This is the sound of a rainy day. Accompanied by the thunder, it makes people feel very comfortable. The sound of a thunderstorm weather can be both ominous and captivating. It is a symphony of natural elements coming together to create a mesmerizing and powerful experience. The first sound that often comes to mind is the deep rumble of thunder. It can start as a distant grumble, gradually growing louder and closer. The intensity of the thunder varies from a low, continuous rumble to a sudden, explosive crash. The sound echoes through the sky, bouncing off buildings and hills, creating a sense of grandeur and power. Accompanying the thunder is the sound of rain. It may start as a light pitter-patter, gently tapping against surfaces. As the storm intensifies, the rain becomes heavier, creating a steady and rhythmic background noise. The raindrops can create a soothing melody as they create miniature percussion instruments on various surfaces.

Thunder and rain are natural white noises with uniform frequency distribution, which can mask other sounds, reduce external interference, and make it easier for people to enter a sleep state. So this sound can be used to manufacture some sleep aid products.