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

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

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

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

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

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...