It looks like a version of Saint Elmo's fire. Maybe localized on that outcropping due to iron rich soil or stone at that spot.
I saw a similar light back in the 1980s, lighting up a whole valley near Mission, BC.
My guess is it's probably something to do with military tech.
You faggots ever heard of a "subterranean ionic amplifier "? This is regular occurrence in the land of "PEYOTE". Ionized particulate emitted from moisture laden clouds ground out to connect with zircon crystals that are common in thorium saturated basalt formations....everyone with a grade 4 edumacation nose dis.
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