What is Trough?

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms and rain.

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Glossary

A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...

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

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

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

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

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