Air Masses

Air Masses

An air mass is a large body of air that has the same temperature and moisture level throughout. Air masses form over land or water and take on the characteristics of the surface below them. For example, air masses over oceans are moist, while those over deserts are dry. When different...

An air mass is a large body of air that has nearly the same temperature and humidity throughout.

It forms when air stays over a region for a long time and picks up the area's conditions.

For example, an air mass that forms over a cold ocean will be cold and moist, while one over a desert will be hot and dry.

A...