Dark blue cloudy sky

What is Low Pressure System?

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere. Also known as a cyclone. It is the opposite of high pressure (anticyclone).

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Glossary

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

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

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

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

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 tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....

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

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

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...