What do these agricultural proverbs mean?

"Spring thunder, everything grows": Thunder in spring means it will rain. Spring rain moistens everything and everything grows.

"Snow is rising all over the sky, and Man Cang will have a valley next year": If there is heavy snow in winter, there will be a good grain harvest next year.

"There is a broom cloud in the sky, and it won't rain for three days": There is a broom cloud in the sky, indicating that it will rain heavily.

"Fish jump, it's raining": Fish jump in the pond, indicating that it's going to rain.

Supplementary meteorological agricultural proverbs:

Day: don't go out at sunrise, travel thousands of miles at sunset/it rains at night at sunset, and it is windy on a moonlit night.

Month: Little dizzy Fengbo is in a hurry, big dizzy rain teacher is busy/month Mao Dongdong, if it doesn't rain, it will wind up.

Stars: Three stars look at the stars after a night/long rain, and the rain will be even crazier tomorrow.

Wind: it rains in the morning/in the east wind, the west wind is fine, and the north wind comes to a chilly person/a spring breeze, facing an autumn rain.

Clouds: look at the southeast in the morning, look at the northwest at dusk/cloud swims east, a gust of wind; Clouds turn to the west, and the rain is sad; Clouds are heading south, and the rain is clustered; The cloud has gone north, so it's good to bask in the grain.

Rain: spiders weave webs, and the rain will clear up; When the ants move, it will rain/it will rain in cold spring in Xia Han.

Fog: it is sunny in the morning, cloudy in the evening/rainy in spring, hot in summer, cool in autumn and snowy in winter.

Snow: sleet, no rest/snow in winter is precious, and Chun Xue is grass.

Ray: It thundered all night, and after three days of rain/autumn, many seeds failed.

Rainbow: It rains in the morning and at night/in the east and in the west.