2019年2月15日 · Few sky watchers have ever mistaken a rainbow before, but rainbow-colored clouds are victims of mistaken identity every morning, noon, and twilight. What causes rainbow …

2025年2月20日 · What is a rainbow cloud? A rainbow cloud can occur because of something called cloud iridescence. It usually happens in altocumulus, cirrocumulus, lenticular and cirrus …

Cloud iridescence or irisation is a colorful optical phenomenon that occurs in a cloud and appears in the general proximity of the Sun or Moon. The colors resemble those seen in soap bubbles …

2023年12月20日 · They're some of the highest clouds in our atmosphere and form in very cold conditions over polar regions. It happens when the sun is just below the horizon which causes …

2013年7月18日 · Iridescent clouds, known as "fire rainbows" or "rainbow clouds," occur when sunlight diffracts off water droplets in the atmosphere. And the recipe for these heavenly sights …

2023年12月22日 · Rare "rainbow clouds" formed in the early morning, creating waves of yellows, pinks and blues above homes. Locals took videos of the clouds, which give the sky an almost …

2022年5月10日 · Similar to how rainbows and moonbows form, circumhorizontal arcs form when sun light passes small water droplets or small ice crystals in the clouds, refracting the light. …

2022年7月2日 · Rainbow clouds, also known as iridescent clouds, are a fascinating phenomenon that occurs when sunlight interacts with cloud droplets or ice crystals within certain types of …

2025年2月20日 · What Causes a Rainbow? The Short Answer: A rainbow is caused by sunlight and atmospheric conditions. Light enters a water droplet, slowing down and bending as it goes …

But have you ever seen a rainbow cloud? This can happen because of something called cloud iridescence. It usually happens in altocumulus, cirrocumulus, lenticular and cirrus clouds. It's …