Hot, moist air rises until it condenses in sufficient quantities the cold upper atmosphere as clouds/water vapor.
(moist air; rises; T:until it condenses in sufficient quantities the cold upper atmosphere as clouds/water vapor) (it; condenses; the cold upper atmosphere as clouds/water vapor)
moist air it
rises condenses
T:until it condenses in sufficient quantities the cold upper atmosphere as clouds/water vapor
the cold upper atmosphere as clouds/water vapor