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

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

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

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....