The society for people who love the sky

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Today's Cloud-a-Day

Wednesday 6th July 2022

As her aircraft descended into Portland, Oregon, US, Kristen Erekson (Member 56,298) spotted a cap cloud perched on Mount Hood. Cap clouds form when steady winds of moist air flow up and over mountains. When the temperature and humidity of…

Cloud of the Month

July 2022

Building storm clouds can sometimes wear delicate cloud hats. And they generally go on to eat their hats. We explain all in the Cloud of the Month for July...

Get our Cloud-a-Day App

Our free Cloud-a-Day app is the perfect way to start your journey to becoming an expert cloudspotter. It has a library of descriptions and reference images for 58 different clouds and optical effects and it uses the power of AI to help you identify the clouds you spot. Members can also view the Cloud-a-Day in the app that they get as part of their subscription.

New from our Members

Cloud Art
Lucretia Bingham, member 53,512, recently completed this painting ...
Cloud Music
Mary Williamson, member 54,343, sent us this suggestion ...
Cloud Videos
Dan Barstow (Member 41,557) was Senior Education Manager for ...
Cloud Poetry
Kathleen Janick, member 49,856, recently wrote this poem ...

Join us on a Sky Holiday

Join us for a once-in-a-lifetime expedition to see the Northern Lights from the wild beauty of Northwest Canada.

Get the Book

A Cloud A Day is our beautifully illustrated book containing 365 skies selected by the Cloud Appreciation Society. It includes photographs by our members from around the world of stunning and fascinating formations, as well as examples of clouds depicted by great artists and even formations in Space, such as interstellar clouds and those on other planets. This is the ultimate dip-in-and-out book for sky lovers. Each image is accompanied by an enlightening explanation, a revealing snippet of cloud science, a surprising story or an uplifting quotation. Each entry will teach you about the sky in a fun and uplifting way.

A Survival Kit for the Imagination

Our downloadable lesson plans and resources for schools and homeschools teaching about the sky.


‘Something in Common’ with the Los Angeles Public Library

The Cloud Appreciation Society is featured in an exhibition at the Los Angeles Public Library called Something in Common, which features societies and organisations around the world that bring people together for all the good stuff that comes with community. Organised by Todd Lerew (Member 47,655), Library Foundation’s Director of Special Projects, the show includes […]

Stratocumulus over the Caspian Sea

NASA’s Earth Observatory recently featured a peculiar occurrence of stratocumulus clouds over the Caspian Sea.  Photographed using NASA’s MODIS satellite instrument, the cloud appears to have been a lover of the open seas.  Having appeared over the Caspian Sea, it drifted towards the coast of Makhachkala, Russia, where it dissipated upon reaching land.  Read more […]

Save 7 Bruce Grove, Tottenham

Ruth Richardson, Member 52,754, got in touch to ask members to sign a petition for the preservation of a house in North London, which was home to Luke Howard, the “Namer of Clouds”.  2022 is the 250th anniversary of Howard’s birth.  You can read more about him in a Cloud-a-Day that we published recently.  In […]