Fire cloud

[huǒ shāo yún]
natural phenomena
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Burning clouds refer to red clouds appearing at sunrise or sunset, which are atmospheric changes phenomenon one of.
Fire clouds belong to low clouds. When the sun just came out, or when the sun was about to set in the evening, the clouds in the sky were always red, like fire, so it was called fire burning cloud.
Chinese name
Fire cloud
Foreign name
Fire cloud
Genesis
Red orange Light passing through atmosphere layer
Color
gules Golden purple orange
Time of occurrence
summer

Formation mechanism

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When the sun just came out or was about to set, the clouds in the sky were always red, as if they had been burned. These red clouds are called morning glow and sunset glow, and they are vividly called "fire burning clouds".
Then, sunlight is a mixture of red, orange, yellow, green, green, blue, and purple lights. Among these kinds of light, red light has the greatest ability to pass through the air layer, followed by orange, yellow and green light, and blue, blue and purple light is the worst. When the weather is sunny, there are few raindrops hanging in the sky. Red, orange, yellow and green lights almost pass through, and only green, blue and purple lights are blocked. Among these lights, blue light reflects the most, so the whole sky is "dyed" into blue. When there are clouds in the morning or evening, the air layer through which the sunlight passes is thicker than that at noon. The yellow, green, green, blue, and purple lights are not far away from the air Exhausted Only red and orange light can penetrate the air layer and "dye" the horizon into red, which forms a fire cloud. [1]

influence

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Fire cloud
Fire clouds often appear in summer , especially around sunset after thunderstorms, in the west of the sky. The color of fire burning clouds is generally red. The appearance of fire burning clouds indicates that the period of warm weather, abundant rainfall, thriving biological growth is coming.

Phenomenon description

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When fire clouds appear, the sky is rendered red under the sunset, as if there is an erupting crater below, which is dazzling. [2]

Related proverbs

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1. "The clouds burn in the evening, and the weather will be fine tomorrow" [3]
In the evening, red sunset appeared in the reduction of cloud cover, which is caused by the scattering of the evening sun. It indicates that the local weather will be better in the future, so there is a saying that "sunset clouds travel thousands of miles" [3]
2. "Cloud burning in the morning, rain in the afternoon" [3]
"Fire burning clouds" appear in the morning. If the ground is heated as the sun rises, Thermal convection Development Convective cloud From afternoon to evening Cumulonimbus cloud , another thunderstorm is also possible [3]