Traditional Culture Encyclopedia - Weather forecast - How to observe the weather
How to observe the weather
◆ Look at the sky:
As the saying goes, "clouds are a sign of the weather". Clouds appearing in the west, if far and near, from less to more, from low to low, from thin to thick, indicate that the weather will turn from sunny to rainy. In the warm season morning, if there are flat, abrupt and isolated clouds in the sky, which are commonly known as "steamed bread clouds" (light cumulus clouds) or white cumulus clouds with fast moving speed, the weather is fine. If there are cotton-wool clouds in the sky in the morning, the weather is likely to get worse and develop into thunderstorms or stormy days. When you see a hooked cloud moving from the horizon, it means that it is going to rain. This is the so-called "hooked cloud rain". Fish-scale clouds or clouds thicken and intersect, and the sun's disk shows a carmine color at sunset, which indicates that bad weather is about to happen. If it rains before 7 am, it may stop before 1 1.
Seeing the clouds in the northwest crack in rainy days, commonly known as "opening the sky", indicates that the weather will improve. The top of Yungai Mountain is commonly known as "wearing a hat on the mountain". Clouds around the mountainside are called "clouds around the waist". The former is rainy and the latter is sunny.
For example: "Don't go out in the morning and go to Wan Li Road at night"; "East rainbow sunrise, west rainbow rain"; "The frost (dew, fog) has cleared up again"; "people are yellow and sick, and the sky is yellow and windy"; "Thunder resounded through the sky and it rained cats and dogs; Thunder rumbled at the zenith and it rained. "
◆ Look at spiders:
On a sunny afternoon, if spiders make many webs, it will rain for the next day or two. If the net is solid, the wind and rain will be bigger, otherwise, it will be smaller. Netting after rain means it will clear up.
◆ Look at the earthworm:
If earthworms crawl out of the ground in spring and summer, heavy rain often comes.
◆ Ornamental fish:
In the summer evening, if there is a "diving" phenomenon in the fish pond, it indicates that there will be a thunderstorm.
◆ Look at the frog:
Before the weather turned to rain, the humidity in the air was high, the frog's skin was moist, the frog croaked little and the frequency was low. When the storm comes, we can't hear frogs. But on sunny days, frogs will bark loudly.
◆ Look at chickens and ducks:
Chickens return to their nests early, and the next day is usually sunny. On the contrary, if you enter the cage when it is getting dark, the weather will get worse. Ducks and chickens behave in the opposite way. Ducks are animals in love the water, and the early arrival of ducks in cages means that the weather will turn bad. On the contrary, the next day will be sunny.
The data observed by weather stations are the basis of weather forecast. The more weather stations there are, the more accurate the forecast will be. To this end, thousands of weather stations have been established around the world, equipped with various weather radars, and several weather satellites have been deployed in space, forming a global atmospheric monitoring network. This monitoring network observes the atmospheric changes from the ground to the sky and from the land to the ocean at the same time every day, and quickly collects the observation data to the national meteorological centers of various countries and forwards them to all parts of the world. The computer of the meteorological observatory processes and calculates the collected data to obtain weather maps, numerical forecast maps and other products.
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