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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

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The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

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

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

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