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

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

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

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

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.

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

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...