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Optical Effects
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July 24, 2024
Supercilium, an unofficial classification for a short-lived cloud formation that resembles eyebrow-like features, spotted over Keswick, Cumbria, England
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July 12, 2024
Altocumulus lenticularis in multiple variations, as well as in a stacked form, which is known as Pile d'assittes, over the North Lake District, Cumbria, England.
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July 9, 2024
Cloud formation that resembles supercillium, an unofficial term representing eyebrow-like features, over the Westfjords, Iceland
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May 31, 2024
Lacunosus, coupled with what appears to be the development of 'Supercilium' (unofficial term), which are short-lived thin wisps of clouds appearing to tumble and break in a turbulent way in airflow over, and to the immediate lee of, mountain peaks. Spotted near Acadia National Park's Cadillac Mountain in Maine, US.
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April 17, 2024
A UFO-shaped Altocumulus lenticularis formation, and eyebrow-like features, with the unofficial name supercilium, forming in the turbulent air in front, spotted over Palm Springs, California, US.
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April 16, 2024
Altocumulus lenticularis spotted over Franklin County, Alabama, US, as well as some of the cloud holes called lacunosus and some of the eyebrow-like features that becoming unofficially known as 'supercilium'.
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