What is Air Mass?

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

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

An instrument for measuring atmospheric pressure.

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

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

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

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

The branch of science dealing with the laws of motion of air or other gases.