Meteorologists and weather forecasters must understand all these physical processes that cause clouds to form, and to recognise which processes are active in any given weather situation.
(Meteorologists and weather forecasters; must understand; all these physical processes that cause clouds to form) (all these physical processes; cause; clouds; to form) (processes; are active in; any given weather situation)
Meteorologists and weather forecasters all these physical processes processes
must understand cause are active in
all these physical processes that cause clouds to form
clouds to form
any given weather situation