Altostratus Clouds
I always reserve a port-side window seat when flying east and seek interesting shots like this one taken over a great plains state. This type of cloud is also referred to as billow clouds, wind row clouds, or wave clouds.
Doug Lockhart
NIKON CORPORATION NIKON D610, f/8 @ 55 mm, 1/250, ISO 100, No Flash
© D Lockhart 2016