One afternoon these clouds began to form into domed saucers. I have never seen this before but apparently this happens sometimes over the top of Mauna Loa and Mauna Kea volcanoes here where the tropical air mixes with the near freezing summits.

The following picture is my lame attempt to splice the left mate to this one to show you what the whole scene looked like.
These were taken with my underwater camera, which has some serious limits but does the job~