Daily Archives: May 20, 2013

What were those lumpy-looking clouds over Madison last Tuesday

Posted on May 20, 2013 by Weather Guys Editor

Those types of cloud are called mammatus. They often extend from the bottom of the anvil cloud of a thunderstorm, also called a cumulonimbus cloud, and indicate an intense storm is nearby. This was the case on Tuesday. Mammatus clouds … Continue reading →

Category: Phenomena

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