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What is Air Mass?

A large body of air having similar horizontal temperature and moisture characteristics.

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Glossary

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

Snow that rises to 8 feet or higher.

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

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...

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