A nephogram is a cloud chart that shows the different kinds of clouds in the sky.
Nephograms are used by people who study the weather and by people who like to look at the sky.
Examples:
The nephogram shows all the clouds in the sky.
I like to look at the nephogram to see what the weather will be like.
The nephogram helps us know if it will rain or be sunny.
The nephogram is like a map for the sky.
The nephogram can tell us if there will be a big storm.
The nephogram is like a picture of the sky's clothes.