Filter By:
Main Cloud Types
- Cumulus
- Stratus
- Stratocumulus
- Altocumulus
- Altostratus
- Cirrus
- Cirrocumulus
- Cirrostratus
- Nimbostratus
- 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
- Horseshoe vortex
- Humilis
- Incus
- Intortus
- Lacunosus
- Lenticularis
- Mamma
- Morning Glory Cloud
- Murus (Wall cloud)
- Mediocris
- Nacreous
- Nebulosus
- Noctilucent
- Pannus
- Perlucidus
- Pileus
- Praecipitatio
- Radiatus
- Silvagenitus
- Spissatus
- Stratiformis
- '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 Kelvin-Helmholtz wave formation takes centre stage over Dunedin, New Zealand.
2 thoughts on “A classic Kelvin-Helmholtz wave formation takes centre stage over Dunedin, New Zealand.”
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Cirrus over San Luis Rey, United States
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Formation of cirrus fibratus, thanks in part, to the remnants of earlier contrails over Williston, Vermont, US.
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Cumulus congestus illuminated over Fukuoka, Japan
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Glory from the view of working in a wind turbine, over Assenede, Belgium.
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Cumulonimbus incus forming over Cascavel, Parana, Brazil.
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
22-degree halo over Bigfork, Montana, US
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Stratocumulus over Haarlem, Netherlands
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Iridescence over Yellowstone National Park, Wyoming, US
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Sun Dog over Houston, Texas, US
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Setting sun masked by Altostratus over Sumirago, Italy
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Mixed precipitation, accompanied by an Altocumulus Lenticularis, over the Adirondack Mountains in northern New York, US.
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Altocumulus over Camacha, Portugal
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
A fingerprint of Cirrocumulus undulatus over Devizes, England
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Altocumulus over Portal Ridge Wildlife Preserve in Fairmont, California, US
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Mamma over Castres, France
Leave a Reply Cancel reply
You must be logged in to post a comment.
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Sorry about the long delay but yes please use it Ginnie
Love this photo, Greg. Beautiful composition, beautiful colors! May I copy it to my desktop background folder so that I will be able to enjoy it on a random basis daily?