The light of the moon created a rainbow-like effect in the surrounding clouds in this photograph. This photo was taken in the winter in Fort McMurray.
<a href="//commons.wikimedia.org/wiki/User:Angry_Red_Hammer_Guy" title="User:Angry Red Hammer Guy">Angry Red Hammer Guy</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>