Phenomena
Cumulonimbus
Definition
Tall, dense storm clouds that produce thunderstorms, heavy rain, hail, and tornadoes. They appear dark from below because thick water content blocks sunlight from reaching the bottom of the cloud.
Tall, dense storm clouds that produce thunderstorms, heavy rain, hail, and tornadoes. They appear dark from below because thick water content blocks sunlight from reaching the bottom of the cloud.