How to describe the changeable sky?

1. The weather is like a child's face. It used to be clear in Wan Li, Wan Li, but now it's really dark, with thunder and lightning and stormy weather.

2. Summer is a season of changing faces. It sometimes cries and sometimes laughs.

Today's weather changes really fast. After a while, the sky was dark, dark clouds were gathering, and the wind roared; After a while, the weather went on the rampage, with lightning and thunder; It will rain cats and dogs later; It rained for a while, and Hongqiao flew north and south.