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Optical Effects
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August 25, 2024
A view of what appears to be the development of Cirrus and Cirrocumulus clouds as a result of prior contrails (homogenitus). Depending on atmospheric conditions, the ice crystals absorbing water vapour from surrounding air can grow in size and spread out in the high winds. Carole's sister, Amy Moloney, spotted these formations over Eureka, California, US.
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June 6, 2024
22-degree lunar halo, along with what appears to be a moon pillar, captured by Ellen Silva over Steens Mountain, Oregon, US
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August 28, 2019
A surfer dude riding a cirrus wave over Gresham, Oregon, US.
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May 23, 2019
A circumhorizon arc over St-Silpice, de-Guilleragures, France.
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