'Fire rainbow' shines in sky over Fort Wayne on Memorial Day

FORT WAYNE, Ind. (WANE) — In addition to 80-degree weather and sunny skies, a rare weather phenomenon graced the sky over Fort Wayne on Memorial Day: a "fire rainbow."A fire rainbow — also known as a circumhorizontal arc — happens when sunlight passes through the ice crystals of high, thin cirrus clouds in just the right way. Tire flies off race car, hits parked car during Indy 500A WANE 15 viewer from Waynedale provided a photo of the fire rainbow.