The Halo Vault

Odd radius column arcs have long been deemed as some of the rarest halo forms. Sighting reports in most parts of the world have indeed ...

In this post, I'm including the most interesting displays observed during the last month. 14th March 2017 On that day, halos app...

In the evening, I looked at meteoblue's meteogram (like I do everyday), and saw on it plenty of high-level clouds, but at the same ti...

On 25th March a relatively small high-cloud area swept over Southern Finland and produced a fine halo for observers in Helsinki, Espoo, Tur...

While at work on break I saw some cirrus clouds gather in the sky and I later saw a halo appear so I got my camera out of the car and my s...

Today Ondrej Vlach seen nice Lunar display in Prague, Czech. Halo, upper tangent arc and rare 9 column arcs. Ondrej say: "Left side ...

This display was captured by Jan Drahokoupil in Sardinia on 6. September. The 22° halo is surrounded by elliptical circumscribed halo. ...

Alaskan town Fairbanks is renowned for it's odd radius halos during the winter. On 10. March 2006 there was odd r...