The Halo Vault

When Stefan Danner was driving home in the evening of September 12th, he saw a pair of very beautiful sundogs. After having reached home...

12th August 2007 - This day I can see interesting halo display. I thought that I could see upper tangent arc and inexpressive 22 degre...

The halo-season in Hungary has began in a very promising way. There were two particularly noteworthy displays this week.  The first...

With the diamond dust season soon on our doorsteps, here is a tidbit from last winter. The display was seen in Kajaani on 26 February 2006...

On August 28th anthelic arcs appeared in the northern part of Finland. My coffee break was suddenly halted as watching from the window I n...

Sunday, September 2nd 2007, The Hague, The Netherlands After a cloudy morning, the low clouds broke up and both the sun and higher ci...

14 August 2007 - At the edge of a large, smooth-structured Altocumulus bank, elliptical halos appeared at 1100, and from 1113 to 1120 UT...