Tag: cirrostratus

Circumzenithal Arcs

My thanks to Simon Cadman for the following generous email and some great images of some sun dogs and the more rarely-spotted, 'upside-down rainbow', also known as a 'circumzenithal arc' or 'Bravais' arc'. Circumzenithal arcs and sun dogs form when sunlight refracts through ice crystals, not rain as with rainbows.…

Read More

More Beautiful Sun Dogs

My thanks again to Alan Gibson for sending over some great images. These are sun dogs or parhelia and parts of a "22 degree halo". They are created when the sunlights refracts through ice crystals, creating colourful effects a couple of fist widths from sun . They can presage deteriorating…

Read More

Mares' Tails

A weekend of sailing has just passed, one that was full of meteorological kindness. Nature was generous in two ways over the weekend - perhaps as a reward for my having set up a page of weather lore? Firstly, blue skies, fair winds and warm sun ruled over the Solent.…

Read More
12