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

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

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

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

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...