The Weather Blog

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Online Cloud Atlas - Principle Cloud Types

Learn how to identify clouds by following the Clouds of the Day posts below.

September 20, 2022

Clouds of the Day: Tufts of Wool and Castles in the Sky

September 20, 2022/ Craig Johnson

Altocumulus floccus at dawn (like tufts of wool). Photo copyright 2022 by Craig Johnson, Weather Briefing, LC. Cedar Falls, Iowa.

Altocumulus floccus (like tufts of wool). Photo copyright 2022 by Craig Johnson, Weather Briefing, LC. Cedar Falls, Iowa.

Altocumulus castellanus (castles in the sky). Photo copyright 2022 by Craig Johnson, Weather Briefing, LC. Cedar Falls, Iowa.

Altocumulus castellanus (castles in the sky). Photo copyright 2022 by Craig Johnson, Weather Briefing, LC. Cedar Falls, Iowa.