At least, nothing more than a few high, thin clouds.

It was rather like the moon seen through thin cloud.

The ocean was coming into view through thin clouds below, but it still seemed too far.

He breathed out a thin cloud and looked at me.

Thin clouds spread across the sky, turning it almost white.

The rain stopped and the sun was visible behind the thin clouds.

So a cold sunny start tomorrow morning with only very thin cloud about.

Thin clouds of dust hanging low over the ground were moving in their direction.

Was to me new, see sort of thin cloud you mention.

The clouds did clear but during their most important observations the sun was covered by thin cloud.