbus capillatus (v-58) towering vertical cloud high cirriform top. varieties no varieties (always opaque , not form in patterns visible surface level). precipitation-based supplementary features associated calvus , capillatus species. virga precipitation evaporates before reaching ground. praecipitatio precipitation reaches ground. cloud-based supplementary features incus (species capillatus only) cumulonimbus flat anvil-like cirriform top caused wind shear rising air currents hit inversion layer @ tropopause. mamma also called mammatus, consisting of bubble-like prot...