orientaltiger: Rare Fire Rainbows: It looks like a rainbow on fire but these circumhorizontal arcs aren’t rainbows. They are caused by light passing through high-altitude cirrus clouds. The sun has to hit the clouds at precisely 58 degrees and have

orientaltiger: Rare Fire Rainbows: It looks like a rainbow on fire but these circumhorizontal arcs aren’t rainbows. They are caused by light passing through high-altitude cirrus clouds. The sun has to hit the clouds at precisely 58 degrees and have

orientaltiger: Rare Fire Rainbows: It looks like a rainbow on fire but these circumhorizontal