Air Masses & Weather Fronts Vocab

Front

Warm air mass trapped between 2 cooler air masses pushes the warm air up.

Back

Occluded front

Front

Colliding air masses

Back

Front

Front

A fast-moving warm air mass overtakes a slower cold air mass, moving over it.

Back

Warm front

Front

Sinking air prevents cloud formation.

Back

High pressure

Front

Cool, humid air masses form over the icy North Atlantic Ocean.

Back

Maritime Polar

Front

Hot, dry air masses form in summer over dry areas of the southwest and northern Mexico.

Back

Continental Tropical

Front

A large body of air with uniform temperature, humidity, and pressure at a given height.

Back

air masses

Front

Warm, humid air masses form over the Pacific Ocean.

Back

Maritime Tropical

Front

Faster cold air meets slower warm air; denser cold air slides under lighter warm air, pushing warm air up.

Back

cold front

Front

Rising air allows cloud formation.

Back

Low pressure