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What is Arctic Air?

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

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Glossary

The term used for turbulence occurring in the absence of clouds or cloud-like elements in the visible area. It is often observed...

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

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

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

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

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

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...