cumulus clouds

Cultural  

1. Large, white, puffy clouds that generally appear during fair weather, although they also form thunderheads on hot days. Some carry rain.

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Example Sentences

"We'll have to monitor those feisty cumulus clouds and potentially a few showers and breezes as well," Mark Burger, the launch weather officer, said Tuesday.

From Barron's • Apr. 1, 2026

"We hope this research helps improve predictions of rain generated by Hawaii's tradewind cumulus clouds so that we can better prepare Hawaii in this changing world."

From Science Daily • Nov. 27, 2023

Beyond lie the turquoise and azure waters of the lagoon, a white line of surf at the reef, cumulus clouds on the horizon moving as stately as galleons.

From Slate • Aug. 5, 2023

“So I leaned close, put on my glasses, and I saw those 10,000-foot cumulus clouds shrunken and upside down inside each one,” he said.

From Los Angeles Times • Jan. 12, 2023

There were high cumulus clouds and enough cirrus above them so that the old man knew the breeze would last all night.

From "The Old Man and The Sea" by Ernest Hemingway