Rain is a common wet weather event that is caused by the condensation of water vapor in the atmosphere. Hail is another wet weather event that is created when strong updrafts of air cause water droplets to freeze and form ice pellets. Thunderstorms are a type of wet weather event that is characterized by heavy rain, thunder, and lightning. Floods are a wet weather event that occur when bodies of water overflow their banks due to heavy rainfall or melting snow.