Clouds drift and float. They move above Earth. Sometimes they are white and puffy. Sometimes they are dark and cover the sky. What happens when the weather is cloudy? Read this book to find out! Learn all about kinds of weather in the What's the Weather Like? series - part of the Lightning Bolt Books(tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books(tm) bring nonfiction topics to life!