Mammatus clouds and the sequel: Evening of July 19, 2013
Update: A July 19, 2013 Globe and Mail article highlights photos from the July 19, 2013. [End of update] Mammatus clouds are described as “pouch-like cloud structures and a rare example of clouds in sinking air” (see link at the beginning of this sentence). I learned about them at Twitter when many people were posting […]
