Clouds of the Day - April 29, 2023
/Altocumulus. Small breaks in the overcast reveal that the layer is thin.
Altostratus layer above scattered Cumulus
Looking straight up at the base of a cumulus humilus. Note the altocumulus wave clouds to the right.
Altocumulus undulatus. These are wave clouds formed by gravity waves rippling through the cloud layer.
Close-up of the Altocumulus undulatus