<p>This was taken about November 18 in southern Arizona, USA. I’ve never seen any clouds like this before. Is it natural or caused by some airplane? </p>

<p><a href="https://i.sstatic.net/24yGp.jpg" rel="nofollow noreferrer"><img src="https://i.sstatic.net/24yGp.jpg" alt="enter image description here"></a></p>

CC BY-SA 4.0
2019-11-21T17:21:11.680Z
Thank you! I appreciate it.
Thom Blair III
<clouds>
What causes this cloud formation?
Thom Blair III
# What causes this cloud formation?

(Asked by: username_0 on 2019-11-21)

This was taken about November 18 in southern Arizona, USA. I’ve never seen any clouds like this before. Is it natural or caused by some airplane?

[![enter image description here](https://i.sstatic.net/24yGp.jpg)](https://i.sstatic.net/24yGp.jpg)

**Tags:** clouds

> **Comments:**
> **username_0**: Thank you! I appreciate it.  

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## 0 answers

