Summary:
When standing under the cloud that is under physical blocks, the sky (sun or moon also) will be visible instead of the blocks.

Expected Results:
It's expected that when standing under clouds that are under other blocks, the sky, sun, stars, and moon should not be visible.

Actual Results:
When standing under a cloud that is under blocks, the sky, sun, stars, and moon will be visible. (Sun at day and Stars and moon at night)

Steps to Reproduce:
1. In Survival or creative, build a row of blocks above cloud level (any height or length)
2. Stand or fly below those blocks, just below could level.
3. When clouds pass directly overhead, notice during day, the sun can be seen. During Night, notice both stars and moon can be seen. Sky movement is also seen.