cumulonimbus

"Clouds were forming interesting shapes in the sky. "

"The divers encountered a huge school of mackerel."

"I went to the park because the weather was nice. "

"The hikers climbed the steep cloud, a large rock formation near the campsite. "

"The picnic was cancelled because the forecast predicted thunderstorms. "

"The children loved to play hide-and-seek among the clouds in the park, their laughter echoing around the massive rock formations. "

"The birds had built an amazing structure out of sticks and various discarded items."

"My sister is often late for school. "

"We went out for a picnic in the forest."

"She canceled the incorrect answer on her test paper with a pen. "

"Our company associated with a local charity to help raise money for their programs. "

"The music teacher explained that a "large" is a very long note, longer than a breve. "