Sky Punch: an apocalyptical weather phenomenon
Low Lai Chow, lostateminor.com

After look­ing at a pic­ture of a sky punch or sun hole (appar­ent­ly formed when ‘Ice crys­tals form above the high-altitude cirro-cumulo-stratus clouds, then fall down­ward, punch­ing a hole in the cloud cover’) by Terry Boswell on Face­book, I…