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What is Arctic High?

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

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Glossary

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

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

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

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

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

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.