Category: Cloud of the Month

Every month, we choose one of our favourite photographs from the Cloud Gallery to become our Cloud of the Month.

July 2017

Your chances of seeing the vibrant ‘circumhorizon arc’ optical effect are either fantastic or hopeless, depending on where you are and the time of year…

March 2016

When the sky is covered in a high layer of ice crystals, known as a Cirrostratus cloud, there is always a possibility for dramatic halo phenomena…

February 2016

During the first days of February, strange and beautifully coloured cloud formations were noticed by many cloudspotters across Britain and Ireland…

December 2015

Cloudspotting mountaineers and hill walkers on the Brocken mountain in Northern Germany often find themselves climbing through a bank of stratus cloud to emerge into the sunlight above…

November 2015

You know those glorious fingers of sunlight that sometimes burst out from behind clouds? They’re called ‘crepuscular rays’, they form when light and shadow are rendered visible by haze in the atmosphere…

October 2015

Regularity in the natural world always feels surprising to us – the uniform hexagon formations of honeycombs, the intricate fractal swirls of ferns, a regular pattern of clouds…

June 2015

The Altocumulus lenticularis cloud is an ‘orographic’ cloud formation, which means that it tends to form as winds are forced upwards to pass over mountains…

April 2015

April’s cloud of the month looms over Lake Tuggeranong, in the south of Canberra, Australia, resplendent in the golden rays of the evening…

March 2015

Formations like these over Warwick, southeast Queensland, Australia are often described as ‘jellyfish clouds’ on account of the tendrils that dangle below them…

February 2015

Once observed, never forgotten. That’s what they say about the celestial light display known as the aurora borealis, or northern lights…

December 2014

hat could be more festive than a couple of colourful sundogs, in the Cirrostratus skies of northern Italy, seated on either side of a warm, fiery Sun?…

November 2014

How and where a cloud releases its load to earth can vary greatly with the type of cloud. In the case of November’s Cloud of the Month, a large Cumulonimbus over the Mongolian Steppe, the precipitation is sudden…

October 2014

Cloudspotters are often to be found gazing wistfully to the west as the dying rays of the setting sun drop behind Cumulus towers on the distant horizon…

September 2014

A pileus formation is a smooth cap of cloud that appears on top of a large Cumulus congestus that is building rapidly upwards in the sky…

August 2014

This month’s image, which rightfully belongs in our ‘clouds that look like things’ section, had residents in Exeter, UK, gazing up in disbelief as what looked like a flying carpet passed overhead…

July 2014

Lightning heats the air around it to a temperature equivalent to four times that of the surface of the Sun. It does so within just a few millionths of a second…