Meteorologist Haley LaPoint explains the optical phenomenon that causes clouds to take on a rainbow color. WEBVTT THE WIDENING PROJECT IS SCHEDULED TO BE FINISHED IN 2020.

THE rare phenomenon of a fire rainbow has been captured a handful of times on camera. It is a burst of colour which is actually a optical illusion. But what causes them? Here’s all you need t… ...

A rainbow cloud is a similar rainbow, halo, sundog, circumhorizontal arc, because it forms due to the diffraction or refraction of light. In 2018, a similar "fire rainbow" was spotted in Vermont.

Those rainbow colours on the cloud are called iridescence. It might look a little bit like a rainbow on a cloud, but the way the colours are created for rainbows and for iridescence are completely ...

Iridescence in clouds means the appearance of colours on clouds, which can either be in the form of parallel bands like in a rainbow, or mingled in patches. In ancient Greek mythology, Iris is the ...

Why rainbow clouds form These clouds form because of something we call cloud iridescence. Typically, this process is associated with altocumulus, cirrocumulus, ventricular and cirrus clouds.

These striking rainbow coloured clouds, seen by BBC Weather Watchers, ... leading to the rainbow colours that appear. Circumhorizon arcs in the UK are quite unusual.

A spectacular and vanishingly rare 'rainbow scarf cloud' dazzled residents in China. The unique phenomenon was captured over the city of Haikou on the island of Hainan on August 21.

The clouds, sometimes referred to as "mother-of-pearl" because of their colours, have been captured on camera across Norfolk, Suffolk, Essex, Cambridgeshire, Buckinghamshire, Bedfordshire ...

The ‘rainbow cloud’ was spotted on August 21 in the sky above China's ... diffraction of light takes place between the droplets and ice crystals in the cloud, giving the Pileus its colours, ...

SIR – The phenomenon in Oleg Bartunov's splendid photograph of coloured clouds above the Himalayas (March 17) is known as "mother of pearl cloud" or "cloud irisation". Less dramatic examples can ...

These striking rainbow coloured clouds, seen by BBC Weather Watchers, had us scratching our heads. We originally identified them as iridescent clouds but after more research we believe they are ...