Dark blue cloudy sky

What is Arctic Air?

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

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Glossary

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

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

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

Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...

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

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

CONQ is a meteorological abbreviation for significant convection observed in a specific area, often indicating unstable atmospheric...

Indicates the amount of water the soil can absorb/retain through percolation. This capacity is around 7% in sandy soil and...

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

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