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 amount of water vapor present in the air, which can affect comfort levels and weather conditions.

A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...

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

The branch of science dealing with the laws of motion of air or other gases.

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A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

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

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.