Meteorology

Pressure System

Definition

An area of relatively high or low atmospheric pressure. High pressure systems bring generally fair weather with clockwise winds (Northern Hemisphere), while low pressure systems bring clouds, precipitation, and counterclockwise winds.

Related Terms

Frontal System

The boundary between two different air masses. Cold fronts bring rapid weather c...

Altimeter Setting(QNH)

The barometric pressure adjusted to sea level used to set the altimeter so it re...

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