Detail of a photo: Glowing orange lava flow running down a dark slope at twilight, with smoke and pink-lit clouds rising past a dark cone-shaped hill behind it.
Between a Rock and a Hard Place

Mammatus

Science snap (#31): Mammatus clouds

July 21, 2014

After all the thunderous weather this weekend and being British, I thought I’d do a weather themed science snap. Don’t bolt yet; it’s a volcanic-weather themed! This is a picture of mammatus clouds following the eruption of Mount St. Helens in 1980. These clouds are pretty rare, unusual and distinctive. Formally, the Glossary of Meteorology …[Read More]