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 very cold high pressure that originates over the Arctic Ocean.

The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

A type of cloud consisting mostly of small particles such as ice particles.

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

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

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...