Cumulonimbus
Yes
Cumulonimbus clouds are present during a thunderstorm. These are large, towering clouds that are associated with heavy rain, thunder, lightning, hail, and sometimes tornadoes. They typically have a dark base and can reach great heights in the atmosphere.
a buildup of dark clouds
A buildup of dark clouds
Because only the the energy involved in a thunderstorm or developing thunderstorm is enough to form something as strong as a tornado.
Cumulonimbus clouds
Cumulonimbus clouds
Yes
Clouds in a thunderstorm typically signal the presence of convection and moisture in the atmosphere. Thunderstorm clouds, or cumulonimbus clouds, can grow to great heights and produce heavy precipitation, lightning, and thunder. These clouds are often associated with strong updrafts and downdrafts that contribute to severe weather conditions.
Cumulonimbus
Cumulonimbus clouds are also called thunderheads.
cumulonimbus cloud
Yes. Tornadoes form from the clouds of a thunderstorm.
Cumulonimbus
The cloud type that marks the developing stage of a thunderstorm is cumulus clouds. These clouds are tall and puffy, and can grow vertically into cumulonimbus clouds, which are associated with thunderstorms.
That is the correct spelling of the compound noun thunderstorm (rain and lightning, typically from cumulonimbus clouds).
Cumulonimbus clouds are the type of clouds that indicate a pending thunderstorm. These clouds are tall, dense, and have an anvil shape at the top. They can produce heavy rain, lightning, thunder, and even hail during a thunderstorm.