What is Air Mass?

Snow that rises to 8 feet or higher.

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...