what does a cumulonimbus look like
Best Answer: Thunderstorm clouds are also known as cumulonimbus clouds. From a distance, you will immediately notice the sheer size of them. They can extend to up to 65,000 feet high and look just like mountains.Their tops can sometimes reach as high up as the next layer of the atmosphere (stratosphere).est Answer: Thunderstorm clouds are also known as cumulonimbus clouds. From a distance, you will immediately notice the sheer size of them. They can extend to up to 65,000 feet high and look just like mountains.