Q: What is the name of the huge, dark cloud that brings heavy rain and thunderstorms?

<p style=";text-align:left;direction:ltr">Arab Weather - The huge, dark cloud that is accompanied by heavy rains and thunderstorms is known as a cumulonimbus cloud. This cloud is considered one of the most powerful and influential types of clouds in the weather, as it can cause severe weather conditions such as thunderstorms, heavy rains and hail.</p>