List of Orange Is the New Black characters. Orange Is the New Black is an American comedy-drama series created by Jenji Kohan that airs on Netflix. It is based on Piper Kerman's memoir, Orange Is the New Black: My Year in a Women's Prison, about her experiences in a women's prison.
Large cumulonimbus clouds may extend to 60,000 feet or higher and may produce very heavy rains, hail, strong winds and even tornadoes. In some cases, the top of the anvil may extend as a high cirrus cloud layer. They tend to produce heavy precipitation, typically accompanied by thunder and lightning.
The short answer is: thunderstorms. You're already aware that there are severe up- and downdrafts associated with cumulonimbus clouds. It's this air movement that allows hail to form. The warmer water droplets from below are swept above the freezing level by the updrafts.