What is the common name of a storm which is accompanied by lightning followed by a loud sound from the clouds?

Explanation

To answer the question, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Phenomenon**: The question refers to a type of storm that includes lightning and a loud sound. We need to identify the relationship between lightning and sound in storms.

2. **Identifying the Sound**: When lightning occurs, it creates a loud sound known as "thunder." This sound is produced due to the rapid expansion and contraction of air heated by the lightning bolt.

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