What is Air Mass?

A very cold high pressure that originates over the Arctic Ocean.

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.