Occluded fronts may form as
A) a cold front overtakes a warm front.
B) a warm front overtakes a cold front.
C) a cold front overtakes a squall line.
D) overrunning occurs along a warm front.

Question

Quizplus · Accepted Answer

Occluded fronts form when a faster moving cold front overtakes a slower moving warm front. This causes the warm air mass to be lifted off the ground and forced up over the cold air mass, thus creating an occluded or "closed-off" area between the two fronts.

Occluded Fronts May Form as