n13 MP4
(17.34 MB, 1280x720 h264)

types-of-clouds jpg
(77.6 KB, 900x695)

Here results from 10:30, 2 hours after the start of the experiment. Now in 720p and HD, because regular 720p was a different setting.
See that swirls, and even the steam is visible. Nice.
I have to add we have a cloudy day. I think best described as cirrus and cirrocumulus. So it doesn't hide the Sun, just, uh clouds it.