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Main Cloud Types
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- Cumulonimbus
Other Clouds
- Arcus
- Asperitas
- Cap / banner clouds
- Capillatus
- Castellanus
- Cataractagenitus
- Cauda (Tail cloud)
- Cavum (Fallstreak hole)
- Congestus
- Contrail (homogenitus)
- Duplicatus
- Diamond dust
- Distrail
- Fibratus
- Flammagenitus (Pyrocumulus)
- Floccus
- Fluctus (Kelvin-Helmholtz)
- Fractus
- Homogenitus
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- Intortus
- Lacunosus
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- Morning Glory Cloud
- Murus (Wall cloud)
- Mediocris
- Nacreous
- Nebulosus
- Noctilucent
- Pannus
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- Pileus
- Praecipitatio
- Radiatus
- Silvagenitus
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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
An Alien Invader, AKA, Altocumulus lenticularis, over Old Amersham, Buckinghamshire, England.
An elongated version of altocumulus lenticularis spotted over Dunkeld, Scotland
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Mesmerizing iridescence spotted near Blowing Rock, North Carolina, US
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Cumulus congestus over the Atlantic Ocean, viewed from Myrtle Beach, South Carolina, US
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Sunset over Puget Sound near Edmonds, Washington, US
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Cumulus over Seaham, England
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Mammatus (Mamma) following a storm over Wilson, Wyoming, US
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A solitary cloud spotted amidst the blue sky over Goffs Oak, Hertfordshire, England
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Sunset over Kingsthorpe, Northampton, England
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As the plane began its descent, Rachel noticed a cloud that resembled a small, errant, and lonely tornado. This took place towards the end of a flight from Vancouver, British Columbia to Ottawa, Ontario, Canada.
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Cumulus framing up the blue sky, spotted over Cumberland Island, Georgia, US
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A plethora of altocumulus over Iligan City, Philippines
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Fog over Carolina Cloud Lake, providing a "blue" emphasis within the Blue Ridge Mountains, in Fairview, near Asheville, North Carolina, US
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Signs of developing asperitas along the horizon, as refreshing rains dissipated the heat near Arnhem, Netherlands
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A storm system with mammatus (mamma) approaching Saltcoats, North Ayrshire, Scotland
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Sun Dog (Parhelion) spotted over Cuffley, Hertfordshire, England
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