- Cumulonimbus mammatus refers to a cumulonimbus cloud with “mammatus” formations ~ those unusual, pouch-like shapes hanging underneath the cloud.
o - Describes the rounded, bulging pouches on the underside of the cloud.
- Clusters of hanging bubbles ~ often seen after a strong thunderstorm.
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Images of Cumulonimbus mammatus by Derek Rowley









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Back to Earth Features – Clouds Development
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