Jellyfish Clouds, Clouds of Jellyfish June 29, 2015 Maria Mudd Ruth Firday's cirrus uncinus clouds over Olympia resembled a parade of jellyfish. These are high, icy clouds with a puffy head and trailing ice crystals falling out in "tentacles" behind. The tentacles are called virga--a type of precipitation that evaporates before reaching the ground. A lion's mane jellyfish in Budd Inlet. A "puffy" head (called a bell) and long tentacles behind. "Clouds" of moon jellies in Budd Inlet. Read more about these here in my 2010 blog post.