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

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

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

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

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

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

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

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