You know it's cloudy when you see something.

1. It will clear up when you see water drops on the spider web in the morning. When the weather is fine, the temperature difference between day and night will increase, and the water vapor in cold air will turn into small water droplets.

2, the distant mountains are visible, and the weather is fine; The mountains are blurred and it is raining. Because the air is dry and the weather is sunny, you can clearly see the mountains in the distance.

Swallows fly low, it's going to rain. When the weather gets bad, most insects fly on the ground. Swallows want to eat insects, so they fly very low. (Note: The saying that swallows fly low and dragonflies fly low and rain is not necessarily correct. This phenomenon can only show that the air pressure is low and sometimes it doesn't rain. )

When you see a cat washing its face, it will rain. Cats wash their faces with their front feet, because when it rains, the humidity increases and fleas move on cats. (Note: When it doesn't rain, cats love to clean and wash their faces.)

When fish jump out of the water, it will rain. The weather in the distance turned bad and quickly spread into the water, and the fish jumped up in surprise.

6. When the earthworm drills out of the ground, it will rain. When the weather gets worse, the humidity increases and the ground gets warmer, earthworms will drill out of the ground.

7. Frost will shine brightly in the morning light, and the sun is shining brightly. The reason of frost is that the night is cold, the temperature difference between day and night is large, and the temperature is high during the day, which will be sunny.

8. It's easy to stop raining in the morning. Ancient women felt that it rained in the morning and it was easy to stop in the afternoon, so they rolled their sleeves and washed clothes.

9. Pay attention to the color of the moon at night. If it is green or red, there may be a thunderstorm the next day. If there are white clouds around the moon to form a round light, there may be strong winds the next day.

Second, I will listen and smell.

1, you can clearly hear the sound of the train, it's going to rain. When the weather is cloudy, the temperature difference between day and night becomes smaller, and the sound travels far easily.

The frog won't stop barking, and it will rain. Frogs with thin skin will be sensitive to the change of humidity, so they will bark more fiercely than usual, indicating that it will rain when the humidity is high.

It thunders and rains in winter. Facing the coast, when it thunders in winter, the northwest monsoon blows and it will rain heavily.

4. It is easy to cause an avalanche when the south wind blows in spring. The south wind in spring is caused by the low pressure at sea. The warm south wind is easy to cause an unfrozen avalanche after winter.

When the water has a turbid smell or fragrance, it is likely to rain. When it rains, if the smell of mud is particularly strong, it is difficult to see sunny days in a day or two.

6. Because of the different geographical location and natural conditions, while referring to the above experience, we should make an objective judgment based on our own experience and local conditions.

While referring to the above contents, pay attention to the combination of your own environment, judge the weather changes, and take countermeasures.