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Other Clouds
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Optical Effects
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- Wegener arc
A shadow of a contrail spotted over Somerton, Somerset, England
Altocumulus perlucidus spotted over Little Berkhampstead, East Hertfordshire, England
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Sunset over Hyderabad, Telangana, India
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Altocumulus spotted over Washington Pass, near Mazama, Washington, US
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Altocumulus perlucidus spotted over Khomeynishahr City, Esfahan, Iran
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Fallstreak Hole (Cavum), which occurs when supercooled water droplets freeze, creating ice crystals that become heavy and fall below as virga. This classic example was spotted over Maroochydore, Queensland, Australia.
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Altocumulus perlucidus spotted over Sacramento, California, US
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Fallstreak Hole (Cavum) within a layer of Altocumulus perlucidus translucidus, spotted over Whitstable, Kent, England
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Altocumulus perlucidus spotted over Conwy, North Wales
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Altocumulus floccus perlucidus spotted over Terling, Essex, England
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Altocumulus perlucidus spotted over Shulin District, New Taipei City, Taiwan
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Altocumulus floccus perlucidus spotted over Linkou District, New Taipei City, Taiwan
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Altocumulus perlucidus spotted over Shulin District, New Taipei City, Taiwan
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Altocumulus over Taiwan
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Signs of a Fallstreak Hole (Cavum) spotted over Prerow, Germany
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Altocumulus perlucidus spotted at night over Velehrad, Czech Republic
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