Sun dog, scientific name parhelion The Polar Vortex has given us above average snowfall this January, below zero temperatures, high winds, and now Sundogs. According to Wikipedia, Sundogs are commonly made by the refraction of light from hexagonal ice crystals in cirrus clouds or during very cold weather. These ice crystals are called Diamond dust andContinue reading “Sun Dogs Courtesy of the Polar Vortex”
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