Ice Crystal Halos

This white pillar rising from the subanthelic point was captured by the Swiss panorama webcam of Davos Rinerhorn (2281m) a bit more than a year ago on 14 November 2008. The picture was submitted by Bertram Radelow. By clicking on…

Bertram Radelow was the observer of this halo display on 14 December 2009. The temperature was -15 degrees that morning in Davos, Switzerland, and the crystals originated from the nearby snowguns. Further images of the display are available on Bertram’s…

A video and two new images of the 09-10 January 2010 Display in Kangasala, Finland are now available for viewing (1 – 2 – 3). As you follow the first link please note that the video is displayed below the…

Last saturday I went to lake Pyhäjärvi ice to see diamond dust that was there. It turned out to be water fog, but there was moderate snow surface 22 and 46° halos. The 22° halo was broad, unlike any other…

Here is an example of a display where Moilanen arc intensity exceeds other halos. The arc is also sharp. If crystal sampling Moilanen arc displays has begun to feel frustrating, we still should carry the microscope with us: these kinds…

The display with 44 degree parhelia was observed by Roman Szpuk in the morning of 5 January at the meteorological station in Churanov, Sumava Mountains. The temperature was -11 °C, and the crystals may have originated from the nearby ski…

On the night of 9-10 January in Kangasala we observed light pillars that were accompanied on both sides by steeply rising arcs. These arcs were seen both with floodlights (two rightmost halo photos in the collage above) as well as…

Fairbanks was treated to a nice odd radius lunar display on the morning of December 31, 2009. The image above consists of four of my frames stacked by Jari Luomanen. I hope to have more photos and information on the…

Eetu Saarti photographed this double ellipse in the new year’s night. The phenomenon lasted for 15 minutes and was followed immediately by 22° halo. Click the image to see a gallery with two more photos.

The halo season has started in the Czech Republic, too. The above image was shot by Jiri Papez on 13 December in Dvoracky ski center. Nearby on Lysa hora the display was captured by the Hydronet.cz camera ( 1 ).