How to describe idioms when the weather is cloudy?

The cloud lock describes the gloomy weather and gloomy atmosphere.

Cloudy red clouds: red means red, sometimes referring to Xia Hong; Sometimes it refers to the evenly distributed clouds before it snows. Thick clouds covered the sky, indicating that heavy snow was coming.

Coming events cast their shadows before them, which is a metaphor for the tension before major events.

It's raining cats and dogs like water in a basin. Describe the urgency of the rain.

Darkness: darkness. Describe a dark sky or dim light. It also describes unconsciousness, dizziness or loss of control. It is also a metaphor for the darkness and chaos of society.

The wind and rain are mixed, and the storm is coming together. Describe the weather as very bad

Wind and rain are like a rock: a big stone. Describe extreme wind and rain.

Heavy rain: The appearance of heavy rain. Describe inches as large.

Twilight: dusk; ... it was dark. It's dark at night

Storm: rapid and sudden. A violent and urgent storm. Metaphor is huge, rapid and violent development.