Cumulonimbus and nimbostratus clouds are the primary types that produce rain. These clouds are often called "rain clouds" because the word "nimbus" comes from the Latin word for "rain." Cumulonimbus clouds are large, towering clouds that can produce heavy rain, hail, thunderstorms, and even tornadoes. Nimbostratus clouds are dark, gray clouds that cover the sky and produce steady rain or drizzle.
Other clouds can also produce precipitation, but these two types are the most common.
Here are some additional details about rain-producing clouds:
- Cumulonimbus: These clouds are often referred to as "thunderheads" because they are associated with thunderstorms. They form when warm, moist air rises rapidly, creating a towering cloud that can reach high altitudes.
- Nimbostratus: These clouds are associated with widespread, persistent rain or drizzle. They form when a large area of warm, moist air is lifted by a front or other weather system.
Overall, cumulonimbus and nimbostratus clouds are the most common rain-producing clouds.