Fire rainbows (circumhorizontal arcs) are quite rare but not impossible, requiring very specific conditions: the sun must be high (over 58°), and flat, plate-shaped ice crystals in high cirrus clouds must align perfectly to refract light into vibrant, flame-like colors, usually appearing in summer at mid-latitudes and lasting only minutes. Their rarity depends heavily on location, being more common in the tropics/subtropics and virtually unseen in far northern/southern regions.
🌈SUPERNUMERARY RAINBOW. Have you ever seen one of these?! These are incredibly vibrant but quite rare rainbows that have additional bands of 'rainbows' underneath the primary band. These usually form when *direct* sunlight hits similarly sized small raindrops (usually under 1 millimeter in diameter).
“Fire rainbows” are technically known as circumhorizontal arcs which occur when the sun is higher than 58° above the horizon and its light passes through high-altitude cirrus clouds made up of hexagonal plate ice crystals.
The misleading term "fire rainbow" is sometimes used to describe this phenomenon, although it is neither a rainbow, nor related in any way to fire. The term, apparently coined in 2006, may originate in the occasional appearance of the arc as "flames" in the sky, when it occurs in fragmentary cirrus clouds.
Here's why the fire rainbow happens: Sunlight passes through the vertical face of the ice crystal but is then bent downward — or refracted — through the crystal's bottom face, toward the ground. In a vacuum, light waves travel in a straight line.
These are extremely are fire rainbows Fire rainbows, or circumhorizontal arcs, are extremely rare atmospheric phenomena. They only form when the Sun is in the sky (at least 58° above the horizon), and hexagonal ice crystals in cirrus clouds are positioned just right to refract light.
A rainbow symbolizes hope, promise, new beginnings, and peace, often seen as a bridge between worlds or a divine sign, as in the biblical covenant with Noah. Culturally, it signifies diversity, inclusion (especially LGBTQ+ pride), and good fortune, representing a wide range of colors or people (like South Africa's "rainbow nation"). It also represents wishful thinking (the pot of gold) or, in some contexts, a legendary journey like the one in The Wizard of Oz.
There is no physical "end" to a rainbow. It simply fades away as the angle of sunlight and observer's position change.
Nacreous clouds are rare and very high clouds, known mainly for the coloured irridescent light they reflect after sunset and before sunrise.
The rainbow that I have put in the sky will be my sign to you and to every living creature on earth. It will remind you that I will keep this promise forever. When I send clouds over the earth, and a rainbow appears in the sky, I will remember my promise to you and to all other living creatures.
The rainbow: a sign of the covenant between God and us
When you see a rainbow, God is asking you to find hope, cultivate gratitude, look for renewal in your life, and appreciate the beauty of His Earth.
For a fire rainbow to appear, the Sun must be high in the sky, at least 58 degrees above the horizon, and the light needs to strike the ice crystals at a precise angle. These conditions make fire rainbows more common in summer and at mid-latitudes.
White rainbows, also known as ghost rainbows or fogbows, are much more rare than a standard rainbow. They occur under similar conditions, but instead of raindrops, they only happen in thin fog conditions.
A rainbow is caused by sunlight and atmospheric conditions. Light enters a water droplet, slowing down and bending as it goes from air to denser water. The light reflects off the inside of the droplet, separating into its component wavelengths--or colors. When light exits the droplet, it makes a rainbow.
It's an illusion formed between the sunshine, the rain and your eyes. Light bounces out of the raindrops at an angle of 40° for red light, and 42° for blue. And that's true wherever you stand, so as you move, the rainbow moves too and you can never catch it.
Two key ingredients to form rainbows are sunlight and suspended water droplets. Sunlight appears white and is composed of electromagnetic waves of different wavelengths. When sunlight enters a rain droplet, it gets refracted (bent) because of the density difference between air and water.
Its partially due to the optical illusion of the "pink" wavelengths lighting up the base of the cloud, due to the low angle of the sun's rays, as these pink clouds are superimposed on a dark blue sky. The combination of pink and dark blue can make the sky appear a deep purple.
Blue light is scattered in all directions by the tiny molecules of air in Earth's atmosphere. Blue is scattered more than other colors because it travels as shorter, smaller waves. This is why we see a blue sky most of the time. Closer to the horizon, the sky fades to a lighter blue or white.
In the past 250 years, only about six triple or quadruple rainbows have been scientifically documented, making such events a rare treat for both meteorologists and skywatchers.
3 primary colors: red, yellow, and blue. 3 secondary colors: orange, green, and violet. 6 tertiary colors: red-orange, yellow-orange, yellow-green, blue-green, blue-violet, and red-violet.
Place the mirror inside the glass at an angle, so it rests against the side. Turn out the lights and ensure the room is completely dark. Turn on the flashlight and shine it through the side of the glass toward the part of the mirror under the water. Watch a rainbow appear!
When a girl uses the 🏳️🌈 (Rainbow Flag) or 🌈 (Rainbow) emoji, it most commonly signifies support for or identification with the LGBTQ+ community, representing diversity, pride, love, and inclusivity, but it can also mean happiness, allyship (like for autism), or even just a general appreciation for rainbows. Context is key, but generally, it's a positive symbol of inclusion or personal identity within the queer spectrum or an ally to it.
The rainbow flag is a symbol of lesbian, gay, bisexual, transgender and queer pride commonly used at LGBTQIA+ rights events worldwide. The colors reflect the diversity of the community in addition to the spectrum of human sexuality and gender.
While they are not rare, if you didn't know when it comes to double rainbows, one is always substantially brighter than the other, a double rainbow reflects light twice inside a water droplet. Essentially a reflection or a reflection!