Chemtrailing? Approaching storm? or just weaponized weather art in the heart of Atacama desert?
These are real pictures and videos of a real phenomenon: a so-called circumhorizontal arc appears below the very common 22-degree halo and some other more complex halos in the sky of Antofagasta, Chile on November 13, 2017.
Here a video showing the powerful sun dog phenomenon at sunset on Nov 13th:
Now think about describing that moment to anybody who wasn't right there with you