I don't think the tornado is sucking up the rainbow, I think it's at the right angle to diffract sunlight, the same way the rainbow is. ~ M.S.M. Gish ~ Miks' Pics "Clouds" board @ http://www.pinterest.com/msmgish/clouds/
The stunning image below is of a rainbow cloud above Mt Everest by Oleg Bartunov whilst on an expedition in the Himalayas, Nepal. The amazing rainbow effect is created when tiny ice crystals in the water vapour of the clouds reflect the sunlight. The sight is rare and has only been reported a few times previously.
Enlightenment is merely the emergence of truth when the obstructions to the realization of that truth have been removed. By analogy, the shining of the sun is not conditional upon the removal of the clouds; it merely becomes apparent. -David R. Hawkins, I