Yesterday evening Chap and I and our lovely neighbour T were sitting in the garden enjoying a glass of wine. The clouds were high, wispy cirrus ones, and the evening sun was wonderfully warm (we’ve been having quite a cold spell, so this was doubly welcome). I’d been commenting earlier to Chap how the conditions were similar to those on the day we’d seen a circumzenithal arc and sun dog last year … and sure enough, about half an hour later, there was a sun dog!
This time it was a left sun dog together with a 22° halo around the sun. Fantastic!
Mind you, it doesn’t quite match up to this amazing image, taken earlier this year in New Mexico, United States:
And here’s an explanation of what you can see: