CUMULUS CLOUD
Great lumpy CLOUDS like pillow-cases or cauliflower are called
CUMULUS. They form as warm, moist air rises and cools. WATER VAPOR
in the air CONDENSES into water droplets. A cloud has formed.
It may grow and grow until it becomes a towering Thunder Cloud
(CUMULO-NIMBUS).
Image Trail:
A6 Cumulo-Nimbus. Giant's Causeway. Antrim, UK A10 Cumulo-Nimbus Cloud, Fort Meyers, Gulf Coast, Florida, USA