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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

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

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

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

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

A cloud of irregular appearance, composed of irregular cloud fragments.

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

The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...