The Mothership...It Comes!

The mothership...it comes! Hopefully it's piloted by Dr Funkenstein and his agents of Supergroovalisticprosifunkstication...

Alien Mothership Cloud©Ian Jacobs

Actually, it's just "iridescence in thin pileus cloud above a backlit thunder head", with "crepuscular rays from the low sun" adding to the spectacle. Still funky in any case...