What is Arctic High?

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

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Glossary

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

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

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

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

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

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

The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...

A type of cloud consisting mostly of small particles such as ice particles.