Somewhere miles above your head, ice crystals and water vapor in the atmosphere are making clouds with a mixture of warm and cool air. Though no two clouds ever look the same, each fit into one of four different categories depending on their altitude, density, and temperature: Stratus, Cirrus, Cumulonimbus, and Cumulus.
Watch this animated short by Chantaye Louis to learn more about all the different types of clouds and the weather patterns they might portend.