Mammatus clouds are cellular patterns of pouches hanging underneath the base of a cloud, typically a cumulonimbus raincloud. The name derives from the Latin mamma (meaning "udder" or "breast")
— Massimo (@Rainmaker1973) October 5, 2023
These filmed over the Chinese province of Hubei pic.twitter.com/sETii7Zm1W
Subtle but real current Chicago summer weather patterns revealed
https://wgntv.com/weather/chicago-weather-friday-07242026