The sun is surrounded by a rainbow-like halo, appearing from 10h30-14h in many Southeast provinces.
At noon on June 16, Ho Chi Minh City, Vung Tau, My Tho and some provinces of the Southeastern region appeared solar halo phenomenon. The fanciful scene quickly attracted attention, which was recorded and posted frantically on social networks. (Photo: CTV)
According to the observation, the sun is surrounded by a halo like seven rainbow colors, appearing in the period from 10h30-14h, depending on the area. (Photo: CTV)
According to PV's research, these clouds are composed of ice crystals, refracted sunlight, and circles that produce circles. (Photo: CTV)
Explaining this phenomenon, hydrometeorologists said that the sun halo is an optical phenomenon due to sunlight shining through cloud layer of about 7-8km. The sun halo has seven colors such as rainbow colors including: red, orange, yellow, green, blue, indigo, purple but arranged in the opposite direction. (Photo: CTV)
According to experts, the halo of the sun or the moon is often a predictive sign of rain. But there are also a number of halos that merely signal an increase in the amount of water in the upper atmosphere. (Photo: CTV)
In addition to the name "halo sun" , the image of the light circle appearing around the sun is called "22 degree halo" . (Photo: CTV)
After the appearance of the sun halo, the Southeast region experienced heavy rain and a rainbow appeared