According to the eagle, it will be sunny, indicating that the eagle has the ability to perceive the weather, so when the eagle flies away, it will be sunny for a long time. Eagle flying in the sky, there must be no thick clouds in the sky, and the visibility is high, the air humidity is low, and the air flow activity in the upper air is small. Eagles can fly very high, usually after the weather system passes by. Goose is a warm migratory bird. Its living area moves with the change of seasons. I live in the north in summer and in the south in winter. After the autumnal equinox, geese fly away from the north and south. In order to avoid the cold, geese fly to the south at the cold front. After the geese fly south, there is usually a cold front crossing the border, dark clouds are gathering, and the weather turns cold to rain, so Yunyan is too dark.

2. It will rain when the rainbow leaves the east, and it will be sunny when the rainbow leaves the west. (It may also be wrong. Generally speaking, it will be sunny when the rainbow goes from the east, and it will rain when the rainbow goes from the west. It rains in the morning and in the afternoon.

The weather system in southwest Sichuan and Yunnan-Guizhou Plateau moves from east to west under the strengthening of subtropical high, so the cloud says, "It rains when the rainbow comes out of the east and clears up when it comes out of the west. In the morning, the rainbow appeared from the east, and in the afternoon, it rained. When sunlight passes through water droplets in the cloud, the arc-shaped band formed by refraction and reflection is called rainbow. The bigger the water drop, the brighter the color. The rainbow appears in the opposite direction to the sun. In the morning, the sun is in the east and the rainbow is in the west. In the afternoon, the sun is in the west and the rainbow is in the east. Under normal circumstances, the law of weather system movement is: moving from west to east, rainbow appears in the west, indicating that the thunderstorm area in the west will move and it will rain locally; There is a rainbow in the east, indicating that the rain area is in the east and will move eastward, which will not affect the local area. So it is also called "East Rainbow Sun, West Rainbow Rain". )

Earthworms crawl on the ground and raindrops float in the sky.

When the air is humid, the earthworm can feel it and predict that it will rain and flood its underground residence, so the earthworm has to climb out of the ground. When the air is wet, the stairs, walls, doors and other floors are also wet, which is a precursor to rain.

4, Chu Run nine buckets of water, the moon is dizzy and rainy.

Lunar halo is a phenomenon that light is refracted by moonlight when it passes through ice crystals in clouds, and becomes a colorful halo with infrared purple inside. Both solar and lunar halos are harbingers of weather changes. Cirrostratus is a frontal cloud system and a precursor of rainfall.

As for the phonological knowledge of the Yi people, it is embodied in the following Yi proverbs (Bi Er):

When I hear birds chirping, it's time to farm.

When you hear cicadas, you should weed (weeding when corn grows cotyledons is called weeding)

When you hear the golden bell, pick up the sickle and harvest it.