Astronomy Picture of the Day · August 31, 2011

Roll Cloud Over Wisconsin

The Astronomy Picture of the Day for August 31, 2011 is “Roll Cloud Over Wisconsin,” an image. It is credited to Image Credit: Megan Hanrahan ( Pierre cb ), Wikipedia. The original explanation runs about 136 words.

From the explanation

“What kind of cloud is this? A type of arcus cloud called a roll cloud .”

— APOD editors, August 31, 2011

Read the full explanation on science.nasa.gov

At a glance

Date: August 31, 2011
Type: Image
Credit: Credit: Image Credit: Megan Hanrahan ( Pierre cb ), Wikipedia
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 136 words

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On this day: August 31 in other years

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Source

Astronomy Picture of the Day, August 31, 2011 — science.nasa.gov/image-article/apod-2011-august-31-roll-cloud-over-wisconsin

Copy taken Oct 28, 2026, 2:39 AM EDT. The image and explanation belong to their creators. OpenOrbit is not affiliated with or endorsed by NASA.