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Main Cloud Types
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Other Clouds
- Arcus
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- Mediocris
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- 'Supercilium' (not official classification)
- Translucidus
- Tuba / Twister
- Uncinus
- Undulatus
- Velum
- Vertebratus
- Virga
- Volutus (Roll cloud)
Optical Effects
- 22° Halo
- 46° Halo
- Circumhorizon Arc
- Circumscribed halo
- Circumzenithal Arc
- Cloudbow / Fogbow
- Corona
- Crepuscular rays & shadows
- Diffuse arcs
- Green flash
- Glory
- Halos
- Helic arc
- Infralateral arc
- Iridescence
- Lower Sun Pillar
- Lower Tangent Arc
- Moonbow
- Moondogs
- Parhelic circle
- Parry antisolar arcs
- Parry arc
- Parry infralateral arc
- Parry supralateral arc
- Rainbow
- Sub parhelion
- Sub-sun
- Suncave parry arc
- Sun dog (Parhelion)
- Sun pillar
- Supernumerary bows
- Subparhelic circle
- Supralateral arc
- Upper tangent arc
- Wegener arc
A classic example of a multi-layered altocumulus lenticularis duplicatus, spotted over Ponta Delgada Harbour, Sao Miguel, Azores, Portugal
Cumulus mediocris "floating" over the fields near Greatham, Hampshire, England
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Iridescence over Scharnstein, Upper Austria
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Early morning view of orange hued altocumulus lenticularis over the Sangre de Cristo Mountain Range, Colorado, US
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Asperitas shortly before sunset over Southern California, US
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Altocumulus lenticularis near Twisp, Washington, US
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Altocumulus lenticularis near Malakwa, British Columbia, Canada
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Cumulus congestus along the horizon, coupled with undulatus above, spotted over North Devon, England
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Orion 'surfing on a cloud' over Sandstonehenge, near Bluff, Utah, US
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Iridescence via altocumulus clouds over India
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An active sky with virga in the distance, near Winchester, Ontario, Canada
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Cumulus over National Taipei University, Taiwan
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A developing storm with rain falling in the distance, along the horizon, over Northern California, US
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Vibrant cirrus cloud formations that remind Modestino of burning flames, spotted over the National Park of Abruzzo, Barrea, Italy
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Asperitas in the late afternoon near Vermontville, Adirondacks, New York, US
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22-degree lunar halo over Port Melbourne, Victoria, Australia
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